From: Ryan Bies Date: Fri, 6 Aug 2010 23:44:00 +0000 (+0000) Subject: DatabaseMssql class and related changes X-Git-Tag: 1.31.0-rc.0~35658 X-Git-Url: https://git.cyclocoop.org/%7B%24admin_url%7Dmembres/fiche.php?a=commitdiff_plain;h=070122e8b93984fe9345fed6eedc195285cc1991;p=lhc%2Fweb%2Fwiklou.git DatabaseMssql class and related changes --- diff --git a/config/Installer.php b/config/Installer.php index 74859707c6..a41dd7a7a3 100644 --- a/config/Installer.php +++ b/config/Installer.php @@ -87,6 +87,15 @@ $ourdb['sqlite'] = array( 'serverless' => true ); +$ourdb['mssql'] = array( + 'fullname' => 'Microsoft SQL Server', + 'havedriver' => 0, + 'compile' => 'sqlsrv', + 'bgcolor' => '#cccccc', + 'rootuser' => 'root', + 'serverless' => false +); + $ourdb['ibm_db2'] = array( 'fullname' => 'DB2', 'havedriver' => 0, @@ -910,6 +919,44 @@ if( $conf->posted && ( 0 == count( $errs ) ) ) { if( !$ok ) { continue; } } + else if ( $conf->DBtype == 'mssql' ) { + error_reporting( E_ALL ); + $wgSuperUser = ''; + # # Possible connect as a superuser + if ( $useRoot ) { + $wgDBsuperuser = $conf->RootUser; + echo( "
  • Attempting to connect to database \"{$conf->DBtype}\" as superuser \"{$wgDBsuperuser}\"" ); + $wgDatabase = $dbc->newFromParams( + $conf->DBserver, + $conf->RootUser, + $conf->RootPW, + false, + false, + 1 + ); + if ( !$wgDatabase->isOpen() ) { + echo( " error: {$wgDatabase->lastError()}
    • \n" ); + $errs['DBserver'] = 'Could not connect to database as superuser'; + $errs['RootUser'] = 'Check username'; + $errs['RootPW'] = 'and password'; + continue; + } + $wgDatabase->initial_setup( $conf->RootPW, $conf->DBtype ); + } + echo( "
  • Attempting to connect to database \"{$wgDBname}\" as \"{$wgDBuser}\"..." ); + $wgDatabase = $dbc->newFromParams( + $conf->DBserver, + $conf->DBuser, + $conf->DBpassword, + $conf->DBname, + 1 + ); + if ( !$wgDatabase->isOpen() ) { + echo( " error: {$wgDatabase->lastError()}
    • \n" ); + } else { + $myver = $wgDatabase->getServerVersion(); + } + } else if( $conf->DBtype == 'ibm_db2' ) { if( $useRoot ) { $db_user = $conf->RootUser; @@ -1659,6 +1706,13 @@ if( count( $errs ) ) { + + +
    +

    No MS SQL Server specific options at this time.

    +
    + +
    'includes/db/LBFactory.php', 'Database' => 'includes/db/DatabaseMysql.php', 'DatabaseBase' => 'includes/db/Database.php', + 'DatabaseMssql' => 'includes/db/DatabaseMssql.php', 'DatabaseMysql' => 'includes/db/DatabaseMysql.php', 'DatabaseOracle' => 'includes/db/DatabaseOracle.php', 'DatabasePostgres' => 'includes/db/DatabasePostgres.php', @@ -511,6 +512,7 @@ $wgAutoloadLocalClasses = array( 'SearchEngine' => 'includes/search/SearchEngine.php', 'SearchHighlighter' => 'includes/search/SearchEngine.php', 'SearchIBM_DB2' => 'includes/search/SearchIBM_DB2.php', + 'SearchMssql' => 'includes/search/SearchMssql.php', 'SearchMySQL4' => 'includes/search/SearchMySQL4.php', 'SearchMySQL' => 'includes/search/SearchMySQL.php', 'SearchOracle' => 'includes/search/SearchOracle.php', diff --git a/includes/Block.php b/includes/Block.php index de01555549..59ec8c0faf 100644 --- a/includes/Block.php +++ b/includes/Block.php @@ -857,6 +857,16 @@ class Block { public static function infinity() { # This is a special keyword for timestamps in PostgreSQL, and # works with CHAR(14) as well because "i" sorts after all numbers. + + # BEGIN DatabaseMssql hack + # Since MSSQL doesn't recognize the infinity keyword, set date manually. + # TO-DO: Refactor for better DB portability and remove magic date + $dbw = wfGetDB( DB_MASTER ); + if ( $dbw instanceof DatabaseMssql ) { + return '3000-01-31 00:00:00.000'; + } + # End DatabaseMssql hack + return 'infinity'; } diff --git a/includes/db/Database.php b/includes/db/Database.php index f6756e95b9..5ebf0d560b 100644 --- a/includes/db/Database.php +++ b/includes/db/Database.php @@ -1878,11 +1878,11 @@ abstract class DatabaseBase { } while( $this->wasDeadlock() && --$tries > 0 ); $this->ignoreErrors( $oldIgnore ); if ( $tries <= 0 ) { - $this->query( 'ROLLBACK', $myFname ); + $this->rollback( $myFname ); $this->reportQueryError( $error, $errno, $sql, $fname ); return false; } else { - $this->query( 'COMMIT', $myFname ); + $this->commit( $myFname ); return $retVal; } } diff --git a/includes/db/DatabaseMssql.php b/includes/db/DatabaseMssql.php new file mode 100644 index 0000000000..58fcdfa350 --- /dev/null +++ b/includes/db/DatabaseMssql.php @@ -0,0 +1,1238 @@ + + * @author Chris Pucci + * @author Ryan Biesemeyer + */ + +/** + * @addtogroup Database + */ +class DatabaseMssql extends DatabaseBase { + var $mInsertId = NULL; + var $mLastResult = NULL; + var $mAffectedRows = NULL; + + function __construct( $server = false, $user = false, $password = false, $dbName = false, + $failFunction = false, $flags = 0 ) + { + $this->mFailFunction = $failFunction; + $this->mFlags = $flags; + $this->open( $server, $user, $password, $dbName ); + + } + + function cascadingDeletes() { + return true; + } + function cleanupTriggers() { + return true; + } + function strictIPs() { + return true; + } + function realTimestamps() { + return true; + } + function implicitGroupby() { + return false; + } + function implicitOrderby() { + return false; + } + function functionalIndexes() { + return true; + } + function unionSupportsOrderAndLimit() { + return false; + } + + static function newFromParams( $server, $user, $password, $dbName, $failFunction = false, $flags = 0 ) + { + return new DatabaseMssql( $server, $user, $password, $dbName, $failFunction, $flags ); + } + + /** + * Usually aborts on failure + * If the failFunction is set to a non-zero integer, returns success + */ + function open( $server, $user, $password, $dbName ) { + # Test for driver support, to avoid suppressed fatal error + if ( !function_exists( 'sqlsrv_connect' ) ) { + throw new DBConnectionError( $this, "MS Sql Server Native (sqlsrv) functions missing. You can download the driver from: http://go.microsoft.com/fwlink/?LinkId=123470\n" ); + } + + global $wgDBport; + + if ( !strlen( $user ) ) { # # e.g. the class is being loaded + return; + } + + $this->close(); + $this->mServer = $server; + $this->mPort = $port = $wgDBport; + $this->mUser = $user; + $this->mPassword = $password; + $this->mDBname = $dbName; + + $connectionInfo = array(); + + if( $dbName ) { + $connectionInfo['Database'] = $dbName; + } + + // Start NT Auth Hack + // Quick and dirty work around to provide NT Auth designation support. + // Current solution requires installer to know to input 'ntauth' for both username and password + // to trigger connection via NT Auth. - ugly, ugly, ugly + // TO-DO: Make this better and add NT Auth choice to MW installer when SQL Server option is chosen. + $ntAuthUserTest = strtolower( $user ); + $ntAuthPassTest = strtolower( $password ); + + // Decide which auth scenerio to use + if( ( $ntAuthPassTest == 'ntauth' && $ntAuthUserTest == 'ntauth' ) ){ + // Don't add credentials to $connectionInfo + } else { + $connectionInfo['UID'] = $user; + $connectionInfo['PWD'] = $password; + } + // End NT Auth Hack + + $this->mConn = @sqlsrv_connect( $server, $connectionInfo ); + + if ( $this->mConn === false ) { + wfDebug( "DB connection error\n" ); + wfDebug( "Server: $server, Database: $dbName, User: $user, Password: " . substr( $password, 0, 3 ) . "...\n" ); + wfDebug( $this->lastError() . "\n" ); + return false; + } + + $this->mOpened = true; + return $this->mConn; + } + + /** + * Closes a database connection, if it is open + * Returns success, true if already closed + */ + function close() { + $this->mOpened = false; + if ( $this->mConn ) { + return sqlsrv_close( $this->mConn ); + } else { + return true; + } + } + + function doQuery( $sql ) { + wfDebug( "SQL: [$sql]\n" ); + $this->offset = 0; + + // several extensions seem to think that all databases support limits via LIMIT N after the WHERE clause + // well, MSSQL uses SELECT TOP N, so to catch any of those extensions we'll do a quick check for a LIMIT + // clause and pass $sql through $this->LimitToTopN() which parses the limit clause and passes the result to + // $this->limitResult(); + if ( preg_match( '/\bLIMIT\s*/i', $sql ) ) { + // massage LIMIT -> TopN + $sql = $this->LimitToTopN( $sql ) ; + } + + // MSSQL doesn't have EXTRACT(epoch FROM XXX) + if ( preg_match('#\bEXTRACT\s*?\(\s*?EPOCH\s+FROM\b#i', $sql, $matches ) ) { + // This is same as UNIX_TIMESTAMP, we need to calc # of seconds from 1970 + $sql = str_replace( $matches[0], "DATEDIFF(s,CONVERT(datetime,'1/1/1970'),", $sql ); + } + + // perform query + $stmt = sqlsrv_query( $this->mConn, $sql ); + if ( $stmt == false ) { + $message = "A database error has occurred\n" . + "Query: " . htmlentities( $sql ) . "\n" . + "Function: " . __FUNCTION__ . "\n"; + // process each error (our driver will give us an array of errors unlike other providers) + foreach ( sqlsrv_errors() as $error ) { + $message .= $message . "ERROR[" . $error['code'] . "] " . $error['message'] . "\n"; + } + + throw new DBUnexpectedError( $this, $message ); + } + // remember number of rows affected + $this->mAffectedRows = sqlsrv_rows_affected( $stmt ); + + // if it is a SELECT statement, or an insert with a request to output something we want to return a row. + if ( ( preg_match( '#\bSELECT\s#i', $sql ) ) || + ( preg_match( '#\bINSERT\s#i', $sql ) && preg_match( '#\bOUTPUT\s+INSERTED\b#i', $sql ) ) ) { + // this is essentially a rowset, but Mediawiki calls these 'result' + // the rowset owns freeing the statement + $res = new MssqlResult( $stmt ); + } else { + // otherwise we simply return it was successful, failure throws an exception + $res = true; + } + return $res; + } + + function freeResult( $res ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + $res->free(); + } + + function fetchObject( $res ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + $row = $res->fetch( 'OBJECT' ); + return $row; + } + + function getErrors() { + $strRet = ''; + $retErrors = sqlsrv_errors( SQLSRV_ERR_ALL ); + if ( $retErrors != null ) { + foreach ( $retErrors as $arrError ) { + $strRet .= "SQLState: " . $arrError[ 'SQLSTATE'] . "\n"; + $strRet .= "Error Code: " . $arrError[ 'code'] . "\n"; + $strRet .