-- in early 2002 after a lot of trouble with the fields
-- auto-updating.
--
--- The Postgres backend uses DATETIME fields for timestamps,
+-- The Postgres backend uses TIMESTAMPTZ fields for timestamps,
-- and we will migrate the MySQL definitions at some point as
-- well.
--
-- Same with passwords.
user_email tinytext NOT NULL,
- -- Newline-separated list of name=value defining the user
- -- preferences
- -- Now obsolete in favour of user_properties table;
- -- old values will be migrated from here transparently.
- user_options blob NOT NULL,
-
-- This is a timestamp which is updated when a user
-- logs in, logs out, changes preferences, or performs
-- some other action requiring HTML cache invalidation
-- with particular permissions. A user will have the combined
-- permissions of any group they're explicitly in, plus
-- the implicit '*' and 'user' groups.
- ug_group varbinary(16) NOT NULL default ''
+ ug_group varbinary(32) NOT NULL default ''
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/ug_user_group ON /*_*/user_groups (ug_user,ug_group);
CREATE INDEX /*i*/ug_group ON /*_*/user_groups (ug_group);
-- Stores the groups the user has once belonged to.
--- The user may still belong these groups. Check user_groups.
+-- The user may still belong to these groups (check user_groups).
+-- Users are not autopromoted to groups from which they were removed.
CREATE TABLE /*_*/user_former_groups (
-- Key to user_id
ufg_user int unsigned NOT NULL default 0,
- ufg_group varbinary(16) NOT NULL default ''
+ ufg_group varbinary(32) NOT NULL default ''
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/ufg_user_group ON /*_*/user_former_groups (ufg_user,ufg_group);
CREATE UNIQUE INDEX /*i*/name_title ON /*_*/page (page_namespace,page_title);
CREATE INDEX /*i*/page_random ON /*_*/page (page_random);
CREATE INDEX /*i*/page_len ON /*_*/page (page_len);
-
+CREATE INDEX /*i*/page_redirect_namespace_len ON /*_*/page (page_is_redirect, page_namespace, page_len);
--
-- Every edit of a page creates also a revision row.
-- to the text storage backend.
--
CREATE TABLE /*_*/revision (
+ -- Unique ID to identify each revision
rev_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT,
-- Key to page_id. This should _never_ be invalid.
-- Text username or IP address of the editor.
rev_user_text varchar(255) binary NOT NULL default '',
- -- Timestamp
+ -- Timestamp of when revision was created
rev_timestamp binary(14) NOT NULL default '',
-- Records whether the user marked the 'minor edit' checkbox.
-- Many automated edits are marked as minor.
rev_minor_edit tinyint unsigned NOT NULL default 0,
- -- Not yet used; reserved for future changes to the deletion system.
+ -- Restrictions on who can access this revision
rev_deleted tinyint unsigned NOT NULL default 0,
-- Length of this revision in bytes
-- Key to revision.rev_id
-- This field is used to add support for a tree structure (The Adjacency List Model)
- rev_parent_id int unsigned default NULL
+ rev_parent_id int unsigned default NULL,
+
+ -- SHA-1 text content hash in base-36
+ rev_sha1 varbinary(32) NOT NULL default ''
) /*$wgDBTableOptions*/ MAX_ROWS=10000000 AVG_ROW_LENGTH=1024;
-- In case tables are created as MyISAM, use row hints for MySQL <5.0 to avoid 4GB limit
CREATE INDEX /*i*/page_timestamp ON /*_*/revision (rev_page,rev_timestamp);
CREATE INDEX /*i*/user_timestamp ON /*_*/revision (rev_user,rev_timestamp);
CREATE INDEX /*i*/usertext_timestamp ON /*_*/revision (rev_user_text,rev_timestamp);
+CREATE INDEX /*i*/page_user_timestamp ON /*_*/revision (rev_page,rev_user,rev_timestamp);
--
-- Holds text of individual page revisions.
