--- 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 /*_*/mwuser (
- 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 varchar(14) NULL DEFAULT NULL,
- user_email NVARCHAR(255) NOT NULL DEFAULT '',
- user_touched varchar(14) NOT NULL DEFAULT '',
- user_token NCHAR(32) NOT NULL DEFAULT '',
- user_email_authenticated varchar(14) DEFAULT NULL,
- user_email_token NCHAR(32) DEFAULT '',
- user_email_token_expires varchar(14) DEFAULT NULL,
- user_registration varchar(14) DEFAULT NULL,
- user_editcount INT NULL DEFAULT NULL,
- user_password_expires varchar(14) DEFAULT NULL
-);
-CREATE UNIQUE INDEX /*i*/user_name ON /*_*/mwuser (user_name);
-CREATE INDEX /*i*/user_email_token ON /*_*/mwuser (user_email_token);
-CREATE INDEX /*i*/user_email ON /*_*/mwuser (user_email);
-
--- Insert a dummy user to represent anons
-INSERT INTO /*_*/mwuser (user_name) VALUES ('##Anonymous##');
-
---
--- The "actor" table associates user names or IP addresses with integers for
--- the benefit of other tables that need to refer to either logged-in or
--- logged-out users. If something can only ever be done by logged-in users, it
--- can refer to the user table directly.
---
-CREATE TABLE /*_*/actor (
- actor_id bigint NOT NULL CONSTRAINT PK_actor PRIMARY KEY IDENTITY(0,1),
- actor_user int,
- actor_name nvarchar(255) NOT NULL
-);
-CREATE UNIQUE INDEX /*i*/actor_user ON /*_*/actor (actor_user);
-CREATE UNIQUE INDEX /*i*/actor_name ON /*_*/actor (actor_name);
-
--- Insert a dummy actor to represent no actor
-INSERT INTO /*_*/actor (actor_name) VALUES ('##Anonymous##');
-
---
--- 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 nvarchar(max).
-CREATE TABLE /*_*/user_groups (
- ug_user INT NOT NULL REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
- ug_group NVARCHAR(255) NOT NULL DEFAULT '',
- ug_expiry varchar(14) DEFAULT NULL,
- PRIMARY KEY(ug_user, ug_group)
-);
-CREATE INDEX /*i*/ug_group ON /*_*/user_groups(ug_group);
-CREATE INDEX /*i*/ug_expiry ON /*_*/user_groups(ug_expiry);
-
--- Stores the groups the user has once belonged to.
--- 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 (
- ufg_user INT NOT NULL REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
- ufg_group nvarchar(255) NOT NULL default ''
-);
-CREATE UNIQUE INDEX /*i*/ufg_user_group ON /*_*/user_former_groups (ufg_user,ufg_group);
-
--- Stores notifications of user talk page changes, for the display
--- of the "you have new messages" box
--- Changed user_id column to user_id to avoid clashing with user_id function
-CREATE TABLE /*_*/user_newtalk (
- user_id INT NOT NULL REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
- user_ip NVARCHAR(40) NOT NULL DEFAULT '',
- user_last_timestamp varchar(14) DEFAULT NULL,
-);
-CREATE INDEX /*i*/un_user_id ON /*_*/user_newtalk (user_id);
-CREATE INDEX /*i*/un_user_ip ON /*_*/user_newtalk (user_ip);
-
---
--- User preferences and other fun stuff
--- replaces old user.user_options nvarchar(max)
---
-CREATE TABLE /*_*/user_properties (
- up_user INT NOT NULL REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
- up_property NVARCHAR(255) NOT NULL,
- up_value NVARCHAR(MAX),
-);
-CREATE UNIQUE CLUSTERED INDEX /*i*/user_properties_user_property ON /*_*/user_properties (up_user,up_property);
-CREATE INDEX /*i*/user_properties_property ON /*_*/user_properties (up_property);
-
---
--- This table contains a user's bot passwords: passwords that allow access to
--- the account via the API with limited rights.
---
-CREATE TABLE /*_*/bot_passwords (
- bp_user int NOT NULL REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
- bp_app_id nvarchar(32) NOT NULL,
- bp_password nvarchar(255) NOT NULL,
- bp_token nvarchar(255) NOT NULL,
- bp_restrictions nvarchar(max) NOT NULL,
- bp_grants nvarchar(max) NOT NULL,
- PRIMARY KEY (bp_user, bp_app_id)
-);
-
-
---
--- Edits, blocks, and other actions typically have a textual comment describing
--- the action. They are stored here to reduce the size of the main tables, and
--- to allow for deduplication.
---
--- Deduplication is currently best-effort to avoid locking on inserts that
--- would be required for strict deduplication. There MAY be multiple rows with
--- the same comment_text and comment_data.