= "Message: " . $arrError[ 'message'] . "\n"; + } + } else { + $strRet = "No errors found"; + } + return $strRet; + } + + function fetchRow( $res ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + $row = $res->fetch( SQLSRV_FETCH_BOTH ); + return $row; + } + + function numRows( $res ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + return ( $res ) ? $res->numrows() : 0; + } + + function numFields( $res ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + return ( $res ) ? $res->numfields() : 0; + } + + function fieldName( $res, $n ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + return ( $res ) ? $res->fieldname( $n ) : 0; + } + + /** + * This must be called after nextSequenceVal + */ + function insertId() { + return $this->mInsertId; + } + + function dataSeek( $res, $row ) { + if ( $res instanceof ResultWrapper ) { + $res = $res->result; + } + return ( $res ) ? $res->seek( $row ) : false; + } + + function lastError() { + if ( $this->mConn ) { + return $this->getErrors(); + } + else { + return "No database connection"; + } + } + + function lastErrno() { + $err = sqlsrv_errors( SQLSRV_ERR_ALL ); + if ( $err[0] ) return $err[0]['code']; + else return 0; + } + + function affectedRows() { + return $this->mAffectedRows; + } + + /** + * SELECT wrapper + * + * @param mixed $table Array or string, table name(s) (prefix auto-added) + * @param mixed $vars Array or string, field name(s) to be retrieved + * @param mixed $conds Array or string, condition(s) for WHERE + * @param string $fname Calling function name (use __METHOD__) for logs/profiling + * @param array $options Associative array of options (e.g. array('GROUP BY' => 'page_title')), + * see Database::makeSelectOptions code for list of supported stuff + * @param $join_conds Array: Associative array of table join conditions (optional) + * (e.g. array( 'page' => array('LEFT JOIN','page_latest=rev_id') ) + * @return mixed Database result resource (feed to Database::fetchObject or whatever), or false on failure + */ + function select( $table, $vars, $conds = '', $fname = 'Database::select', $options = array(), $join_conds = array() ) + { + $sql = $this->selectSQLText( $table, $vars, $conds, $fname, $options, $join_conds ); + if ( isset( $options['EXPLAIN'] ) ) { + sqlsrv_query( $this->mConn, "SET SHOWPLAN_ALL ON;" ); + return $this->query( $sql, $fname ); + sqlsrv_query( $this->mConn, "SET SHOWPLAN_ALL OFF;" ); + } + return $this->query( $sql, $fname ); + } + + /** + * SELECT wrapper + * + * @param $table Mixed: Array or string, table name(s) (prefix auto-added) + * @param $vars Mixed: Array or string, field name(s) to be retrieved + * @param $conds Mixed: Array or string, condition(s) for WHERE + * @param $fname String: Calling function name (use __METHOD__) for logs/profiling + * @param $options Array: Associative array of options (e.g. array('GROUP BY' => 'page_title')), + * see Database::makeSelectOptions code for list of supported stuff + * @param $join_conds Array: Associative array of table join conditions (optional) + * (e.g. array( 'page' => array('LEFT JOIN','page_latest=rev_id') ) + * @return string, the SQL text + */ + function selectSQLText( $table, $vars, $conds = '', $fname = 'Database::select', $options = array(), $join_conds = array() ) { + if ( isset( $options['EXPLAIN'] ) ) { + unset( $options['EXPLAIN'] ); + } + return parent::selectSQLText( $table, $vars, $conds, $fname, $options, $join_conds ); + } + + /** + * Estimate rows in dataset + * Returns estimated count, based on SHOWPLAN_ALL output + * This is not necessarily an accurate estimate, so use sparingly + * Returns -1 if count cannot be found + * Takes same arguments as Database::select() + */ + function estimateRowCount( $table, $vars = '*', $conds = '', $fname = 'Database::estimateRowCount', $options = array() ) { + $options['EXPLAIN'] = true;// http://msdn2.microsoft.com/en-us/library/aa259203.aspx + $res = $this->select( $table, $vars, $conds, $fname, $options ); + + $rows = -1; + if ( $res ) { + $row = $this->fetchRow( $res ); + if ( isset( $row['EstimateRows'] ) ) $rows = $row['EstimateRows']; + $this->freeResult( $res ); + } + return $rows; + } + + + /** + * Returns information about an index + * If errors are explicitly ignored, returns NULL on failure + */ + function indexInfo( $table, $index, $fname = 'Database::indexExists' ) { + # This does not return the same info as MYSQL would, but that's OK because MediaWiki never uses the + # returned value except to check for the existance of indexes. + $sql = "sp_helpindex '" . $table . "'"; + $res = $this->query( $sql, $fname ); + if ( !$res ) { + return NULL; + } + + $result = array(); + while ( $row = $res->FetchNextObj() ) { + if ( $row->index_name == $index ) { + $row->Non_unique = !stristr( $row->index_description, "unique" ); + $cols = explode( ", ", $row->index_keys ); + foreach ( $cols as $col ) { + $row->Column_name = trim( $col ); + $result[] = clone $row; + } + } else if ( $index == 'PRIMARY' && stristr( $row->index_description, 'PRIMARY' ) ) { + $row->Non_unique = 0; + $cols = explode( ", ", $row->index_keys ); + foreach ( $cols as $col ) { + $row->Column_name = trim( $col ); + $result[] = clone $row; + } + } + } + return empty( $result ) ? false : $result; + } + + /** + * INSERT wrapper, inserts an array into a table + * + * $arrToInsert may be a single associative array, or an array of these with numeric keys, for + * multi-row insert. + * + * Usually aborts on failure + * If errors are explicitly ignored, returns success + */ + function insert( $table, $arrToInsert, $fname = 'Database::insert', $options = array() ) { + # No rows to insert, easy just return now + if ( !count( $arrToInsert ) ) { + return true; + } + + if ( !is_array( $options ) ) { + $options = array( $options ); + } + + $table = $this->tableName( $table ); + + if ( !( isset( $arrToInsert[0] ) && is_array( $arrToInsert[0] ) ) ) {// Not multi row + $arrToInsert = array( 0 => $arrToInsert );// make everything multi row compatible + } + + $allOk = true; + + + // We know the table we're inserting into, get its identity column + $identity = null; + $tableRaw = preg_replace( '#\[([^\]]*)\]#', '$1', $table ); // strip matching square brackets from table name + $res = $this->doQuery( "SELECT NAME AS idColumn FROM SYS.IDENTITY_COLUMNS WHERE OBJECT_NAME(OBJECT_ID)='{$tableRaw}'" ); + if( $res && $res->numrows() ){ + // There is an identity for this table. + $identity = array_pop( $res->fetch( SQLSRV_FETCH_ASSOC ) ); + } + unset( $res ); + + foreach ( $arrToInsert as $blah => $a ) { + // start out with empty identity column, this is so we can return it as a result of the insert logic + $sqlPre = ''; + $sqlPost = ''; + $identityClause = ''; + + // if we have an identity column + if( $identity ) { + // iterate through + foreach ($a as $k => $v ) { + if ( $k == $identity ) { + if( !is_null($v) ){ + // there is a value being passed to us, we need to turn on and off inserted identity + $sqlPre = "SET IDENTITY_INSERT $table ON;" ; + $sqlPost = ";SET IDENTITY_INSERT $table OFF;"; + + } else { + // we can't insert NULL into an identity column, so remove the column from the insert. + unset( $a[$k] ); + } + } + } + $identityClause = "OUTPUT INSERTED.$identity "; // we want to output an identity column as result + } + + $keys = array_keys( $a ); + + + // INSERT IGNORE is not supported by SQL Server + // remove IGNORE from options list and set ignore flag to true + $ignoreClause = false; + foreach ( $options as $k => $v ) { + if ( strtoupper( $v ) == "IGNORE" ) { + unset( $options[$k] ); + $ignoreClause = true; + } + } + + // translate MySQL INSERT IGNORE to something SQL Server can use + // example: + // MySQL: INSERT IGNORE INTO user_groups (ug_user,ug_group) VALUES ('1','sysop') + // MSSQL: IF NOT EXISTS (SELECT * FROM user_groups WHERE ug_user = '1') INSERT INTO user_groups (ug_user,ug_group) VALUES ('1','sysop') + if ( $ignoreClause == true ) { + $prival = $a[$keys[0]]; + $sqlPre .= "IF NOT EXISTS (SELECT * FROM $table WHERE $keys[0] = '$prival')"; + } + + // Build the actual query + $sql = $sqlPre . 'INSERT ' . implode( ' ', $options ) . + " INTO $table (" . implode( ',', $keys ) . ") $identityClause VALUES ("; + + $first = true; + foreach ( $a as $key => $value ) { + if ( $first ) { + $first = false; + } else { + $sql .= ','; + } + if ( is_string( $value ) ) { + $sql .= $this->quote_ident( $value ); + } elseif ( is_null( $value ) ) { + $sql .= 'null'; + } elseif ( is_array( $value ) || is_object( $value ) ) { + if ( is_object( $value ) && strtolower( get_class( $value ) ) == 'blob' ) { + $sql .= $this->quote_ident( $value->fetch() ); + } else { + $sql .= $this->quote_ident( serialize( $value ) ); + } + } else { + $sql .= $value; + } + } + $sql .= ')' . $sqlPost; + + // Run the query + $ret = sqlsrv_query( $this->mConn, $sql ); + + if ( $ret === false ) { + throw new DBQueryError( $this, $this->getErrors(), $this->lastErrno(), $sql, $fname ); + } elseif ( $ret != NULL ) { + // remember number of rows affected + $this->mAffectedRows = sqlsrv_rows_affected( $ret ); + if ( !is_null($identity) ) { + // then we want to get the identity column value we were assigned and save it off + $row = sqlsrv_fetch_object( $ret ); + $this->mInsertId = $row->$identity; + } + sqlsrv_free_stmt( $ret ); + continue; + } + $allOk = false; + } + return $allOk; + } + + /** + * INSERT SELECT wrapper + * $varMap must be an associative array of the form array( 'dest1' => 'source1', ...) + * Source items may be literals rather than field names, but strings should be quoted with Database::addQuotes() + * $conds may be "*" to copy the whole table + * srcTable may be an array of tables. + */ + function insertSelect( $destTable, $srcTable, $varMap, $conds, $fname = 'Database::insertSelect', + $insertOptions = array(), $selectOptions = array() ) + { + $ret = parent::insertSelect( $destTable, $srcTable, $varMap, $conds, $fname, insertOptions, $selectOptions ); + + if ( $ret === false ) { + throw new DBQueryError( $this, $this->getErrors(), $this->lastErrno(), $sql, $fname ); + } elseif ( $ret != NULL ) { + // remember number of rows affected + $this->mAffectedRows = sqlsrv_rows_affected( $ret ); + return $ret; + } + return NULL; + } + + /** + * Format a table name ready for use in constructing an SQL query + * + * This does two important things: it brackets table names which as necessary, + * and it adds a table prefix if there is one. + * + * All functions of this object which require a table name call this function + * themselves. Pass the canonical name to such functions. This is only needed + * when calling query() directly. + * + * @param string $name database table name + */ + function tableName( $name ) { + global $wgSharedDB; + # Skip quoted literals + if ( $name != '' && $name { 0 } != '[' ) { + if ( $this->mTablePrefix !