ar_page_id int unsigned,
-- Original previous revision
- ar_parent_id int unsigned default NULL
+ ar_parent_id int unsigned default NULL,
+
+ -- SHA-1 text content hash in base-36
+ ar_sha1 varbinary(32) NOT NULL default ''
) /*$wgDBTableOptions*/;
CREATE INDEX /*i*/name_title_timestamp ON /*_*/archive (ar_namespace,ar_title,ar_timestamp);
-- ing is not.
cat_pages int signed NOT NULL default 0,
cat_subcats int signed NOT NULL default 0,
- cat_files int signed NOT NULL default 0,
-
- -- Reserved for future use
- cat_hidden tinyint unsigned NOT NULL default 0
+ cat_files int signed NOT NULL default 0
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/cat_title ON /*_*/category (cat_title);
ipb_block_email bool NOT NULL default 0,
-- Block allows user to edit their own talk page
- ipb_allow_usertalk bool NOT NULL default 0
+ ipb_allow_usertalk bool NOT NULL default 0,
+
+ -- ID of the block that caused this block to exist
+ -- Autoblocks set this to the original block
+ -- so that the original block being deleted also
+ -- deletes the autoblocks
+ ipb_parent_block_id int default NULL
) /*$wgDBTableOptions*/;
CREATE INDEX /*i*/ipb_range ON /*_*/ipblocks (ipb_range_start(8), ipb_range_end(8));
CREATE INDEX /*i*/ipb_timestamp ON /*_*/ipblocks (ipb_timestamp);
CREATE INDEX /*i*/ipb_expiry ON /*_*/ipblocks (ipb_expiry);
+CREATE INDEX /*i*/ipb_parent_block_id ON /*_*/ipblocks (ipb_parent_block_id);
--
-- moved into the actual filestore
--
CREATE TABLE /*_*/uploadstash (
- us_id int unsigned NOT NULL PRIMARY KEY auto_increment,
+ us_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT,
- -- the user who uploaded the file.
- us_user int unsigned NOT NULL,
+ -- the user who uploaded the file.
+ us_user int unsigned NOT NULL,
- -- file key. this is how applications actually search for the file.
- -- this might go away, or become the primary key.
- us_key varchar(255) NOT NULL,
+ -- file key. this is how applications actually search for the file.
+ -- this might go away, or become the primary key.
+ us_key varchar(255) NOT NULL,
- -- the original path
- us_orig_path varchar(255) NOT NULL,
+ -- the original path
+ us_orig_path varchar(255) NOT NULL,
- -- the temporary path at which the file is actually stored
- us_path varchar(255) NOT NULL,
+ -- the temporary path at which the file is actually stored
+ us_path varchar(255) NOT NULL,
- -- which type of upload the file came from (sometimes)
- us_source_type varchar(50),
+ -- which type of upload the file came from (sometimes)
+ us_source_type varchar(50),
- -- the date/time on which the file was added
- us_timestamp varbinary(14) not null,
+ -- the date/time on which the file was added
+ us_timestamp varbinary(14) NOT NULL,
- us_status varchar(50) not null,
+ us_status varchar(50) NOT NULL,
- -- file properties from File::getPropsFromPath. these may prove unnecessary.
- --
- us_size int unsigned NOT NULL,
- -- this hash comes from File::sha1Base36(), and is 31 characters
- us_sha1 varchar(31) NOT NULL,
- us_mime varchar(255),
- -- Media type as defined by the MEDIATYPE_xxx constants, should duplicate definition in the image table
- us_media_type ENUM("UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE") default NULL,
- -- image-specific properties
- us_image_width int unsigned,
- us_image_height int unsigned,
- us_image_bits smallint unsigned
+ -- chunk counter starts at 0, current offset is stored in us_size
+ us_chunk_inx int unsigned NULL,
+
+ -- file properties from File::getPropsFromPath. these may prove unnecessary.