---
-CREATE TABLE /*_*/comment (
- comment_id bigint NOT NULL PRIMARY KEY IDENTITY(0,1),
- comment_hash INT NOT NULL,
- comment_text nvarchar(max) NOT NULL,
- comment_data nvarchar(max)
-);
--- Index used for deduplication.
-CREATE INDEX /*i*/comment_hash ON /*_*/comment (comment_hash);
-
--- dummy row for FKs. Hash is intentionally wrong so CommentStore won't match it.
-INSERT INTO /*_*/comment (comment_hash, comment_text) VALUES (-1, '** dummy **');
-
-
---
--- Core of the wiki: each page has an entry here which identifies
--- it by title and contains some essential metadata.
---
-CREATE TABLE /*_*/page (
- page_id INT NOT NULL PRIMARY KEY IDENTITY(0,1),
- page_namespace INT NOT NULL,
- page_title NVARCHAR(255) NOT NULL,
- page_restrictions NVARCHAR(255) NOT NULL,
- page_is_redirect BIT NOT NULL DEFAULT 0,
- page_is_new BIT NOT NULL DEFAULT 0,
- page_random real NOT NULL DEFAULT RAND(),
- page_touched varchar(14) NOT NULL default '',
- page_links_updated varchar(14) DEFAULT NULL,
- page_latest INT, -- FK inserted later
- page_len INT NOT NULL,
- page_content_model nvarchar(32) default null,
- page_lang VARBINARY(35) DEFAULT NULL
-);
-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);
-
--- insert a dummy page
-INSERT INTO /*_*/page (page_namespace, page_title, page_restrictions, page_latest, page_len) VALUES (-1,'','',0,0);
-
---
--- 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 /*_*/revision (
- rev_id INT NOT NULL UNIQUE IDENTITY(0,1),
- rev_page INT NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- rev_text_id INT NOT NULL CONSTRAINT DF_rev_text_id DEFAULT 0, -- FK added later
- rev_comment NVARCHAR(255) NOT NULL CONSTRAINT DF_rev_comment DEFAULT '',
- rev_user INT REFERENCES /*_*/mwuser(user_id) ON DELETE SET NULL,
- rev_user_text NVARCHAR(255) NOT NULL DEFAULT '',
- rev_timestamp varchar(14) NOT NULL default '',
- rev_minor_edit BIT NOT NULL DEFAULT 0,
- rev_deleted TINYINT NOT NULL DEFAULT 0,
- rev_len INT,
- rev_parent_id INT DEFAULT NULL REFERENCES /*_*/revision(rev_id),
- rev_sha1 nvarchar(32) not null default '',
- rev_content_model nvarchar(32) default null,
- rev_content_format nvarchar(64) default null
-);
-CREATE UNIQUE CLUSTERED INDEX /*i*/rev_page_id ON /*_*/revision (rev_page, rev_id);
-CREATE INDEX /*i*/rev_timestamp ON /*_*/revision (rev_timestamp);
-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);
-
--- insert a dummy revision
-INSERT INTO /*_*/revision (rev_page,rev_text_id,rev_comment,rev_user,rev_len) VALUES (0,0,'',0,0);
-
-ALTER TABLE /*_*/page ADD CONSTRAINT FK_page_latest_page_id FOREIGN KEY (page_latest) REFERENCES /*_*/revision(rev_id);
-
---
--- Temporary tables to avoid blocking on an alter of revision.
---
--- On large wikis like the English Wikipedia, altering the revision table is a
--- months-long process. This table is being created to avoid such an alter, and
--- will be merged back into revision in the future.