== '' && strpos( '.', $name ) === false ) { + $name = "{$this->mTablePrefix}$name"; + } + if ( isset( $wgSharedDB ) && "{$this->mTablePrefix}user" == $name ) { + $name = "[$wgSharedDB].[$name]"; + } else { + # Standard quoting + if ( $name != '' ) $name = "[$name]"; + } + } + return $name; + } + + /** + * Return the next in a sequence, save the value for retrieval via insertId() + */ + function nextSequenceValue( $seqName ) { + if ( !$this->tableExists( 'sequence_' . $seqName ) ) { + $ret = sqlsrv_query( $this->mConn, "CREATE TABLE [sequence_$seqName] (id INT NOT NULL IDENTITY PRIMARY KEY, junk varchar(10) NULL)" ); + } + $ret = sqlsrv_query( $this->mConn, "INSERT INTO [sequence_$seqName] (junk) VALUES ('')" ); + $ret = sqlsrv_query( $this->mConn, "SELECT TOP 1 id FROM [sequence_$seqName] ORDER BY id DESC" ); + $row = sqlsrv_fetch_array( $ret, SQLSRV_FETCH_ASSOC );// KEEP ASSOC THERE, weird weird bug dealing with the return value if you don't + + sqlsrv_free_stmt( $ret ); + $this->mInsertId = $row['id']; + return $row['id']; + } + + /** + * Return the current value of a sequence. Assumes it has ben nextval'ed in this session. + */ + function currentSequenceValue( $seqName ) { + $ret = sqlsrv_query( $this->mConn, "SELECT TOP 1 id FROM [sequence_$seqName] ORDER BY id DESC" ); + if ( $ret !== false ) { + $row = sqlsrv_fetch_array( $ret ); + sqlsrv_free_stmt( $ret ); + return $row['id']; + } else { + return $this->nextSequenceValue( $seqName ); + } + } + + + # REPLACE query wrapper + # MSSQL simulates this with a DELETE followed by INSERT + # $row is the row to insert, an associative array + # $uniqueIndexes is an array of indexes. Each element may be either a + # field name or an array of field names + # + # It may be more efficient to leave off unique indexes which are unlikely to collide. + # However if you do this, you run the risk of encountering errors which wouldn't have + # occurred in MySQL + function replace( $table, $uniqueIndexes, $rows, $fname = 'Database::replace' ) { + $table = $this->tableName( $table ); + + if ( count( $rows ) == 0 ) { + return; + } + + # Single row case + if ( !is_array( reset( $rows ) ) ) { + $rows = array( $rows ); + } + + foreach ( $rows as $row ) { + # Delete rows which collide + if ( $uniqueIndexes ) { + $sql = "DELETE FROM $table WHERE "; + $first = true; + foreach ( $uniqueIndexes as $index ) { + if ( $first ) { + $first = false; + $sql .= "("; + } else { + $sql .= ') OR ('; + } + if ( is_array( $index ) ) { + $first2 = true; + foreach ( $index as $col ) { + if ( $first2 ) { + $first2 = false; + } else { + $sql .= ' AND '; + } + $sql .= $col . '=' . $this->addQuotes( $row[$col] ); + } + } else { + $sql .= $index . '=' . $this->addQuotes( $row[$index] ); + } + } + $sql .= ')'; + $this->query( $sql, $fname ); + } + + # Now insert the row + $sql = "INSERT INTO $table (" . $this->makeList( array_keys( $row ), LIST_NAMES ) . ') VALUES (' . + $this->makeList( $row, LIST_COMMA ) . ')'; + $this->query( $sql, $fname ); + } + } + + # DELETE where the condition is a join + function deleteJoin( $delTable, $joinTable, $delVar, $joinVar, $conds, $fname = "Database::deleteJoin" ) { + if ( !$conds ) { + throw new DBUnexpectedError( $this, 'Database::deleteJoin() called with empty $conds' ); + } + + $delTable = $this->tableName( $delTable ); + $joinTable = $this->tableName( $joinTable ); + $sql = "DELETE FROM $delTable WHERE $delVar IN (SELECT $joinVar FROM $joinTable "; + if ( $conds != '*' ) { + $sql .= 'WHERE ' . $this->makeList( $conds, LIST_AND ); + } + $sql .= ')'; + + $this->query( $sql, $fname ); + } + + # Returns the size of a text field, or -1 for "unlimited" + function textFieldSize( $table, $field ) { + $table = $this->tableName( $table ); + $sql = "SELECT CHARACTER_MAXIMUM_LENGTH,DATA_TYPE FROM INFORMATION_SCHEMA.Columns + WHERE TABLE_NAME = '$table' AND COLUMN_NAME = '$field'"; + $res = $this->query( $sql ); + $row = $this->fetchRow( $res ); + $size = -1; + if ( strtolower( $row['DATA_TYPE'] ) != 'text' ) $size = $row['CHARACTER_MAXIMUM_LENGTH']; + $this->freeResult( $res ); + return $size; + } + + /** + * Construct a LIMIT query with optional offset + * This is used for query pages + * $sql string SQL query we will append the limit too + * $limit integer the SQL limit + * $offset integer the SQL offset (default false) + */ + function limitResult( $sql, $limit, $offset = false ) { + if ( $offset === false || $offset == 0 ) { + if ( strpos( $sql, "SELECT" ) === false ) { + return "TOP {$limit} " . $sql; + } else { + return preg_replace( '/\bSELECT(\s*DISTINCT)?\b/Dsi', 'SELECT$1 TOP ' . $limit, $sql, 1 ); + } + } else { + $sql = ' + SELECT * FROM ( + SELECT sub2.*, ROW_NUMBER() OVER(ORDER BY sub2.line2) AS line3 FROM ( + SELECT 1 AS line2, sub1.* FROM (' . $sql . ') AS sub1 + ) as sub2 + ) AS sub3 + WHERE line3 BETWEEN ' . ( $offset + 1 ) . ' AND ' . ( $offset + $limit ); + return $sql; + } + } + + // If there is a limit clause, parse it, strip it, and pass the remaining sql through limitResult() + // with the appropriate parameters. Not the prettiest solution, but better than building a whole new parser. + // This exists becase there are still too many extensions that don't use dynamic sql generation. + function LimitToTopN( $sql ) { + // Matches: LIMIT {[offset,] row_count | row_count OFFSET offset} + $pattern = '/\bLIMIT\s+((([0-9]+)\s*,\s*)?([0-9]+)(\s+OFFSET\s+([0-9]+))?)/i'; + if ( preg_match( $pattern, $sql, $matches ) ) { + // row_count = $matches[4] + $row_count = $matches[4]; + // offset = $matches[3] OR $matches[6] + $offset = $matches[3] or + $offset = $matches[6] or + $offset = false; + + // strip the matching LIMIT clause out + $sql = str_replace( $matches[0], '', $sql ); + return $this->limitResult( $sql, $row_count, $offset ); + } + return $sql; + } + + // MSSQL does support this, but documentation is too thin to make a generalized + // function for this. Apparently UPDATE TOP (N) works, but the sort order + // may not be what we're expecting so the top n results may be a random selection. + // TODO: Implement properly. + function limitResultForUpdate( $sql, $num ) { + return $sql; + } + + + function timestamp( $ts = 0 ) { + return wfTimestamp( TS_ISO_8601, $ts ); + } + + /** + * @return string wikitext of a link to the server software's web site + */ + function getSoftwareLink() { + return "[http://www.microsoft.com/sql/ MS SQL Server]"; + } + + /** + * @return string Version information from the database + */ + function getServerVersion() { + $server_info = sqlsrv_server_info( $this->mConn ); + $version = 'Error'; + if ( isset( $server_info['SQLServerVersion'] ) ) $version = $server_info['SQLServerVersion']; + return $version; + } + + function tableExists ( $table, $schema = false ) { + $res = sqlsrv_query( $this->mConn, "SELECT * FROM information_schema.tables + WHERE table_type='BASE TABLE' AND table_name = '$table'" ); + if ( $res === false ) { + print( "Error in tableExists query: " . $this->getErrors() ); + return false; + } + if ( sqlsrv_fetch( $res ) ) + return true; + else + return false; + } + + /** + * Query whether a given column exists in the mediawiki schema + */ + function fieldExists( $table, $field, $fname = 'Database::fieldExists' ) { + $table = $this->tableName( $table ); + $res = sqlsrv_query( $this->mConn, "SELECT DATA_TYPE FROM INFORMATION_SCHEMA.Columns + WHERE TABLE_NAME = '$table' AND COLUMN_NAME = '$field'" ); + if ( $res === false ) { + print( "Error in fieldExists query: " . $this->getErrors() ); + return false; + } + if ( sqlsrv_fetch( $res ) ) + return true; + else + return false; + } + + function fieldInfo( $table, $field ) { + $table = $this->tableName( $table ); + $res = sqlsrv_query( $this->mConn, "SELECT * FROM INFORMATION_SCHEMA.Columns + WHERE TABLE_NAME = '$table' AND COLUMN_NAME = '$field'" ); + if ( $res === false ) { + print( "Error in fieldInfo query: " . $this->getErrors() ); + return false; + } + if ( $meta = $this->fetchRow( $res ) ) + return new MssqlField( $meta ); + return false; + } + + /** + * Begin a transaction, committing any previously open transaction + */ + function begin( $fname = 'Database::begin' ) { + sqlsrv_begin_transaction( $this->mConn ); + $this->mTrxLevel = 1; + } + + /** + * End a transaction + */ + function commit( $fname = 'Database::commit' ) { + sqlsrv_commit( $this->mConn ); + $this->mTrxLevel = 0; + } + + /** + * Rollback a transaction. + * No-op on non-transactional databases. + */ + function rollback( $fname = 'Database::rollback' ) { + sqlsrv_rollback( $this->mConn ); + $this->mTrxLevel = 0; + } + + function setup_database() { + global $wgVersion, $wgDBmwschema, $wgDBts2schema, $wgDBport, $wgDBuser; + + // Make sure that we can write to the correct schema + $ctest = "mediawiki_test_table"; + if ( $this->tableExists( $ctest ) ) { + $this->doQuery( "DROP TABLE $ctest" ); + } + $SQL = "CREATE TABLE $ctest (a int)"; + $res = $this->doQuery( $SQL ); + if ( !$res ) { + print "FAILED. Make sure that the user \"$wgDBuser\" can write to the database\n"; + dieout( "" ); + } + $this->doQuery( "DROP TABLE $ctest" ); + + $res = dbsource( "../maintenance/mssql/tables.sql", $this ); + + # # Update version information + $mwv = $this->addQuotes( $wgVersion ); + $pgv = $this->addQuotes( $this->getServerVersion() ); + $pgu = $this->addQuotes( $this->mUser ); + $pgp = $this->addQuotes( $wgDBport ); + $dbn = $this->addQuotes( $this->mDBname ); + + # # Avoid the non-standard "REPLACE INTO" syntax + $f = fopen( "../maintenance/interwiki.sql", 'r' ); + if ( $f == false ) { + dieout( "