+ --
+ us_size int unsigned NOT NULL,
+ -- this hash comes from File::sha1Base36(), and is 31 characters
+ us_sha1 varchar(31) NOT NULL,
+ us_mime varchar(255),
+ -- Media type as defined by the MEDIATYPE_xxx constants, should duplicate definition in the image table
+ us_media_type ENUM("UNKNOWN", "BITMAP", "DRAWING", "AUDIO", "VIDEO", "MULTIMEDIA", "OFFICE", "TEXT", "EXECUTABLE", "ARCHIVE") default NULL,
+ -- image-specific properties
+ us_image_width int unsigned,
+ us_image_height int unsigned,
+ us_image_bits smallint unsigned
) /*$wgDBTableOptions*/;
CREATE TABLE /*_*/recentchanges (
rc_id int NOT NULL PRIMARY KEY AUTO_INCREMENT,
rc_timestamp varbinary(14) NOT NULL default '',
+
+ -- This is no longer used
rc_cur_time varbinary(14) NOT NULL default '',
-- As in revision
-- default view.
rc_bot tinyint unsigned NOT NULL default 0,
+ -- Set if this change corresponds to a page creation
rc_new tinyint unsigned NOT NULL default 0,
-- Key to page_id (was cur_id prior to 1.5).
-- rev_id of the prior revision, for generating diff links.
rc_last_oldid int unsigned NOT NULL default 0,
- -- These may no longer be used, with the new move log.
+ -- The type of change entry (RC_EDIT,RC_NEW,RC_LOG)
rc_type tinyint unsigned NOT NULL default 0,
+
+ -- These may no longer be used, with the new move log.
rc_moved_to_ns tinyint unsigned NOT NULL default 0,
rc_moved_to_title varchar(255) binary NOT NULL default '',
CREATE INDEX /*i*/times ON /*_*/logging (log_timestamp);
CREATE INDEX /*i*/log_user_type_time ON /*_*/logging (log_user, log_type, log_timestamp);
CREATE INDEX /*i*/log_page_id_time ON /*_*/logging (log_page,log_timestamp);
-CREATE INDEX /*i*/type_action ON /*_*/logging(log_type, log_action);
+CREATE INDEX /*i*/type_action ON /*_*/logging (log_type, log_action, log_timestamp);
CREATE TABLE /*_*/log_search (
CREATE INDEX /*i*/ls_log_id ON /*_*/log_search (ls_log_id);
-CREATE TABLE /*_*/trackbacks (
- tb_id int PRIMARY KEY AUTO_INCREMENT,
- tb_page int REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- tb_title varchar(255) NOT NULL,
- tb_url blob NOT NULL,
- tb_ex text,
- tb_name varchar(255)
-) /*$wgDBTableOptions*/;
-CREATE INDEX /*i*/tb_page ON /*_*/trackbacks (tb_page);
-
-
-- Jobs performed by parallel apache threads or a command-line daemon
CREATE TABLE /*_*/job (
job_id int unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT,
job_namespace int NOT NULL,
job_title varchar(255) binary NOT NULL,
+ -- Timestamp of when the job was inserted
+ -- NULL for jobs added before addition of the timestamp
+ job_timestamp varbinary(14) NULL default NULL,
+
-- Any other parameters to the command
-- Stored as a PHP serialized array, or an empty string if there are no parameters
job_params blob NOT NULL
) /*$wgDBTableOptions*/;
CREATE INDEX /*i*/job_cmd ON /*_*/job (job_cmd, job_namespace, job_title, job_params(128));
+CREATE INDEX /*i*/job_timestamp ON /*_*/job (job_timestamp);
-- Details of updates to cached special pages
) /*$wgDBTableOptions*/;
CREATE INDEX /*i*/lc_lang_key ON /*_*/l10n_cache (lc_lang, lc_key);
--- Table for storing JSON message blobs for the resource loader
+-- Table for caching JSON message blobs for the resource loader
CREATE TABLE /*_*/msg_resource (
-- Resource name
mr_resource varbinary(255) NOT NULL,
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/mrl_message_resource ON /*_*/msg_resource_links (mrl_message, mrl_resource);
--- Table for tracking which local files a module depends on that aren't
--- registered directly.
+-- Table caching which local files a module depends on that aren't
+-- registered directly, used for fast retrieval of file dependency.
-- Currently only used for tracking images that CSS depends on
CREATE TABLE /*_*/module_deps (
-- Module name