---
-CREATE TABLE /*_*/revision_comment_temp (
- revcomment_rev INT NOT NULL CONSTRAINT FK_revcomment_rev FOREIGN KEY REFERENCES /*_*/revision(rev_id) ON DELETE CASCADE,
- revcomment_comment_id bigint NOT NULL CONSTRAINT FK_revcomment_comment_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
- CONSTRAINT PK_revision_comment_temp PRIMARY KEY (revcomment_rev, revcomment_comment_id)
-);
-CREATE UNIQUE INDEX /*i*/revcomment_rev ON /*_*/revision_comment_temp (revcomment_rev);
-
-CREATE TABLE /*_*/revision_actor_temp (
- revactor_rev int NOT NULL CONSTRAINT FK_revactor_rev FOREIGN KEY REFERENCES /*_*/revision(rev_id) ON DELETE CASCADE,
- revactor_actor bigint NOT NULL,
- revactor_timestamp varchar(14) NOT NULL CONSTRAINT DF_revactor_timestamp DEFAULT '',
- revactor_page int NOT NULL,
- CONSTRAINT PK_revision_actor_temp PRIMARY KEY (revactor_rev, revactor_actor)
-);
-CREATE UNIQUE INDEX /*i*/revactor_rev ON /*_*/revision_actor_temp (revactor_rev);
-CREATE INDEX /*i*/actor_timestamp ON /*_*/revision_actor_temp (revactor_actor,revactor_timestamp);
-CREATE INDEX /*i*/page_actor_timestamp ON /*_*/revision_actor_temp (revactor_page,revactor_actor,revactor_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 /*_*/text (
- old_id INT NOT NULL PRIMARY KEY IDENTITY(0,1),
- old_text nvarchar(max) NOT NULL,
- old_flags NVARCHAR(255) NOT NULL,
-);
-
--- insert a dummy text
-INSERT INTO /*_*/text (old_text,old_flags) VALUES ('','');
-
-ALTER TABLE /*_*/revision ADD CONSTRAINT FK_rev_text_id_old_id FOREIGN KEY (rev_text_id) REFERENCES /*_*/text(old_id) ON DELETE CASCADE;
-
---
--- 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 /*_*/archive (
- ar_id int NOT NULL PRIMARY KEY IDENTITY,
- ar_namespace SMALLINT NOT NULL DEFAULT 0,
- ar_title NVARCHAR(255) NOT NULL DEFAULT '',
- ar_comment_id bigint NOT NULL CONSTRAINT FK_ar_comment_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
- ar_user INT CONSTRAINT ar_user__user_id__fk FOREIGN KEY REFERENCES /*_*/mwuser(user_id),
- ar_user_text NVARCHAR(255) NOT NULL CONSTRAINT DF_ar_user_text DEFAULT '',
- ar_actor bigint NOT NULL CONSTRAINT DF_ar_actor DEFAULT 0,
- ar_timestamp varchar(14) NOT NULL default '',
- ar_minor_edit BIT NOT NULL DEFAULT 0,
- ar_rev_id INT NOT NULL, -- NOT a FK, the row gets deleted from revision and moved here
- ar_text_id INT NOT NULL CONSTRAINT DF_ar_text_id DEFAULT 0 CONSTRAINT ar_text_id__old_id__fk FOREIGN KEY REFERENCES /*_*/text(old_id) ON DELETE CASCADE,
- ar_deleted TINYINT NOT NULL DEFAULT 0,
- ar_len INT,
- ar_page_id INT NULL, -- NOT a FK, the row gets deleted from page and moved here
- ar_parent_id INT NULL, -- NOT FK
- ar_sha1 nvarchar(32) default null,
- ar_content_model nvarchar(32) DEFAULT NULL,
- ar_content_format nvarchar(64) DEFAULT NULL
-);
-CREATE INDEX /*i*/name_title_timestamp ON /*_*/archive (ar_namespace,ar_title,ar_timestamp);
-CREATE INDEX /*i*/ar_usertext_timestamp ON /*_*/archive (ar_user_text,ar_timestamp);
-CREATE INDEX /*i*/ar_actor_timestamp ON /*_*/archive (ar_actor,ar_timestamp);
-CREATE UNIQUE INDEX /*i*/ar_revid_uniq ON /*_*/archive (ar_rev_id);
-
-
---
--- Normalization table for role names
---
-CREATE TABLE /*_*/slot_roles (
- role_id smallint NOT NULL CONSTRAINT PK_slot_roles PRIMARY KEY IDENTITY,
- role_name nvarchar(64) NOT NULL
-);
-
--- Index for looking of the internal ID of for a name
-CREATE UNIQUE INDEX /*i*/role_name ON /*_*/slot_roles (role_name);
-
---
--- Normalization table for content model names
---
-CREATE TABLE /*_*/content_models (
- model_id smallint NOT NULL CONSTRAINT PK_content_models PRIMARY KEY IDENTITY,
- model_name nvarchar(64) NOT NULL
-);
-
--- Index for looking of the internal ID of for a name
-CREATE UNIQUE INDEX /*i*/model_name ON /*_*/content_models (model_name);
-
---
--- The content table represents content objects. It's primary purpose is to provide the necessary
--- meta-data for loading and interpreting a serialized data blob to create a content object.
---
-CREATE TABLE /*_*/content (
-
- -- ID of the content object
- content_id bigint NOT NULL CONSTRAINT PK_content PRIMARY KEY IDENTITY,
-
- -- Nominal size of the content object (not necessarily of the serialized blob)
- content_size int NOT NULL,
-
- -- Nominal hash of the content object (not necessarily of the serialized blob)
- content_sha1 varchar(32) NOT NULL,
-
- -- reference to model_id
- content_model smallint NOT NULL CONSTRAINT FK_content_content_models FOREIGN KEY REFERENCES /*_*/content_models(model_id),
-
- -- URL-like address of the content blob
- content_address nvarchar(255) NOT NULL
-);
-
---
--- Slots represent an n:m relation between revisions and content objects.
--- A content object can have a specific "role" in one or more revisions.
--- Each revision can have multiple content objects, each having a different role.