  • Could not find the interwiki.sql file" ); + } + # # We simply assume it is already empty as we have just created it + $SQL = "INSERT INTO interwiki(iw_prefix,iw_url,iw_local) VALUES "; + while ( ! feof( $f ) ) { + $line = fgets( $f, 1024 ); + $matches = array(); + if ( !preg_match( '/^\s*(\(.+?),(\d)\)/', $line, $matches ) ) { + continue; + } + $this->query( "$SQL $matches[1],$matches[2])" ); + } + print " (table interwiki successfully populated)...\n"; + + $this->commit(); + } + + /** + * Initial setup as superuser. + * Create the database, schema, login, and user. + */ + function initial_setup() { + global $conf; + + // FIXME: fields need to be properly escaped. + + $this->doQuery("CREATE DATABASE {$conf->DBname};"); + $this->doQuery("USE {$conf->DBname};"); + $this->doQuery("CREATE SCHEMA {$conf->DBname};"); + $this->doQuery(" + CREATE + LOGIN {$conf->DBuser} + WITH + PASSWORD='{$conf->DBpassword}' + ; + "); + $this->doQuery(" + CREATE + USER {$conf->DBuser} + FOR + LOGIN {$conf->DBuser} + WITH + DEFAULT_SCHEMA={$conf->DBname} + ; + "); + $this->doQuery(" + GRANT + BACKUP DATABASE, + BACKUP LOG, + CREATE DEFAULT, + CREATE FUNCTION, + CREATE PROCEDURE, + CREATE RULE, + CREATE TABLE, + CREATE VIEW, + CREATE FULLTEXT CATALOG + ON + DATABASE::{$conf->DBname} + TO {$conf->DBuser} + ; + "); + $this->doQuery(" + GRANT + CONTROL + ON + SCHEMA::{$conf->DBname} + TO {$conf->DBuser} + ; + "); + + + } + + function encodeBlob( $b ) { + // we can't have zero's and such, this is a simple encoding to make sure we don't barf + return base64_encode( $b ); + } + + function decodeBlob( $b ) { + // we can't have zero's and such, this is a simple encoding to make sure we don't barf + return base64_decode( $b ); + } + + /** + * @private + */ + function tableNamesWithUseIndexOrJOIN( $tables, $use_index = array(), $join_conds = array() ) { + $ret = array(); + $retJOIN = array(); + $use_index_safe = is_array( $use_index ) ? $use_index : array(); + $join_conds_safe = is_array( $join_conds ) ? $join_conds : array(); + foreach ( $tables as $table ) { + // Is there a JOIN and INDEX clause for this table? + if ( isset( $join_conds_safe[$table] ) && isset( $use_index_safe[$table] ) ) { + $tableClause = $join_conds_safe[$table][0] . ' ' . $this->tableName( $table ); + $tableClause .= ' ' . $this->useIndexClause( implode( ',', (array)$use_index_safe[$table] ) ); + $tableClause .= ' ON (' . $this->makeList( (array)$join_conds_safe[$table][1], LIST_AND ) . ')'; + $retJOIN[] = $tableClause; + // Is there an INDEX clause? + } else if ( isset( $use_index_safe[$table] ) ) { + $tableClause = $this->tableName( $table ); + $tableClause .= ' ' . $this->useIndexClause( implode( ',', (array)$use_index_safe[$table] ) ); + $ret[] = $tableClause; + // Is there a JOIN clause? + } else if ( isset( $join_conds_safe[$table] ) ) { + $tableClause = $join_conds_safe[$table][0] . ' ' . $this->tableName( $table ); + $tableClause .= ' ON (' . $this->makeList( (array)$join_conds_safe[$table][1], LIST_AND ) . ')'; + $retJOIN[] = $tableClause; + } else { + $tableClause = $this->tableName( $table ); + $ret[] = $tableClause; + } + } + // We can't separate explicit JOIN clauses with ',', use ' ' for those + $straightJoins = !empty( $ret ) ? implode( ',', $ret ) : ""; + $otherJoins = !empty( $retJOIN ) ? implode( ' ', $retJOIN ) : ""; + // Compile our final table clause + return implode( ' ', array( $straightJoins, $otherJoins ) ); + } + + function strencode( $s ) { # # Should not be called by us + return str_replace( "'", "''", $s ); + } + + function addQuotes( $s ) { + if ( $s instanceof Blob ) { + return "'" . $s->fetch( $s ) . "'"; + } else { + return parent::addQuotes( $s ); + } + } + + function quote_ident( $s ) { + return "'" . str_replace( "'", "''", $s ) . "'"; + } + + function selectDB( $db ) { + return ( $this->query( "SET DATABASE $db" ) !== false ); + } + + /** + * @private + * + * @param array $options an associative array of options to be turned into + * an SQL query, valid keys are listed in the function. + * @return array + */ + function makeSelectOptions( $options ) { + $tailOpts = ''; + $startOpts = ''; + + $noKeyOptions = array(); + foreach ( $options as $key => $option ) { + if ( is_numeric( $key ) ) { + $noKeyOptions[$option] = true; + } + } + + if ( isset( $options['GROUP BY'] ) ) $tailOpts .= " GROUP BY {$options['GROUP BY']}"; + if ( isset( $options['HAVING'] ) ) $tailOpts .= " HAVING {$options['GROUP BY']}"; + if ( isset( $options['ORDER BY'] ) ) $tailOpts .= " ORDER BY {$options['ORDER BY']}"; + + if ( isset( $noKeyOptions['DISTINCT'] ) && isset( $noKeyOptions['DISTINCTROW'] ) ) $startOpts .= 'DISTINCT'; + + // we want this to be compatible with the output of parent::makeSelectOptions() + return array( $startOpts, '' , $tailOpts, '' ); + } + + public function setTimeout( $timeout ) { + // couldn't find any timeout functions + } + + function ping() { + wfDebug( "Function ping() not written for MSSQL Native yet" ); + return true; + } + + /** + * How lagged is this slave? + * + */ + public function getLag() { + # Not implemented for MSSQL + return false; + } + + /** + * FIXME: Add lag support + */ + function setFakeSlaveLag( $lag ) { } + function setFakeMaster( $enabled = false ) { } + + /** + * Get the type of the DBMS, as it appears in $wgDBtype. + */ + function getType(){ + return 'mssql'; + } + + function buildConcat( $stringList ) { + return implode( ' + ', $stringList ); + } + + public function getSearchEngine() { + return "SearchMssql"; + } + +} // end DatabaseMssql class + +/** + * Utility class. + * @addtogroup Database + */ +class MssqlField { + private $name, $tablename, $default, $max_length, $nullable, $type; + function __construct ( $info ) { + $this->name = $info['COLUMN_NAME']; + $this->tablename = $info['TABLE_NAME']; + $this->default = $info['COLUMN_DEFAULT']; + $this->max_length = $info['CHARACTER_MAXIMUM_LENGTH']; + $this->nullable = ( strtolower( $info['IS_NULLABLE'] ) == 'no' ) ? false:true; + $this->type = $info['DATA_TYPE']; + } + function name() { + return $this->name; + } + + function tableName() { + return $this->tableName; + } + + function defaultValue() { + return $this->default; + } + + function maxLength() { + return $this->max_length; + } + + function nullable() { + return $this->nullable; + } + + function type() { + return $this->type; + } +} + +/** + * The MSSQL PHP driver doesn't support sqlsrv_num_rows, so we recall all rows into an array and maintain our + * own cursor index into that array...This is similar to the way the Oracle driver handles this same issue + * + * @addtogroup Database + */ +class MssqlResult { + + public function __construct( $queryresult = false ) { + $this->mCursor = 0; + $this->mRows = array(); + $this->mNumFields = sqlsrv_num_fields( $queryresult ); + $this->mFieldMeta = sqlsrv_field_metadata( $queryresult ); + while ( $row = sqlsrv_fetch_array( $queryresult, SQLSRV_FETCH_ASSOC ) ) { + if ( $row !== null ) { + foreach ( $row as $k => $v ) { + if ( is_object( $v ) && method_exists( $v, 'format' ) ) {// DateTime Object + $row[$k] = $v->format( "Y-m-d\TH:i:s\Z" ); + } + } + $this->mRows[] = $row;// read results into memory, cursors are not supported + } + } + $this->mRowCount = count( $this->mRows ); + sqlsrv_free_stmt( $queryresult ); + } + + private function array_to_obj( $array, &$obj ) { + foreach ( $array as $key => $value ) { + if ( is_array( $value ) ) { + $obj->$key = new stdClass(); + array_to_obj( $value, $obj->$key ); + } else { + if ( !empty( $key ) ) { + $obj->$key = $value; + } + } + } + return $obj; + } + + public function fetch( $mode = SQLSRV_FETCH_BOTH, $object_class = 'stdClass' ) { + if ( $this->mCursor >= $this->mRowCount || $this->mRowCount == 0 ) return false; + $ret = false; + $arrNum = array(); + if ( $mode == SQLSRV_FETCH_NUMERIC || $mode == SQLSRV_FETCH_BOTH ) { + foreach ( $this->mRows[$this->mCursor] as $key => $value ) { + $arrNum[] = $value; + } + } + switch( $mode ) { + case SQLSRV_FETCH_ASSOC: + $ret = $this->mRows[$this->mCursor]; + break; + case SQLSRV_FETCH_NUMERIC: + $ret = $arrNum; + break; + case 'OBJECT': + $o = new $object_class; + $ret = $this->array_to_obj( $this->mRows[$this->mCursor], $o ); + break; + case SQLSRV_FETCH_BOTH: + default: + $ret = $this->mRows[$this->mCursor] + $arrNum; + break; + } + + $this->mCursor++; + return $ret; + } + + public function get( $pos, $fld ) { + return $this->mRows[$pos][$fld]; + } + + public function numrows() { + return $this->mRowCount; + } + + public function seek( $iRow ) { + $this->mCursor = min( $iRow, $this->mRowCount ); + } + + public function numfields() { + return $this->mNumFields; + } + + public function fieldname( $nr ) { + $arrKeys = array_keys( $this->mRows[0] ); + return $arrKeys[$nr]; + } + + public function fieldtype( $nr ) { + $i = 0; + $intType = -1; + $strType = ''; + foreach ( $this->mFieldMeta as $meta ) { + if ( $nr == $i ) { + $intType = $meta['Type']; + break; + } + $i++; + } + // http://msdn.microsoft.com/en-us/library/cc296183.aspx contains type table + switch( $intType ) { + case SQLSRV_SQLTYPE_BIGINT: $strType = 'bigint'; break; + case SQLSRV_SQLTYPE_BINARY: $strType = 'binary'; break; + case SQLSRV_SQLTYPE_BIT: $strType = 'bit'; break; + case SQLSRV_SQLTYPE_CHAR: $strType = 'char'; break; + case SQLSRV_SQLTYPE_DATETIME: $strType = 'datetime'; break; + case SQLSRV_SQLTYPE_DECIMAL/*($precision, $scale)*/: $strType = 'decimal'; break; + case SQLSRV_SQLTYPE_FLOAT: $strType = 'float'; break; + case SQLSRV_SQLTYPE_IMAGE: $strType = 'image'; break; + case SQLSRV_SQLTYPE_INT: $strType = 'int'; break; + case SQLSRV_SQLTYPE_MONEY: $strType = 'money'; break; + case SQLSRV_SQLTYPE_NCHAR/*($charCount)*/: $strType = 'nchar'; break; + case SQLSRV_SQLTYPE_NUMERIC/*($precision, $scale)*/: $strType = 'numeric'; break; + case SQLSRV_SQLTYPE_NVARCHAR/*($charCount)*/: $strType = 'nvarchar'; break; + // case SQLSRV_SQLTYPE_NVARCHAR('max'): $strType = 'nvarchar(MAX)'; break; + case SQLSRV_SQLTYPE_NTEXT: $strType = 'ntext'; break; + case SQLSRV_SQLTYPE_REAL: $strType = 'real'; break; + case SQLSRV_SQLTYPE_SMALLDATETIME: $strType = 'smalldatetime'; break; + case SQLSRV_SQLTYPE_SMALLINT: $strType = 'smallint'; break; + case SQLSRV_SQLTYPE_SMALLMONEY: $strType = 'smallmoney'; break; + case SQLSRV_SQLTYPE_TEXT: $strType = 'text'; break; + case SQLSRV_SQLTYPE_TIMESTAMP: $strType = 'timestamp'; break; + case SQLSRV_SQLTYPE_TINYINT: $strType = 'tinyint'; break; + case SQLSRV_SQLTYPE_UNIQUEIDENTIFIER: $strType = 'uniqueidentifier'; break; + case SQLSRV_SQLTYPE_UDT: $strType = 'UDT'; break; + case SQLSRV_SQLTYPE_VARBINARY/*($byteCount)*/: $strType = 'varbinary'; break; + // case SQLSRV_SQLTYPE_VARBINARY('max'): $strType = 'varbinary(MAX)'; break; + case SQLSRV_SQLTYPE_VARCHAR/*($charCount)*/: $strType = 'varchar'; break; + // case SQLSRV_SQLTYPE_VARCHAR('max'): $strType = 'varchar(MAX)'; break; + case SQLSRV_SQLTYPE_XML: $strType = 'xml'; break; + default: $strType = $intType; + } + return $strType; + } + + public function free() { + unset( $this->mRows ); + return; + } + +} diff --git a/includes/search/SearchMssql.php