---
-CREATE TABLE /*_*/slots (
-
- -- reference to rev_id
- slot_revision_id bigint NOT NULL,
-
- -- reference to role_id
- slot_role_id smallint NOT NULL CONSTRAINT FK_slots_slot_role FOREIGN KEY REFERENCES slot_roles(role_id),
-
- -- reference to content_id
- slot_content_id bigint NOT NULL CONSTRAINT FK_slots_content_id FOREIGN KEY REFERENCES content(content_id),
-
- -- The revision ID of the revision that originated the slot's content.
- -- To find revisions that changed slots, look for slot_origin = slot_revision_id.
- slot_origin bigint NOT NULL,
-
- CONSTRAINT PK_slots PRIMARY KEY (slot_revision_id, slot_role_id)
-);
-
--- Index for finding revisions that modified a specific slot
-CREATE INDEX /*i*/slot_revision_origin_role ON /*_*/slots (slot_revision_id, slot_origin, slot_role_id);
-
-
---
--- Track page-to-page hyperlinks within the wiki.
---
-CREATE TABLE /*_*/pagelinks (
- pl_from INT NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- pl_from_namespace int NOT NULL DEFAULT 0,
- pl_namespace INT NOT NULL DEFAULT 0,
- pl_title NVARCHAR(255) NOT NULL DEFAULT '',
-);
-CREATE UNIQUE INDEX /*i*/pl_from ON /*_*/pagelinks (pl_from,pl_namespace,pl_title);
-CREATE UNIQUE INDEX /*i*/pl_namespace ON /*_*/pagelinks (pl_namespace,pl_title,pl_from);
-CREATE INDEX /*i*/pl_backlinks_namespace ON /*_*/pagelinks (pl_from_namespace,pl_namespace,pl_title,pl_from);
-
-
---
--- Track template inclusions.
---
-CREATE TABLE /*_*/templatelinks (
- tl_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- tl_from_namespace int NOT NULL default 0,
- tl_namespace int NOT NULL default 0,
- tl_title nvarchar(255) NOT NULL default ''
-);
-
-CREATE UNIQUE INDEX /*i*/tl_from ON /*_*/templatelinks (tl_from,tl_namespace,tl_title);
-CREATE UNIQUE INDEX /*i*/tl_namespace ON /*_*/templatelinks (tl_namespace,tl_title,tl_from);
-CREATE INDEX /*i*/tl_backlinks_namespace ON /*_*/templatelinks (tl_from_namespace,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 /*_*/imagelinks (
- -- Key to page_id of the page containing the image / media link.
- il_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- il_from_namespace int NOT NULL default 0,
-
- -- Filename of target image.
- -- This is also the page_title of the file's description page;
- -- all such pages are in namespace 6 (NS_FILE).
- il_to nvarchar(255) NOT NULL default ''
-);
-
-CREATE UNIQUE INDEX /*i*/il_from ON /*_*/imagelinks (il_from,il_to);
-CREATE UNIQUE INDEX /*i*/il_to ON /*_*/imagelinks (il_to,il_from);
-CREATE INDEX /*i*/il_backlinks_namespace ON /*_*/imagelinks (il_from_namespace,il_to,il_from);
-
---
--- Track category inclusions *used inline*
--- This tracks a single level of category membership
---
-CREATE TABLE /*_*/categorylinks (
- -- Key to page_id of the page defined as a category member.
- cl_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
-
- -- Name of the category.
- -- This is also the page_title of the category's description page;
- -- all such pages are in namespace 14 (NS_CATEGORY).
- cl_to nvarchar(255) NOT NULL default '',
-
- -- A binary string obtained by applying a sortkey generation algorithm
- -- (Collation::getSortKey()) to page_title, or cl_sortkey_prefix . "\n"
- -- . page_title if cl_sortkey_prefix is nonempty.
- cl_sortkey varbinary(230) NOT NULL default 0x,
-
- -- A prefix for the raw sortkey manually specified by the user, either via
- -- [[Category:Foo|prefix]] or {{defaultsort:prefix}}. If nonempty, it's
- -- concatenated with a line break followed by the page title before the sortkey
- -- conversion algorithm is run. We store this so that we can update
- -- collations without reparsing all pages.
- -- Note: If you change the length of this field, you also need to change
- -- code in LinksUpdate.php. See T27254.
- cl_sortkey_prefix varbinary(255) NOT NULL default 0x,
-
- -- This isn't really used at present. Provided for an optional
- -- sorting method by approximate addition time.
- cl_timestamp varchar(14) NOT NULL,
-
- -- Stores $wgCategoryCollation at the time cl_sortkey was generated. This
- -- can be used to install new collation versions, tracking which rows are not
- -- yet updated. '' means no collation, this is a legacy row that needs to be
- -- updated by updateCollation.php. In the future, it might be possible to
- -- specify different collations per category.
- cl_collation nvarchar(32) NOT NULL default '',
-
- -- Stores whether cl_from is a category, file, or other page, so we can
- -- paginate the three categories separately. This never has to be updated
- -- after the page is created, since none of these page types can be moved to
- -- any other.
- cl_type varchar(10) NOT NULL default 'page',
- -- SQL server doesn't have enums, so we approximate with this
- CONSTRAINT cl_type_ckc CHECK (cl_type IN('page', 'subcat', 'file'))
-);
-
-CREATE UNIQUE INDEX /*i*/cl_from ON /*_*/categorylinks (cl_from,cl_to);
-
--- We always sort within a given category, and within a given type. FIXME:
--- Formerly this index didn't cover cl_type (since that didn't exist), so old
--- callers won't be using an index: fix this?
-CREATE INDEX /*i*/cl_sortkey ON /*_*/categorylinks (cl_to,cl_type,cl_sortkey,cl_from);
-
--- Used by the API (and some extensions)
-CREATE INDEX /*i*/cl_timestamp ON /*_*/categorylinks (cl_to,cl_timestamp);
-
--- Used when updating collation (e.g. updateCollation.php)
-CREATE INDEX /*i*/cl_collation_ext ON /*_*/categorylinks (cl_collation, cl_to, cl_type, cl_from);
-
---
--- Track all existing categories. Something is a category if 1) it has an entry
--- somewhere in categorylinks, or 2) it has a description page. Categories
--- might not have corresponding pages, so they need to be tracked separately.
---
-CREATE TABLE /*_*/category (
- -- Primary key
- cat_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- Name of the category, in the same form as page_title (with underscores).
- -- If there is a category page corresponding to this category, by definition,
- -- it has this name (in the Category namespace).
- cat_title nvarchar(255) NOT NULL,
-
- -- The numbers of member pages (including categories and media), subcatego-
- -- ries, and Image: namespace members, respectively. These are signed to
- -- make underflow more obvious. We make the first number include the second
- -- two for better sorting: subtracting for display is easy, adding for order-
- -- ing is not.
- cat_pages int NOT NULL default 0,
- cat_subcats int NOT NULL default 0,
- cat_files int NOT NULL default 0
-);
-
-CREATE UNIQUE INDEX /*i*/cat_title ON /*_*/category (cat_title);
-
--- For Special:Mostlinkedcategories
-CREATE INDEX /*i*/cat_pages ON /*_*/category (cat_pages);
-
-
---
--- Table defining tag names for IDs. Also stores hit counts to avoid expensive queries on change_tag
---
-CREATE TABLE /*_*/change_tag_def (
- -- Numerical ID of the tag (ct_tag_id refers to this)
- ctd_id int NOT NULL CONSTRAINT PK_change_tag_def PRIMARY KEY IDENTITY,
- -- Symbolic name of the tag (what would previously be put in ct_tag)
- ctd_name nvarchar(255) NOT NULL,
- -- Whether this tag was defined manually by a privileged user using Special:Tags
- ctd_user_defined tinyint NOT NULL CONSTRAINT DF_ctd_user_defined DEFAULT 0,
- -- Number of times this tag was used
- ctd_count int NOT NULL CONSTRAINT DF_ctd_count DEFAULT 0
-) /*$wgDBTableOptions*/;
-
-CREATE UNIQUE INDEX /*i*/ctd_name ON /*_*/change_tag_def (ctd_name);
-CREATE INDEX /*i*/ctd_count ON /*_*/change_tag_def (ctd_count);
-CREATE INDEX /*i*/ctd_user_defined ON /*_*/change_tag_def (ctd_user_defined);
-
---
--- Track links to external URLs
---
-CREATE TABLE /*_*/externallinks (
- -- Primary key
- el_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- page_id of the referring page
- el_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
-
- -- The URL
- el_to nvarchar(max) NOT NULL,
-
- -- In the case of HTTP URLs, this is the URL with any username or password
- -- removed, and with the labels in the hostname reversed and converted to
- -- lower case. An extra dot is added to allow for matching of either
- -- example.com or *.example.com in a single scan.
- -- Example:
- -- http://user:password@sub.example.com/page.html
- -- becomes
- -- http://com.example.sub./page.html
- -- which allows for fast searching for all pages under example.com with the
- -- clause:
- -- WHERE el_index LIKE 'http://com.example.%'
- --
- -- Note if you enable or disable PHP's intl extension, you'll need to run
- -- maintenance/refreshExternallinksIndex.php to refresh this field.
- el_index nvarchar(450) NOT NULL,
-
- -- This is el_index truncated to 60 bytes to allow for sortable queries that
- -- aren't supported by a partial index.
- el_index_60 varbinary(60) NOT NULL
-);
-
-CREATE INDEX /*i*/el_from ON /*_*/externallinks (el_from);
-CREATE INDEX /*i*/el_index ON /*_*/externallinks (el_index);
-CREATE INDEX /*i*/el_index_60 ON /*_*/externallinks (el_index_60, el_id);
-CREATE INDEX /*i*/el_from_index_60 ON /*_*/externallinks (el_from, el_index_60, el_id);
--- el_to index intentionally not added; we cannot index nvarchar(max) columns,
--- but we also cannot restrict el_to to a smaller column size as the external
--- link may be larger.