b/includes/search/SearchMssql.php new file mode 100644 index 0000000000..a7ae03ad00 --- /dev/null +++ b/includes/search/SearchMssql.php @@ -0,0 +1,240 @@ + +# http://www.mediawiki.org/ +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +# http://www.gnu.org/copyleft/gpl.html + +/** + * Search engine hook base class for Mssql (ConText). + * @addtogroup Search + */ +class SearchMssql extends SearchEngine { + + function __construct( $db ) { + $this->db = $db; + } + + /** + * Perform a full text search query and return a result set. + * + * @param string $term - Raw search term + * @return MssqlSearchResultSet + * @access public + */ + function searchText( $term ) { + $resultSet = $this->db->resultObject( $this->db->query( $this->getQuery( $this->filter( $term ), true ) ) ); + return new MssqlSearchResultSet( $resultSet, $this->searchTerms ); + } + + /** + * Perform a title-only search query and return a result set. + * + * @param string $term - Raw search term + * @return MssqlSearchResultSet + * @access public + */ + function searchTitle( $term ) { + $resultSet = $this->db->resultObject( $this->db->query( $this->getQuery( $this->filter( $term ), false ) ) ); + return new MssqlSearchResultSet( $resultSet, $this->searchTerms ); + } + + + /** + * Return a partial WHERE clause to exclude redirects, if so set + * @return string + * @private + */ + function queryRedirect() { + if ( $this->showRedirects ) { + return ''; + } else { + return 'AND page_is_redirect=0'; + } + } + + /** + * Return a partial WHERE clause to limit the search to the given namespaces + * @return string + * @private + */ + function queryNamespaces() { + $namespaces = implode( ',', $this->namespaces ); + if ( $namespaces == '' ) { + $namespaces = '0'; + } + return 'AND page_namespace IN (' . $namespaces . ')'; + } + + /** + * Return a LIMIT clause to limit results on the query. + * @return string + * @private + */ + function queryLimit( $sql ) { + return $this->db->limitResult( $sql, $this->limit, $this->offset ); + } + + /** + * Does not do anything for generic search engine + * subclasses may define this though + * @return string + * @private + */ + function queryRanking( $filteredTerm, $fulltext ) { + return ' ORDER BY ftindex.[RANK] DESC'; // return ' ORDER BY score(1)'; + } + + /** + * Construct the full SQL query to do the search. + * The guts shoulds be constructed in queryMain() + * @param string $filteredTerm + * @param bool $fulltext + * @private + */ + function getQuery( $filteredTerm, $fulltext ) { + return $this->queryLimit( $this->queryMain( $filteredTerm, $fulltext ) . ' ' . + $this->queryRedirect() . ' ' . + $this->queryNamespaces() . ' ' . + $this->queryRanking( $filteredTerm, $fulltext ) . ' ' ); + } + + + /** + * Picks which field to index on, depending on what type of query. + * @param bool $fulltext + * @return string + */ + function getIndexField( $fulltext ) { + return $fulltext ? 'si_text' : 'si_title'; + } + + /** + * Get the base part of the search query. + * + * @param string $filteredTerm + * @param bool $fulltext + * @return string + * @private + */ + function queryMain( $filteredTerm, $fulltext ) { + $match = $this->parseQuery( $filteredTerm, $fulltext ); + $page = $this->db->tableName( 'page' ); + $searchindex = $this->db->tableName( 'searchindex' ); + + return 'SELECT page_id, page_namespace, page_title, ftindex.[RANK]' . + "FROM $page,FREETEXTTABLE($searchindex , $match, LANGUAGE 'English') as ftindex " . + 'WHERE page_id=ftindex.[KEY] '; + } + + /** @todo document */ + function parseQuery( $filteredText, $fulltext ) { + global $wgContLang; + $lc = SearchEngine::legalSearchChars(); + $this->searchTerms = array(); + + # FIXME: This doesn't handle parenthetical expressions. + $m = array(); + $q = array(); + + if ( preg_match_all( '/([-+<>~]?)(([' . $lc . ']+)(\*?)|"[^"]*")/', + $filteredText, $m, PREG_SET_ORDER ) ) { + foreach ( $m as $terms ) { + $q[] = $terms[1] . $wgContLang->normalizeForSearch( $terms[2] ); + + if ( !empty( $terms[3] ) ) { + $regexp = preg_quote( $terms[3], '/' ); + if ( $terms[4] ) + $regexp .= "[0-9A-Za-z_]+"; + } else { + $regexp = preg_quote( str_replace( '"', '', $terms[2] ), '/' ); + } + $this->searchTerms[] = $regexp; + } + } + + $searchon = $this->db->strencode( join( ',', $q ) ); + $field = $this->getIndexField( $fulltext ); + return "$field, '$searchon'"; + } + + /** + * Create or update the search index record for the given page. + * Title and text should be pre-processed. + * + * @param int $id + * @param string $title + * @param string $text + */ + function update( $id, $title, $text ) { + // We store the column data as UTF-8 byte order marked binary stream + // because we are invoking the plain text IFilter on it so that, and we want it + // to properly decode the stream as UTF-8. SQL doesn't support UTF8 as a data type + // but the indexer will correctly handle it by this method. Since all we are doing + // is passing this data to the indexer and never retrieving it via PHP, this will save space + $table = $this->db->tableName( 'searchindex' ); + $utf8bom = '0xEFBBBF'; + $si_title = $utf8bom . bin2hex( $title ); + $si_text = $utf8bom . bin2hex( $text ); + $sql = "DELETE FROM $table WHERE si_page = $id;"; + $sql .= "INSERT INTO $table (si_page, si_title, si_text) VALUES ($id, $si_title, $si_text)"; + return $this->db->query( $sql, 'SearchMssql::update' ); + } + + /** + * Update a search index record's title only. + * Title should be pre-processed. + * + * @param int $id + * @param string $title + */ + function updateTitle( $id, $title ) { + $table = $this->db->tableName( 'searchindex' ); + + // see update for why we are using the utf8bom + $utf8bom = '0xEFBBBF'; + $si_title = $utf8bom . bin2hex( $title ); + $sql = "DELETE FROM $table WHERE si_page = $id;"; + $sql .= "INSERT INTO $table (si_page, si_title, si_text) VALUES ($id, $si_title, 0x00)"; + return $this->db->query( $sql, 'SearchMssql::updateTitle' ); + } +} + +/** + * @addtogroup Search + */ +class MssqlSearchResultSet extends SearchResultSet { + function __construct( $resultSet, $terms ) { + $this->mResultSet = $resultSet; + $this->mTerms = $terms; + } + + function termMatches() { + return $this->mTerms; + } + + function numRows() { + return $this->mResultSet->numRows(); + } + + function next() { + $row = $this->mResultSet->fetchObject(); + if ( $row === false ) + return false; + return new SearchResult( $row ); + } +} + + diff --git a/includes/specials/SpecialAncientpages.php b/includes/specials/SpecialAncientpages.php index 5cda233f20..efcd6b60e1 100644 --- a/includes/specials/SpecialAncientpages.php +++ b/includes/specials/SpecialAncientpages.php @@ -54,6 +54,9 @@ class AncientPagesPage extends QueryPage { case 'sqlite': $epoch = 'rev_timestamp'; break; + case 'mssql': + $epoch = 'DATEDIFF(s,CONVERT(datetime,\'1/1/1970\'),rev_timestamp)'; + break; default: $epoch = 'EXTRACT(epoch FROM rev_timestamp)'; } diff --git a/includes/specials/SpecialSearch.php b/includes/specials/SpecialSearch.php index 2dba5977aa..8035e986a4 100644 --- a/includes/specials/SpecialSearch.php +++ b/includes/specials/SpecialSearch.php @@ -119,7 +119,41 @@ class SpecialSearch { wfProfileIn( __METHOD__ ); $sk = $wgUser->getSkin(); - + + $beginSearchForm = Xml::openElement( + 'form', + array( + 'id' => ( $this->searchAdvanced ? 'powersearch' : 'search' ), + 'method' => 'get', + 'action' => $wgScript + ) + ); + $mwSearchTopTable = + Xml::openElement( 'table', array( 'id' => 'mw-search-top-table', 'border' => 0, 'cellpadding' => 0, 'cellspacing' => 0 ) ) . + Xml::openElement( 'tr' ) . + Xml::openElement( 'td' ) . "\n" . + $this->shortDialog( $term ) . + Xml::closeElement( 'td' ) . + Xml::closeElement( 'tr' ) . + Xml::closeElement( 'table' ); + + // moved to check for empty or null search string before running query + // to prevent NULL fulltext search error in SQL Server + $filePrefix = $wgContLang->getFormattedNsText( NS_FILE ) . ':'; + if ( trim( $term ) === '' || $filePrefix === trim( $term ) ) { + $wgOut->addHTML( $beginSearchForm ); + $wgOut->addHTML( $mwSearchTopTable ); + $wgOut->addHTML( $this->searchFocus() ); + $wgOut->addHTML( $this->formHeader( $term, 0, 0 ) ); + if ( $this->searchAdvanced ) { + $wgOut->addHTML( $this->powerSearchBox( $term ) ); + } + $wgOut->addHTML( Xml::closeElement( 'form' ) ); + // Empty query -- straight view of search form + wfProfileOut( __METHOD__ ); + return; + } + $this->searchEngine = SearchEngine::create(); $search =& $this->searchEngine; $search->setLimitOffset( $this->limit, $this->offset ); @@ -194,23 +228,10 @@ class SpecialSearch { } // start rendering the page $wgOut->addHtml( - Xml::openElement( - 'form', - array( - 'id' => ( $this->searchAdvanced ? 'powersearch' : 'search' ), - 'method' => 'get', - 'action' => $wgScript - ) - ) + $beginSearchForm ); $wgOut->addHtml( - Xml::openElement( 'table', array( 'id'=>'mw-search-top-table', 'border'=>0, 'cellpadding'=>0, 'cellspacing'=>0 ) ) . - Xml::openElement( 'tr' ) . - Xml::openElement( 'td' ) . "\n" . - $this->shortDialog( $term ) . - Xml::closeElement('td') . - Xml::closeElement('tr') . - Xml::closeElement('table') + $mwSearchTopTable ); // Sometimes the search engine knows there are too many hits @@ -220,19 +241,6 @@ class SpecialSearch { return; } - $filePrefix = $wgContLang->getFormattedNsText(NS_FILE).':'; - if( trim( $term ) === '' || $filePrefix === trim( $term ) ) { - $wgOut->addHTML( $this->searchFocus() ); - $wgOut->addHTML( $this->formHeader($term, 0, 0)); - if( $this->searchAdvanced ) { - $wgOut->addHTML( $this->powerSearchBox( $term ) ); - } - $wgOut->addHTML( '' ); - // Empty query -- straight view of search form - wfProfileOut( __METHOD__ ); - return; - } - // Get number of results $titleMatchesNum = $titleMatches ? $titleMatches->numRows() : 0; $textMatchesNum = $textMatches ? $textMatches->numRows() : 0; diff --git a/includes/specials/SpecialUnusedimages.php b/includes/specials/SpecialUnusedimages.php index 7827387e87..932e82ec03 100644 --- a/includes/specials/SpecialUnusedimages.php +++ b/includes/specials/SpecialUnusedimages.php @@ -53,6 +53,9 @@ class UnusedimagesPage extends ImageQueryPage { case 'sqlite': $epoch = 'img_timestamp'; break; + case 'mssql': + $epoch = 'DATEDIFF(s,CONVERT(datetime,\'1/1/1970\'),img_timestamp)'; + break; default: $epoch = 'EXTRACT(epoch FROM img_timestamp)'; } diff --git a/maintenance/mssql/tables.sql