-
---
--- Track interlanguage links
---
-CREATE TABLE /*_*/langlinks (
- -- page_id of the referring page
- ll_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
-
- -- Language code of the target
- ll_lang nvarchar(20) NOT NULL default '',
-
- -- Title of the target, including namespace
- ll_title nvarchar(255) NOT NULL default ''
-);
-
-CREATE UNIQUE INDEX /*i*/ll_from ON /*_*/langlinks (ll_from, ll_lang);
-CREATE INDEX /*i*/ll_lang ON /*_*/langlinks (ll_lang, ll_title);
-
-
---
--- Track inline interwiki links
---
-CREATE TABLE /*_*/iwlinks (
- -- page_id of the referring page
- iwl_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
-
- -- 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 /*i*/iwl_from ON /*_*/iwlinks (iwl_from, iwl_prefix, iwl_title);
-CREATE INDEX /*i*/iwl_prefix_title_from ON /*_*/iwlinks (iwl_prefix, iwl_title, iwl_from);
-CREATE INDEX /*i*/iwl_prefix_from_title ON /*_*/iwlinks (iwl_prefix, iwl_from, iwl_title);
-
-
---
--- Contains a single row with some aggregate info
--- on the state of the site.
---
-CREATE TABLE /*_*/site_stats (
- -- The single row should contain 1 here.
- ss_row_id int NOT NULL CONSTRAINT /*i*/ss_row_id PRIMARY KEY,
-
- -- Total number of edits performed.
- ss_total_edits bigint default NULL,
-
- -- See SiteStatsInit::articles().
- ss_good_articles bigint default NULL,
-
- -- Total pages, theoretically equal to SELECT COUNT(*) FROM page.
- ss_total_pages bigint default NULL,
-
- -- Number of users, theoretically equal to SELECT COUNT(*) FROM user.
- ss_users bigint default NULL,
-
- -- Number of users that still edit.
- ss_active_users bigint default NULL,
-
- -- Number of images, equivalent to SELECT COUNT(*) FROM image.
- ss_images bigint default NULL
-);
-
-
---
--- The internet is full of jerks, alas. Sometimes it's handy
--- to block a vandal or troll account.
---
-CREATE TABLE /*_*/ipblocks (
- -- Primary key, introduced for privacy.
- ipb_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- Blocked IP address in dotted-quad form or user name.
- ipb_address nvarchar(255) NOT NULL,
-
- -- Blocked user ID or 0 for IP blocks.
- ipb_user int REFERENCES /*_*/mwuser(user_id),
-
- -- User ID who made the block.
- ipb_by int REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
-
- -- Actor ID who made the block.
- ipb_by_actor bigint NOT NULL CONSTRAINT DF_ipb_by_actor DEFAULT 0,
-
- -- User name of blocker
- ipb_by_text nvarchar(255) NOT NULL default '',
-
- -- Key to comment_id. Text comment made by blocker.
- ipb_reason_id bigint NOT NULL CONSTRAINT FK_ipb_reason_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
-
- -- Creation (or refresh) date in standard YMDHMS form.
- -- IP blocks expire automatically.
- ipb_timestamp varchar(14) NOT NULL default '',
-
- -- Indicates that the IP address was banned because a banned
- -- user accessed a page through it. If this is 1, ipb_address
- -- will be hidden, and the block identified by block ID number.
- ipb_auto bit NOT NULL default 0,
-
- -- If set to 1, block applies only to logged-out users
- ipb_anon_only bit NOT NULL default 0,
-
- -- Block prevents account creation from matching IP addresses
- ipb_create_account bit NOT NULL default 1,
-
- -- Block triggers autoblocks
- ipb_enable_autoblock bit NOT NULL default 1,
-
- -- Time at which the block will expire.
- -- May be "infinity"
- ipb_expiry varchar(14) NOT NULL,
-
- -- Start and end of an address range, in hexadecimal
- -- Size chosen to allow IPv6
- -- FIXME: these fields were originally blank for single-IP blocks,
- -- but now they are populated. No migration was ever done. They
- -- should be fixed to be blank again for such blocks (T51504).
- ipb_range_start varchar(255) NOT NULL,
- ipb_range_end varchar(255) NOT NULL,
-
- -- Flag for entries hidden from users and Sysops
- ipb_deleted bit NOT NULL default 0,
-
- -- Block prevents user from accessing Special:Emailuser
- ipb_block_email bit NOT NULL default 0,
-
- -- Block allows user to edit their own talk page
- ipb_allow_usertalk bit 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 REFERENCES /*_*/ipblocks(ipb_id),
-
- -- Block user from editing any page on the site (other than their own user
- -- talk page).