b/maintenance/mssql/tables.sql new file mode 100644 index 0000000000..3d3d3592e5 --- /dev/null +++ b/maintenance/mssql/tables.sql @@ -0,0 +1,764 @@ +-- Experimental table definitions for Microsoft SQL Server with +-- content-holding fields switched to explicit BINARY charset. +-- ------------------------------------------------------------ + +-- SQL to create the initial tables for the MediaWiki database. +-- This is read and executed by the install script; you should +-- not have to run it by itself unless doing a manual install. + +-- +-- General notes: +-- +-- The comments in this and other files are +-- replaced with the defined table prefix by the installer +-- and updater scripts. If you are installing or running +-- updates manually, you will need to manually insert the +-- table prefix if any when running these scripts. +-- + + +-- +-- The user table contains basic account information, +-- authentication keys, etc. +-- +-- Some multi-wiki sites may share a single central user table +-- between separate wikis using the $wgSharedDB setting. +-- +-- Note that when a external authentication plugin is used, +-- user table entries still need to be created to store +-- preferences and to key tracking information in the other +-- tables. + +-- LINE:53 +CREATE TABLE /*$wgDBprefix*/user ( + user_id INT NOT NULL PRIMARY KEY IDENTITY(0,1), + user_name NVARCHAR(255) NOT NULL UNIQUE DEFAULT '', + user_real_name NVARCHAR(255) NOT NULL DEFAULT '', + user_password NVARCHAR(255) NOT NULL DEFAULT '', + user_newpassword NVARCHAR(255) NOT NULL DEFAULT '', + user_newpass_time DATETIME NULL, + user_email NVARCHAR(255) NOT NULL DEFAULT '', + user_options NVARCHAR(MAX) NOT NULL DEFAULT '', + user_touched DATETIME NOT NULL DEFAULT GETDATE(), + user_token NCHAR(32) NOT NULL DEFAULT '', + user_email_authenticated DATETIME DEFAULT NULL, + user_email_token NCHAR(32) DEFAULT '', + user_email_token_expires DATETIME DEFAULT NULL, + user_registration DATETIME DEFAULT NULL, + user_editcount INT NULL +); +CREATE INDEX /*$wgDBprefix*/user_email_token ON /*$wgDBprefix*/[user](user_email_token); +CREATE UNIQUE INDEX /*$wgDBprefix*/[user_name] ON /*$wgDBprefix*/[user]([user_name]); +; + +-- +-- User permissions have been broken out to a separate table; +-- this allows sites with a shared user table to have different +-- permissions assigned to a user in each project. +-- +-- This table replaces the old user_rights field which used a +-- comma-separated blob. +CREATE TABLE /*$wgDBprefix*/user_groups ( + ug_user INT NOT NULL REFERENCES /*$wgDBprefix*/[user](user_id) ON DELETE CASCADE, + ug_group NVARCHAR(16) NOT NULL DEFAULT '', +); +CREATE UNIQUE clustered INDEX /*$wgDBprefix*/user_groups_unique ON /*$wgDBprefix*/user_groups(ug_user, ug_group); +CREATE INDEX /*$wgDBprefix*/user_group ON /*$wgDBprefix*/user_groups(ug_group); + +-- Stores notifications of user talk page changes, for the display +-- of the "you have new messages" box +-- Changed user_id column to mwuser_id to avoid clashing with user_id function +CREATE TABLE /*$wgDBprefix*/user_newtalk ( + user_id INT NOT NULL DEFAULT 0 REFERENCES /*$wgDBprefix*/[user](user_id) ON DELETE CASCADE, + user_ip NVARCHAR(40) NOT NULL DEFAULT '', + user_last_timestamp DATETIME NOT NULL DEFAULT '', +); +CREATE INDEX /*$wgDBprefix*/user_group_id ON /*$wgDBprefix*/user_newtalk([user_id]); +CREATE INDEX /*$wgDBprefix*/user_ip ON /*$wgDBprefix*/user_newtalk(user_ip); + +-- +-- User preferences and other fun stuff +-- replaces old user.user_options BLOB +-- +CREATE TABLE /*$wgDBprefix*/user_properties ( + up_user INT NOT NULL, + up_property NVARCHAR(32) NOT NULL, + up_value NVARCHAR(MAX), +); +CREATE UNIQUE clustered INDEX /*$wgDBprefix*/user_props_user_prop ON /*$wgDBprefix*/user_properties(up_user, up_property); +CREATE INDEX /*$wgDBprefix*/user_props_prop ON /*$wgDBprefix*/user_properties(up_property); + + +-- +-- Core of the wiki: each page has an entry here which identifies +-- it by title and contains some essential metadata. +-- +CREATE TABLE /*$wgDBprefix*/page ( + page_id INT NOT NULL PRIMARY KEY clustered IDENTITY, + page_namespace INT NOT NULL, + page_title NVARCHAR(255) NOT NULL, + page_restrictions NVARCHAR(255) NULL, + page_counter BIGINT NOT NULL DEFAULT 0, + page_is_redirect BIT NOT NULL DEFAULT 0, + page_is_new BIT NOT NULL DEFAULT 0, + page_random NUMERIC(15,14) NOT NULL DEFAULT RAND(), + page_touched DATETIME NOT NULL DEFAULT GETDATE(), + page_latest INT NOT NULL, + page_len INT NOT NULL, +); +CREATE UNIQUE INDEX /*$wgDBprefix*/page_unique_name ON /*$wgDBprefix*/page(page_namespace, page_title); +CREATE INDEX /*$wgDBprefix*/page_random_idx ON /*$wgDBprefix*/page(page_random); +CREATE INDEX /*$wgDBprefix*/page_len_idx ON /*$wgDBprefix*/page(page_len); +; + +-- +-- Every edit of a page creates also a revision row. +-- This stores metadata about the revision, and a reference +-- to the TEXT storage backend. +-- +CREATE TABLE /*$wgDBprefix*/revision ( + rev_id INT NOT NULL UNIQUE IDENTITY, + rev_page INT NOT NULL, + rev_text_id INT NOT NULL, + rev_comment NVARCHAR(max) NOT NULL, + rev_user INT NOT NULL DEFAULT 0 /*REFERENCES [user](user_id)*/, + rev_user_text NVARCHAR(255) NOT NULL DEFAULT '', + rev_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + rev_minor_edit BIT NOT NULL DEFAULT 0, + rev_deleted BIT NOT NULL DEFAULT 0, + rev_len INT, + rev_parent_id INT DEFAULT NULL, + +); +CREATE UNIQUE clustered INDEX /*$wgDBprefix*/revision_unique ON /*$wgDBprefix*/revision(rev_page, rev_id); +CREATE UNIQUE INDEX /*$wgDBprefix*/rev_id ON /*$wgDBprefix*/revision(rev_id); +CREATE INDEX /*$wgDBprefix*/rev_timestamp ON /*$wgDBprefix*/revision(rev_timestamp); +CREATE INDEX /*$wgDBprefix*/page_timestamp ON /*$wgDBprefix*/revision(rev_page, rev_timestamp); +CREATE INDEX /*$wgDBprefix*/user_timestamp ON /*$wgDBprefix*/revision(rev_user, rev_timestamp); +CREATE INDEX /*$wgDBprefix*/usertext_timestamp ON /*$wgDBprefix*/revision(rev_user_text, rev_timestamp); +; + +-- +-- Holds TEXT of individual page revisions. +-- +-- Field names are a holdover from the 'old' revisions table in +-- MediaWiki 1.4 and earlier: an upgrade will transform that +-- table INTo the 'text' table to minimize unnecessary churning +-- and downtime. If upgrading, the other fields will be left unused. +CREATE TABLE /*$wgDBprefix*/text ( + old_id INT NOT NULL PRIMARY KEY clustered IDENTITY, + old_text TEXT NOT NULL, + old_flags NVARCHAR(255) NOT NULL, +); + +-- +-- Holding area for deleted articles, which may be viewed +-- or restored by admins through the Special:Undelete interface. +-- The fields generally correspond to the page, revision, and text +-- fields, with several caveats. +-- Cannot reasonably create views on this table, due to the presence of TEXT +-- columns. +CREATE TABLE /*$wgDBprefix*/archive ( + ar_namespace SMALLINT NOT NULL DEFAULT 0, + ar_title NVARCHAR(255) NOT NULL DEFAULT '', + ar_text NVARCHAR(MAX) NOT NULL, + ar_comment NVARCHAR(255) NOT NULL, + ar_user INT NULL REFERENCES /*$wgDBprefix*/[user](user_id) ON DELETE SET NULL, + ar_user_text NVARCHAR(255) NOT NULL, + ar_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + ar_minor_edit BIT NOT NULL DEFAULT 0, + ar_flags NVARCHAR(255) NOT NULL, + ar_rev_id INT, + ar_text_id INT, + ar_deleted BIT NOT NULL DEFAULT 0, + ar_len INT DEFAULT NULL, + ar_page_id INT NULL, + ar_parent_id INT NULL, +); +CREATE INDEX /*$wgDBprefix*/ar_name_title_timestamp ON /*$wgDBprefix*/archive(ar_namespace,ar_title,ar_timestamp); +CREATE INDEX /*$wgDBprefix*/ar_usertext_timestamp ON /*$wgDBprefix*/archive(ar_user_text,ar_timestamp); +CREATE INDEX /*$wgDBprefix*/ar_user_text ON /*$wgDBprefix*/archive(ar_user_text); + + +-- +-- Track page-to-page hyperlinks within the wiki. +-- +CREATE TABLE /*$wgDBprefix*/pagelinks ( + pl_from INT NOT NULL DEFAULT 0 REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, + pl_namespace SMALLINT NOT NULL DEFAULT 0, + pl_title NVARCHAR(255) NOT NULL DEFAULT '', +); +CREATE UNIQUE INDEX /*$wgDBprefix*/pl_from ON /*$wgDBprefix*/pagelinks(pl_from,pl_namespace,pl_title); +CREATE UNIQUE INDEX /*$wgDBprefix*/pl_namespace ON /*$wgDBprefix*/pagelinks(pl_namespace,pl_title,pl_from); + +-- +-- Track template inclusions. +-- +CREATE TABLE /*$wgDBprefix*/templatelinks ( + tl_from INT NOT NULL DEFAULT 0 REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, + tl_namespace SMALLINT NOT NULL DEFAULT 0, + tl_title NVARCHAR(255) NOT NULL DEFAULT '', +); +CREATE UNIQUE INDEX /*$wgDBprefix*/tl_from ON /*$wgDBprefix*/templatelinks(tl_from,tl_namespace,tl_title); +CREATE UNIQUE INDEX /*$wgDBprefix*/tl_namespace ON /*$wgDBprefix*/templatelinks(tl_namespace,tl_title,tl_from); + +-- +-- Track links to images *used inline* +-- We don't distinguish live from broken links here, so +-- they do not need to be changed ON upload/removal. +-- +CREATE TABLE /*$wgDBprefix*/imagelinks ( + il_from INT NOT NULL DEFAULT 0 REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, + il_to NVARCHAR(255) NOT NULL DEFAULT '', + CONSTRAINT /*$wgDBprefix*/il_from PRIMARY KEY(il_from,il_to), +); +CREATE UNIQUE INDEX /*$wgDBprefix*/il_from_to ON /*$wgDBprefix*/imagelinks(il_from,il_to); +CREATE UNIQUE INDEX /*$wgDBprefix*/il_to_from ON /*$wgDBprefix*/imagelinks(il_to,il_from); + +-- +-- Track category inclusions *used inline* +-- This tracks a single level of category membership +-- (folksonomic tagging, really). +-- +CREATE TABLE /*$wgDBprefix*/categorylinks ( + cl_from INT NOT NULL DEFAULT 0, + cl_to NVARCHAR(255) NOT NULL DEFAULT '', + cl_sortkey NVARCHAR(150) NOT NULL DEFAULT '', + cl_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + CONSTRAINT /*$wgDBprefix*/cl_from PRIMARY KEY(cl_from, cl_to), +); +CREATE UNIQUE INDEX /*$wgDBprefix*/cl_from_to ON /*$wgDBprefix*/categorylinks(cl_from,cl_to); +-- We always sort within a given category... +CREATE INDEX /*$wgDBprefix*/cl_sortkey ON /*$wgDBprefix*/categorylinks(cl_to,cl_sortkey); +-- Not really used? +CREATE INDEX /*$wgDBprefix*/cl_timestamp ON /*$wgDBprefix*/categorylinks(cl_to,cl_timestamp); +--; + +-- +-- Track all existing categories. Something is a category if 1) it has an en- +-- try somewhere in categorylinks, or 2) it once did. Categories might not +-- have corresponding pages, so they need to be tracked separately. +-- +CREATE TABLE /*$wgDBprefix*/category ( + cat_id int NOT NULL IDENTITY(1,1), + cat_title nvarchar(255) NOT NULL, + cat_pages int NOT NULL default 