- ipb_sitewide bit NOT NULL CONSTRAINT DF_ipb_sitewide DEFAULT 1
-);
-
--- Unique index to support "user already blocked" messages
--- Any new options which prevent collisions should be included
-CREATE UNIQUE INDEX /*i*/ipb_address ON /*_*/ipblocks (ipb_address, ipb_user, ipb_auto, ipb_anon_only);
-
-CREATE INDEX /*i*/ipb_user ON /*_*/ipblocks (ipb_user);
-CREATE INDEX /*i*/ipb_range ON /*_*/ipblocks (ipb_range_start, ipb_range_end);
-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);
-
---
--- Partial Block Restrictions
---
-CREATE TABLE /*_*/ipblocks_restrictions (
-
- -- The ipb_id from ipblocks
- ir_ipb_id int NOT NULL CONSTRAINT FK_ir_ipb_id FOREIGN KEY REFERENCES /*_*/ipblocks(ipb_id) ON DELETE CASCADE,
-
- -- The restriction type id.
- ir_type tinyint NOT NULL,
-
- -- The restriction id that corrposponds to the type. Typically a Page ID or a
- -- Namespace ID.
- ir_value int NOT NULL,
-
- CONSTRAINT PK_ipblocks_restrictions PRIMARY KEY (ir_ipb_id, ir_type, ir_value)
-) /*$wgDBTableOptions*/;
-
--- Index to query restrictions by the page or namespace.
-CREATE INDEX /*i*/ir_type_value ON /*_*/ipblocks_restrictions (ir_type, ir_value);
-
---
--- Uploaded images and other files.
---
-CREATE TABLE /*_*/image (
- -- Filename.
- -- This is also the title of the associated description page,
- -- which will be in namespace 6 (NS_FILE).
- img_name nvarchar(255) NOT NULL default '' PRIMARY KEY,
-
- -- File size in bytes.
- img_size int NOT NULL default 0,
-
- -- For images, size in pixels.
- img_width int NOT NULL default 0,
- img_height int NOT NULL default 0,
-
- -- Extracted Exif metadata stored as a serialized PHP array.
- img_metadata varbinary(max) NOT NULL,
-
- -- For images, bits per pixel if known.
- img_bits int NOT NULL default 0,
-
- -- Media type as defined by the MEDIATYPE_xxx constants
- img_media_type varchar(16) default null,
-
- -- major part of a MIME media type as defined by IANA
- -- see https://www.iana.org/assignments/media-types/
- img_major_mime varchar(16) not null default 'unknown',
-
- -- minor part of a MIME media type as defined by IANA
- -- the minor parts are not required to adher to any standard
- -- but should be consistent throughout the database
- -- see https://www.iana.org/assignments/media-types/
- img_minor_mime nvarchar(100) NOT NULL default 'unknown',
-
- -- Description field as entered by the uploader.
- -- This is displayed in image upload history and logs.
- img_description_id bigint NOT NULL CONSTRAINT FK_img_description_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
-
- -- user_id and user_name of uploader.
- img_user int REFERENCES /*_*/mwuser(user_id) ON DELETE SET NULL,
- img_user_text nvarchar(255) NOT NULL CONSTRAINT DF_img_user_text DEFAULT '',
- img_actor bigint NOT NULL CONSTRAINT DF_img_actor DEFAULT 0,
-
- -- Time of the upload.
- img_timestamp nvarchar(14) NOT NULL default '',
-
- -- SHA-1 content hash in base-36
- img_sha1 nvarchar(32) NOT NULL default '',
-
- CONSTRAINT img_major_mime_ckc check (img_major_mime IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
- CONSTRAINT img_media_type_ckc check (img_media_type in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE','3D'))
-);
-
-CREATE INDEX /*i*/img_usertext_timestamp ON /*_*/image (img_user_text,img_timestamp);
-CREATE INDEX /*i*/img_actor_timestamp ON /*_*/image (img_actor, img_timestamp);
--- Used by Special:ListFiles for sort-by-size
-CREATE INDEX /*i*/img_size ON /*_*/image (img_size);
--- Used by Special:Newimages and Special:ListFiles
-CREATE INDEX /*i*/img_timestamp ON /*_*/image (img_timestamp);
--- Used in API and duplicate search
-CREATE INDEX /*i*/img_sha1 ON /*_*/image (img_sha1);
--- Used to get media of one type
-CREATE INDEX /*i*/img_media_mime ON /*_*/image (img_media_type,img_major_mime,img_minor_mime);
-
-
---
--- Previous revisions of uploaded files.
--- Awkwardly, image rows have to be moved into
--- this table at re-upload time.
---
-CREATE TABLE /*_*/oldimage (
- -- Base filename: key to image.img_name
- -- Not a FK because deleting images removes them from image
- oi_name nvarchar(255) NOT NULL default '',
-
- -- Filename of the archived file.
- -- This is generally a timestamp and '!' prepended to the base name.