0, + cat_subcats int NOT NULL default 0, + cat_files int NOT NULL default 0, + cat_hidden tinyint NOT NULL default 0, +); + +CREATE UNIQUE INDEX /*$wgDBprefix*/cat_title ON /*$wgDBprefix*/category(cat_title); +-- For Special:Mostlinkedcategories +CREATE INDEX /*$wgDBprefix*/cat_pages ON /*$wgDBprefix*/category(cat_pages); + + +CREATE TABLE /*$wgDBprefix*/change_tag ( + ct_rc_id int NOT NULL default 0, + ct_log_id int NOT NULL default 0, + ct_rev_id int NOT NULL default 0, + ct_tag varchar(255) NOT NULL, + ct_params varchar(255) NOT NULL, +); +CREATE UNIQUE INDEX /*$wgDBprefix*/change_tag_rc_tag ON /*$wgDBprefix*/change_tag(ct_rc_id,ct_tag); +CREATE UNIQUE INDEX /*$wgDBprefix*/change_tag_log_tag ON /*$wgDBprefix*/change_tag(ct_log_id,ct_tag); +CREATE UNIQUE INDEX /*$wgDBprefix*/change_tag_rev_tag ON /*$wgDBprefix*/change_tag(ct_rev_id,ct_tag); +CREATE INDEX /*$wgDBprefix*/change_tag_tag_id ON /*$wgDBprefix*/change_tag(ct_tag,ct_rc_id,ct_rev_id,ct_log_id); + +CREATE TABLE /*$wgDBprefix*/tag_summary ( + ts_rc_id INT NOT NULL default 0, + ts_log_id INT NOT NULL default 0, + ts_rev_id INT NOT NULL default 0, + ts_tags varchar(255) NOT NULL +); +CREATE UNIQUE INDEX /*$wgDBprefix*/tag_summary_rc_id ON /*$wgDBprefix*/tag_summary(ts_rc_id); +CREATE UNIQUE INDEX /*$wgDBprefix*/tag_summary_log_id ON /*$wgDBprefix*/tag_summary(ts_log_id); +CREATE UNIQUE INDEX /*$wgDBprefix*/tag_summary_rev_id ON /*$wgDBprefix*/tag_summary(ts_rev_id); + +CREATE TABLE /*$wgDBprefix*/valid_tag ( + vt_tag varchar(255) NOT NULL PRIMARY KEY +); + +-- +-- Table for storing localisation data +-- +CREATE TABLE /*$wgDBprefix*/l10n_cache ( + -- language code + lc_lang NVARCHAR(32) NOT NULL, + + -- cache key + lc_key NVARCHAR(255) NOT NULL, + + -- Value + lc_value TEXT NOT NULL DEFAULT '', +); +CREATE INDEX /*$wgDBprefix*/lc_lang_key ON /*$wgDBprefix*/l10n_cache (lc_lang, lc_key); + +-- +-- Track links to external URLs +-- IE >= 4 supports no more than 2083 characters in a URL +CREATE TABLE /*$wgDBprefix*/externallinks ( + el_from INT NOT NULL DEFAULT '0', + el_to VARCHAR(2083) NOT NULL, + el_index VARCHAR(896) NOT NULL, +); +-- Maximum key length ON SQL Server is 900 bytes +CREATE INDEX /*$wgDBprefix*/externallinks_index ON /*$wgDBprefix*/externallinks(el_index); + +-- +-- Track external user accounts, if ExternalAuth is used +-- +CREATE TABLE /*$wgDBprefix*/external_user ( + -- Foreign key to user_id + eu_local_id INT NOT NULL PRIMARY KEY, + -- opaque identifier provided by the external database + eu_external_id NVARCHAR(255) NOT NULL, +); +CREATE UNIQUE INDEX /*$wgDBprefix*/eu_external_idx ON /*$wgDBprefix*/external_user(eu_external_id); + +-- +-- Track INTerlanguage links +-- +CREATE TABLE /*$wgDBprefix*/langlinks ( + ll_from INT NOT NULL DEFAULT 0, + ll_lang NVARCHAR(20) NOT NULL DEFAULT '', + ll_title NVARCHAR(255) NOT NULL DEFAULT '', + CONSTRAINT /*$wgDBprefix*/langlinks_pk PRIMARY KEY(ll_from, ll_lang), +); +CREATE UNIQUE INDEX /*$wgDBprefix*/langlinks_reverse_key ON /*$wgDBprefix*/langlinks(ll_lang,ll_title); + +-- +-- Track inline interwiki links +-- +CREATE TABLE /*$wgDBprefix*/iwlinks ( + -- page_id of the referring page + iwl_from INT NOT NULL DEFAULT 0, + + -- Interwiki prefix code of the target + iwl_prefix NVARCHAR(20) NOT NULL DEFAULT '', + + -- Title of the target, including namespace + iwl_title NVARCHAR(255) NOT NULL DEFAULT '', +); + +CREATE UNIQUE INDEX /*$wgDBprefix*/iwl_from ON /*$wgDBprefix*/iwlinks(iwl_from,iwl_prefix,iwl_title); +CREATE UNIQUE INDEX /*$wgDBprefix*/iwl_prefix ON /*$wgDBprefix*/iwlinks(iwl_prefix,iwl_title); + + +-- +-- Contains a single row with some aggregate info +-- ON the state of the site. +-- +CREATE TABLE /*$wgDBprefix*/site_stats ( + ss_row_id INT NOT NULL DEFAULT 1 PRIMARY KEY, + ss_total_views BIGINT DEFAULT 0, + ss_total_edits BIGINT DEFAULT 0, + ss_good_articles BIGINT DEFAULT 0, + ss_total_pages BIGINT DEFAULT -1, + ss_users BIGINT DEFAULT -1, + ss_active_users BIGINT DEFAULT -1, + ss_admins INT DEFAULT -1, + ss_images INT DEFAULT 0, +); + +-- INSERT INTO site_stats DEFAULT VALUES; + +-- +-- Stores an ID for every time any article is visited; +-- depending ON $wgHitcounterUpdateFreq, it is +-- periodically cleared and the page_counter column +-- in the page table updated for the all articles +-- that have been visited.) +-- +CREATE TABLE /*$wgDBprefix*/hitcounter ( + hc_id BIGINT NOT NULL +); + +-- +-- The Internet is full of jerks, alas. Sometimes it's handy +-- to block a vandal or troll account. +-- +CREATE TABLE /*$wgDBprefix*/ipblocks ( + ipb_id INT NOT NULL PRIMARY KEY, + ipb_address NVARCHAR(255) NOT NULL, + ipb_user INT NOT NULL DEFAULT 0, + ipb_by INT NOT NULL DEFAULT 0, + ipb_by_text NVARCHAR(255) NOT NULL DEFAULT '', + ipb_reason NVARCHAR(255) NOT NULL, + ipb_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + ipb_auto BIT NOT NULL DEFAULT 0, + ipb_anon_only BIT NOT NULL DEFAULT 0, + ipb_create_account BIT NOT NULL DEFAULT 1, + ipb_enable_autoblock BIT NOT NULL DEFAULT 1, + ipb_expiry DATETIME NOT NULL DEFAULT GETDATE(), + ipb_range_start NVARCHAR(32) NOT NULL DEFAULT '', + ipb_range_end NVARCHAR(32) NOT NULL DEFAULT '', + ipb_deleted BIT NOT NULL DEFAULT 0, + ipb_block_email BIT NOT NULL DEFAULT 0, + ipb_allow_usertalk BIT NOT NULL DEFAULT 0, +); +-- Unique index to support "user already blocked" messages +-- Any new options which prevent collisions should be included +--UNIQUE INDEX ipb_address (ipb_address(255), ipb_user, ipb_auto, ipb_anon_only), +CREATE UNIQUE INDEX /*$wgDBprefix*/ipb_address ON /*$wgDBprefix*/ipblocks(ipb_address, ipb_user, ipb_auto, ipb_anon_only); +CREATE INDEX /*$wgDBprefix*/ipb_user ON /*$wgDBprefix*/ipblocks(ipb_user); +CREATE INDEX /*$wgDBprefix*/ipb_range ON /*$wgDBprefix*/ipblocks(ipb_range_start, ipb_range_end); +CREATE INDEX /*$wgDBprefix*/ipb_timestamp ON /*$wgDBprefix*/ipblocks(ipb_timestamp); +CREATE INDEX /*$wgDBprefix*/ipb_expiry ON /*$wgDBprefix*/ipblocks(ipb_expiry); +; + +-- +-- Uploaded images and other files. +CREATE TABLE /*$wgDBprefix*/image ( + img_name varchar(255) NOT NULL default '', + img_size INT NOT NULL DEFAULT 0, + img_width INT NOT NULL DEFAULT 0, + img_height INT NOT NULL DEFAULT 0, + img_metadata TEXT NOT NULL, -- was MEDIUMBLOB + img_bits SMALLINT NOT NULL DEFAULT 0, + img_media_type NVARCHAR(MAX) DEFAULT 'UNKNOWN', + img_major_mime NVARCHAR(MAX) DEFAULT 'UNKNOWN', + img_minor_mime NVARCHAR(MAX) NOT NULL DEFAULT 'unknown', + img_description NVARCHAR(MAX) NOT NULL, + img_user INT NOT NULL DEFAULT 0, + img_user_text VARCHAR(255) NOT NULL DEFAULT '', + img_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + img_sha1 VARCHAR(255) NOT NULL default '', +); +-- Used by Special:Imagelist for sort-by-size +CREATE INDEX /*$wgDBprefix*/img_size ON /*$wgDBprefix*/[image](img_size); +-- Used by Special:Newimages and Special:Imagelist +CREATE INDEX /*$wgDBprefix*/img_timestamp ON /*$wgDBprefix*/[image](img_timestamp) +CREATE INDEX /*$wgDBprefix*/[img_sha1] ON /*wgDBprefix*/[image](img_sha1) + +-- +-- Previous revisions of uploaded files. +-- Awkwardly, image rows have to be moved into +-- this table at re-upload time. +-- +CREATE TABLE /*$wgDBprefix*/oldimage ( + oi_name VARCHAR(255) NOT NULL DEFAULT '', + oi_archive_name VARCHAR(255) NOT NULL DEFAULT '', + oi_size INT NOT NULL DEFAULT 0, + oi_width INT NOT NULL DEFAULT 0, + oi_height INT NOT NULL DEFAULT 0, + oi_bits SMALLINT NOT NULL DEFAULT 0, + oi_description NVARCHAR(MAX) NOT NULL, + oi_user INT NOT NULL DEFAULT 0, + oi_user_text VARCHAR(255) NOT NULL DEFAULT '', + oi_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + oi_metadata TEXT NOT NULL, + oi_media_type NVARCHAR(MAX) DEFAULT 'UNKNOWN', + oi_major_mime NVARCHAR(MAX) NOT NULL DEFAULT 'UNKNOWN', + oi_minor_mime NVARCHAR(MAX) NOT NULL DEFAULT 'unknown', + oi_deleted BIT NOT NULL default 0, + oi_sha1 VARCHAR(255) NOT NULL default '', +); +CREATE INDEX /*$wgDBprefix*/oi_usertext_timestamp ON /*$wgDBprefix*/oldimage(oi_user_text,oi_timestamp); +CREATE INDEX /*$wgDBprefix*/oi_name_timestamp ON /*$wgDBprefix*/oldimage(oi_name, oi_timestamp); +CREATE INDEX /*$wgDBprefix*/oi_name_archive_name ON /*$wgDBprefix*/oldimage(oi_name,oi_archive_name); +CREATE INDEX /*$wgDBprefix*/[oi_sha1] ON /*$wgDBprefix*/oldimage(oi_sha1); + +-- +-- Record of deleted file data +-- +CREATE TABLE /*$wgDBprefix*/filearchive ( + fa_id INT NOT NULL PRIMARY KEY, + fa_name NVARCHAR(255) NOT NULL DEFAULT '', + fa_archive_name NVARCHAR(255) DEFAULT '', + fa_storage_group NVARCHAR(16), + fa_storage_key NVARCHAR(64) DEFAULT '', + fa_deleted_user INT, + fa_deleted_timestamp NVARCHAR(14) DEFAULT NULL, + fa_deleted_reason NVARCHAR(255), + fa_size SMALLINT DEFAULT 0, + fa_width SMALLINT DEFAULT 0, + fa_height SMALLINT DEFAULT 0, + fa_metadata NVARCHAR(MAX), -- was mediumblob + fa_bits SMALLINT DEFAULT 0, + fa_media_type NVARCHAR(11) DEFAULT NULL, + fa_major_mime NVARCHAR(11) DEFAULT 'unknown', + fa_minor_mime NVARCHAR(32) DEFAULT 'unknown', + fa_description NVARCHAR(255), + fa_user INT DEFAULT 0, + fa_user_text NVARCHAR(255) DEFAULT '', + fa_timestamp DATETIME DEFAULT GETDATE(), + fa_deleted BIT NOT NULL DEFAULT 0, +); +-- Pick by image name +CREATE INDEX /*$wgDBprefix*/filearchive_name ON /*$wgDBprefix*/filearchive(fa_name,fa_timestamp); +-- Pick by dupe files +CREATE INDEX /*$wgDBprefix*/filearchive_dupe ON /*$wgDBprefix*/filearchive(fa_storage_group,fa_storage_key); +-- Pick by deletion time +CREATE INDEX /*$wgDBprefix*/filearchive_time ON /*$wgDBprefix*/filearchive(fa_deleted_timestamp); +-- Pick by deleter +CREATE INDEX /*$wgDBprefix*/filearchive_user ON /*$wgDBprefix*/filearchive(fa_deleted_user); + +-- +-- Primarily a summary table for Special:Recentchanges, +-- this table contains some additional info on edits from +-- the last few days, see Article::editUpdates() +-- +CREATE TABLE /*$wgDBprefix*/recentchanges ( + rc_id INT NOT NULL, + rc_timestamp DATETIME DEFAULT GETDATE(), + rc_cur_time DATETIME DEFAULT GETDATE(), + rc_user INT DEFAULT 0, + rc_user_text NVARCHAR(255) DEFAULT '', + rc_namespace SMALLINT DEFAULT 0, + rc_title NVARCHAR(255) DEFAULT '', + rc_comment NVARCHAR(255) DEFAULT '', + rc_minor BIT DEFAULT 0, + rc_bot BIT DEFAULT 0, + rc_new BIT DEFAULT 0, + rc_cur_id INT DEFAULT 0, + rc_this_oldid INT DEFAULT 0, + rc_last_oldid INT DEFAULT 0, + rc_type tinyint DEFAULT 0, + rc_moved_to_ns BIT DEFAULT 0, + rc_moved_to_title NVARCHAR(255) DEFAULT '', + rc_patrolled BIT DEFAULT 0, + rc_ip NCHAR(40) DEFAULT '', + rc_old_len INT DEFAULT 0, + rc_new_len INT DEFAULT 0, + rc_deleted BIT DEFAULT 0, + rc_logid INT DEFAULT 0, + rc_log_type NVARCHAR(255) NULL DEFAULT NULL, + rc_log_action NVARCHAR(255) NULL DEFAULT NULL, + rc_params NVARCHAR(MAX) DEFAULT '', +); +CREATE INDEX /*$wgDBprefix*/rc_timestamp ON /*$wgDBprefix*/recentchanges(rc_timestamp); +CREATE INDEX /*$wgDBprefix*/rc_namespace_title ON /*$wgDBprefix*/recentchanges(rc_namespace, rc_title); +CREATE INDEX /*$wgDBprefix*/rc_cur_id ON /*$wgDBprefix*/recentchanges(rc_cur_id); +CREATE INDEX /*$wgDBprefix*/new_name_timestamp ON /*$wgDBprefix*/recentchanges(rc_new,rc_namespace,rc_timestamp); +CREATE INDEX /*$wgDBprefix*/rc_ip ON /*$wgDBprefix*/recentchanges(rc_ip); +CREATE INDEX /*$wgDBprefix*/rc_ns_usertext ON /*$wgDBprefix*/recentchanges(rc_namespace, rc_user_text); +CREATE INDEX /*$wgDBprefix*/rc_user_text ON /*$wgDBprefix*/recentchanges(rc_user_text, rc_timestamp); +; + +CREATE TABLE /*$wgDBprefix*/watchlist ( + wl_user INT NOT NULL, + wl_namespace SMALLINT NOT NULL DEFAULT 0, + wl_title NVARCHAR(255) NOT NULL DEFAULT '', + wl_notificationtimestamp NVARCHAR(14) DEFAULT NULL, + +); +CREATE UNIQUE INDEX /*$wgDBprefix*/namespace_title ON /*$wgDBprefix*/watchlist(wl_namespace,wl_title); + +-- +-- Used by the math module to keep track +-- of previously-rendered items. +-- +CREATE TABLE /*$wgDBprefix*/math ( + math_inputhash varbinary(16) NOT NULL PRIMARY KEY, + math_outputhash varbinary(16) NOT NULL, + math_html_conservativeness tinyint NOT NULL, + math_html NVARCHAR(MAX), + math_mathml NVARCHAR(MAX), +); + +-- Needs fulltext index. +CREATE TABLE /*$wgDBprefix*/searchindex ( + si_page INT NOT NULL unique REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, + si_title varbinary(max) NOT NULL, + si_text varbinary(max) NOT NULL, + si_ext CHAR(4) NOT NULL DEFAULT '.txt', +); +CREATE FULLTEXT CATALOG wikidb AS DEFAULT; +CREATE UNIQUE CLUSTERED INDEX searchindex_page ON searchindex (si_page); +CREATE FULLTEXT INDEX on searchindex (si_title TYPE COLUMN si_ext, si_text TYPE COLUMN si_ext) +KEY INDEX searchindex_page +; + +-- This table is not used unless profiling is turned on +CREATE TABLE profiling ( + pf_count INTEGER NOT NULL DEFAULT 0, + pf_time NUMERIC(18,10) NOT NULL DEFAULT 0, + pf_name NVARCHAR(200) NOT NULL, + pf_server NVARCHAR(200) NULL +); +CREATE UNIQUE INDEX pf_name_server ON profiling (pf_name, pf_server); + +-- +-- Recognized INTerwiki link prefixes +-- +CREATE TABLE /*$wgDBprefix*/interwiki ( + iw_prefix NCHAR(32) NOT NULL PRIMARY KEY, + iw_url NCHAR(127) NOT NULL, + iw_api TEXT NOT NULL DEFAULT '', + iw_wikiid NVARCHAR(64) NOT NULL DEFAULT '', + iw_local BIT NOT NULL, + iw_trans BIT NOT NULL DEFAULT 0, +); + +-- +-- Used for caching expensive grouped queries +-- +CREATE TABLE /*$wgDBprefix*/querycache ( + qc_type NCHAR(32) NOT NULL, + qc_value INT NOT NULL DEFAULT '0', + qc_namespace SMALLINT NOT NULL DEFAULT 0, + qc_title NCHAR(255) NOT NULL DEFAULT '', + CONSTRAINT /*$wgDBprefix*/qc_pk PRIMARY KEY (qc_type,qc_value) +); + +-- +-- For a few generic cache operations if not using Memcached +-- +CREATE TABLE /*$wgDBprefix*/objectcache ( + keyname NCHAR(255) NOT NULL DEFAULT '', + [value] NVARCHAR(MAX), -- IMAGE, + exptime DATETIME, -- This is treated as a DATETIME +); +CREATE CLUSTERED INDEX /*$wgDBprefix*/[objectcache_time] ON /*$wgDBprefix*/objectcache(exptime); +CREATE UNIQUE INDEX /*$wgDBprefix*/[objectcache_PK] ON /*wgDBprefix*/objectcache(keyname); +-- +-- Cache of INTerwiki transclusion +-- +CREATE TABLE /*$wgDBprefix*/transcache ( + tc_url NVARCHAR(255) NOT NULL PRIMARY KEY, + tc_contents NVARCHAR(MAX), + tc_time INT NOT NULL, +); + +CREATE TABLE /*$wgDBprefix*/logging ( + log_id INT PRIMARY KEY IDENTITY, + log_type NCHAR(10) NOT NULL DEFAULT '', + log_action NCHAR(10) NOT NULL DEFAULT '', + log_timestamp DATETIME NOT NULL DEFAULT GETDATE(), + log_user INT NOT NULL DEFAULT 0, + log_user_text NVARCHAR(255) NOT NULL DEFAULT '', + log_namespace INT NOT NULL DEFAULT 0, + log_title NVARCHAR(255) NOT NULL DEFAULT '', + log_page INT NULL DEFAULT NULL, + log_comment NVARCHAR(255) NOT NULL DEFAULT '', + log_params NVARCHAR(MAX) NOT NULL, + log_deleted BIT NOT NULL DEFAULT 0, +); +CREATE INDEX /*$wgDBprefix*/type_time ON /*$wgDBprefix*/logging (log_type, log_timestamp); +CREATE INDEX /*$wgDBprefix*/user_time ON /*$wgDBprefix*/logging (log_user, log_timestamp); +CREATE INDEX /*$wgDBprefix*/page_time ON /*$wgDBprefix*/logging (log_namespace, log_title, log_timestamp); +CREATE INDEX /*$wgDBprefix*/times ON /*$wgDBprefix*/logging (log_timestamp); +CREATE INDEX /*$wgDBprefix*/log_user_type_time ON /*$wgDBprefix*/logging (log_user, log_type, log_timestamp); +CREATE INDEX /*$wgDBprefix*/log_page_id_time ON /*$wgDBprefix*/logging (log_page,log_timestamp); + +CREATE TABLE /*$wgDBprefix*/log_search ( + -- The type of ID (rev ID, log ID, rev timestamp, username) + ls_field NVARCHAR(32) NOT NULL, + -- The value of the ID + ls_value NVARCHAR(255) NOT NULL, + -- Key to log_id + ls_log_id INT NOT NULL default 0, +); +CREATE UNIQUE INDEX /*$wgDBprefix*/ls_field_val ON /*$wgDBprefix*/log_search (ls_field,ls_value,ls_log_id); +CREATE INDEX /*$wgDBprefix*/ls_log_id ON /*$wgDBprefix*/log_search (ls_log_id); + + +CREATE TABLE /*$wgDBprefix*/trackbacks ( + tb_id INT PRIMARY KEY, + tb_page INT REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, + tb_title NVARCHAR(255) NOT NULL, + tb_url NVARCHAR(255) NOT NULL, + tb_ex NVARCHAR(MAX), + tb_name NVARCHAR(255), +); +CREATE INDEX /*$wgDBprefix*/trackbacks_page ON /*$wgDBprefix*/trackbacks(tb_page); + +-- Jobs performed by parallel apache threads or a command-line daemon +CREATE TABLE /*$wgDBprefix*/job ( + job_id INT NOT NULL PRIMARY KEY, + job_cmd NVARCHAR(200) NOT NULL DEFAULT '', + job_namespace INT NOT NULL, + job_title NVARCHAR(200) NOT NULL, + job_params NVARCHAR(255) NOT NULL, +); +CREATE INDEX /*$wgDBprefix*/job_idx ON /*$wgDBprefix*/job(job_cmd,job_namespace,job_title); + +-- Details of updates to cached special pages +CREATE TABLE /*$wgDBprefix*/querycache_info ( + qci_type NVARCHAR(32) NOT NULL DEFAULT '' PRIMARY KEY, + qci_timestamp NVARCHAR(14) NOT NULL DEFAULT '19700101000000', +); + +-- For each redirect, this table contains exactly one row defining its target +CREATE TABLE /*$wgDBprefix*/redirect ( + rd_from INT NOT NULL DEFAULT 0 REFERENCES /*$wgDBprefix*/[page](page_id) ON DELETE CASCADE, + rd_namespace SMALLINT NOT NULL DEFAULT '0', + rd_title NVARCHAR(255) NOT NULL DEFAULT '', + rd_interwiki NVARCHAR(32) DEFAULT NULL, + rd_fragment NVARCHAR(255) DEFAULT NULL, +); +CREATE UNIQUE INDEX /*$wgDBprefix*/rd_ns_title ON /*$wgDBprefix*/redirect(rd_namespace,rd_title,rd_from); + +-- Used for caching expensive grouped queries that need two links (for example double-redirects) +CREATE TABLE /*$wgDBprefix*/querycachetwo ( + qcc_type NCHAR(32) NOT NULL, + qcc_value INT NOT NULL DEFAULT 0, + qcc_namespace INT NOT NULL DEFAULT 0, + qcc_title NCHAR(255) NOT NULL DEFAULT '', + qcc_namespacetwo INT NOT NULL DEFAULT 0, + qcc_titletwo NCHAR(255) NOT NULL DEFAULT '', + CONSTRAINT /*$wgDBprefix*/qcc_type PRIMARY KEY(qcc_type,qcc_value), +); +CREATE UNIQUE INDEX /*$wgDBprefix*/qcc_title ON /*$wgDBprefix*/querycachetwo(qcc_type,qcc_namespace,qcc_title); +CREATE UNIQUE INDEX /*$wgDBprefix*/qcc_titletwo ON /*$wgDBprefix*/querycachetwo(qcc_type,qcc_namespacetwo,qcc_titletwo); + + +--- Used for storing page restrictions (i.e. protection levels) +CREATE TABLE /*$wgDBprefix*/page_restrictions ( + pr_page INT NOT NULL REFERENCES /*$wgDBprefix*/page(page_id) ON DELETE CASCADE, + pr_type NVARCHAR(200) NOT NULL, + pr_level NVARCHAR(200) NOT NULL, + pr_cascade SMALLINT NOT NULL, + pr_user INT NULL, + pr_expiry DATETIME NULL, + pr_id INT UNIQUE IDENTITY, + CONSTRAINT /*$wgDBprefix*/pr_pagetype PRIMARY KEY(pr_page,pr_type), +); +CREATE INDEX /*$wgDBprefix*/pr_page ON /*$wgDBprefix*/page_restrictions(pr_page); +CREATE INDEX /*$wgDBprefix*/pr_typelevel ON /*$wgDBprefix*/page_restrictions(pr_type,pr_level); +CREATE INDEX /*$wgDBprefix*/pr_pagelevel ON /*$wgDBprefix*/page_restrictions(pr_level); +CREATE INDEX /*$wgDBprefix*/pr_cascade ON /*$wgDBprefix*/page_restrictions(pr_cascade); +; + +-- Protected titles - nonexistent pages that have been protected +CREATE TABLE /*$wgDBprefix*/protected_titles ( + pt_namespace int NOT NULL, + pt_title NVARCHAR(255) NOT NULL, + pt_user int NOT NULL, + pt_reason NVARCHAR(3555), + pt_timestamp DATETIME NOT NULL, + pt_expiry DATETIME NOT NULL default '', + pt_create_perm NVARCHAR(60) NOT NULL, + PRIMARY KEY (pt_namespace,pt_title), +); +CREATE INDEX /*$wgDBprefix*/pt_timestamp ON /*$wgDBprefix*/protected_titles(pt_timestamp); +; + +-- Name/value pairs indexed by page_id +CREATE TABLE /*$wgDBprefix*/page_props ( + pp_page int NOT NULL, + pp_propname NVARCHAR(60) NOT NULL, + pp_value NVARCHAR(MAX) NOT NULL, + PRIMARY KEY (pp_page,pp_propname) +); + +-- A table to log updates, one text key row per update. +CREATE TABLE /*$wgDBprefix*/updatelog ( + ul_key NVARCHAR(255) NOT NULL, + PRIMARY KEY (ul_key) +); + +-- NOTE To enable full text indexing on SQL 2008 you need to create an account FDH$MSSQLSERVER +-- AND assign a password for the FDHOST process to run under +-- Once you have assigned a password to that account, you need to run the following stored procedure +-- replacing XXXXX with the password you used. +-- EXEC sp_fulltext_resetfdhostaccount @username = 'FDH$MSSQLSERVER', @password = 'XXXXXX' ; + + +--- Add the full-text capabilities, depricated in SQL Server 2005, FTS is enabled on all user created tables by default unless you are using SQL Server 2005 Express +--sp_fulltext_database 'enable'; +--sp_fulltext_catalog 'WikiCatalog', 'create' +--sp_fulltext_table +--sp_fulltext_column +--sp_fulltext_table 'Articles', 'activate' diff --git a/maintenance/rebuildrecentchanges.php b/maintenance/rebuildrecentchanges.php index 8bd0458ec5..d38a75a3fe 100644 --- a/maintenance/rebuildrecentchanges.php +++ b/maintenance/rebuildrecentchanges.php @@ -66,6 +66,7 @@ class RebuildRecentchanges extends Maintenance { $cutoff = time() - $wgRCMaxAge; $dbw->insertSelect( 'recentchanges', array( 'page', 'revision' ), array( + 'rc_id' => ( $dbw->nextSequenceValue( 'rc_rc_id_seq' ) > 0 ) ? $dbw->nextSequenceValue( 'rc_rc_id_seq' ) : 0, 'rc_timestamp' => 'rev_timestamp', 'rc_cur_time' => 'rev_timestamp', 'rc_user' => 'rev_user',