- oi_archive_name nvarchar(255) NOT NULL default '',
-
- -- Other fields as in image...
- oi_size int NOT NULL default 0,
- oi_width int NOT NULL default 0,
- oi_height int NOT NULL default 0,
- oi_bits int NOT NULL default 0,
- oi_description_id bigint NOT NULL CONSTRAINT FK_oi_description_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
- oi_user int REFERENCES /*_*/mwuser(user_id),
- oi_user_text nvarchar(255) NOT NULL CONSTRAINT DF_oi_user_text DEFAULT '',
- oi_actor bigint NOT NULL CONSTRAINT DF_oi_actor DEFAULT 0,
- oi_timestamp varchar(14) NOT NULL default '',
-
- oi_metadata varbinary(max) NOT NULL,
- oi_media_type varchar(16) default null,
- oi_major_mime varchar(16) not null default 'unknown',
- oi_minor_mime nvarchar(100) NOT NULL default 'unknown',
- oi_deleted tinyint NOT NULL default 0,
- oi_sha1 nvarchar(32) NOT NULL default '',
-
- CONSTRAINT oi_major_mime_ckc check (oi_major_mime IN('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
- CONSTRAINT oi_media_type_ckc check (oi_media_type IN('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE','3D'))
-);
-
-CREATE INDEX /*i*/oi_usertext_timestamp ON /*_*/oldimage (oi_user_text,oi_timestamp);
-CREATE INDEX /*i*/oi_actor_timestamp ON /*_*/oldimage (oi_actor,oi_timestamp);
-CREATE INDEX /*i*/oi_name_timestamp ON /*_*/oldimage (oi_name,oi_timestamp);
-CREATE INDEX /*i*/oi_sha1 ON /*_*/oldimage (oi_sha1);
-
-
---
--- Record of deleted file data
---
-CREATE TABLE /*_*/filearchive (
- -- Unique row id
- fa_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- Original base filename; key to image.img_name, page.page_title, etc
- fa_name nvarchar(255) NOT NULL default '',
-
- -- Filename of archived file, if an old revision
- fa_archive_name nvarchar(255) default '',
-
- -- Which storage bin (directory tree or object store) the file data
- -- is stored in. Should be 'deleted' for files that have been deleted;
- -- any other bin is not yet in use.
- fa_storage_group nvarchar(16),
-
- -- SHA-1 of the file contents plus extension, used as a key for storage.
- -- eg 8f8a562add37052a1848ff7771a2c515db94baa9.jpg
- --
- -- If NULL, the file was missing at deletion time or has been purged
- -- from the archival storage.
- fa_storage_key nvarchar(64) default '',
-
- -- Deletion information, if this file is deleted.
- fa_deleted_user int,
- fa_deleted_timestamp varchar(14) default '',
- fa_deleted_reason_id bigint NOT NULL CONSTRAINT FK_fa_deleted_reason_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
-
- -- Duped fields from image
- fa_size int default 0,
- fa_width int default 0,
- fa_height int default 0,
- fa_metadata varbinary(max),
- fa_bits int default 0,
- fa_media_type varchar(16) default null,
- fa_major_mime varchar(16) not null default 'unknown',
- fa_minor_mime nvarchar(100) default 'unknown',
- fa_description_id bigint NOT NULL CONSTRAINT FK_fa_description_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
- fa_user int default 0 REFERENCES /*_*/mwuser(user_id) ON DELETE SET NULL,
- fa_user_text nvarchar(255) CONSTRAINT DF_fa_user_text DEFAULT '',
- fa_actor bigint NOT NULL CONSTRAINT DF_fa_actor DEFAULT 0,
- fa_timestamp varchar(14) default '',
-
- -- Visibility of deleted revisions, bitfield
- fa_deleted tinyint NOT NULL default 0,
-
- -- sha1 hash of file content
- fa_sha1 nvarchar(32) NOT NULL default '',
-
- CONSTRAINT fa_major_mime_ckc check (fa_major_mime in('unknown', 'application', 'audio', 'image', 'text', 'video', 'message', 'model', 'multipart', 'chemical')),
- CONSTRAINT fa_media_type_ckc check (fa_media_type in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE','3D'))
-);
-
--- pick out by image name
-CREATE INDEX /*i*/fa_name ON /*_*/filearchive (fa_name, fa_timestamp);
--- pick out dupe files
-CREATE INDEX /*i*/fa_storage_group ON /*_*/filearchive (fa_storage_group, fa_storage_key);
--- sort by deletion time
-CREATE INDEX /*i*/fa_deleted_timestamp ON /*_*/filearchive (fa_deleted_timestamp);
--- sort by uploader
-CREATE INDEX /*i*/fa_user_timestamp ON /*_*/filearchive (fa_user_text,fa_timestamp);
-CREATE INDEX /*i*/fa_actor_timestamp ON /*_*/filearchive (fa_actor,fa_timestamp);
--- find file by sha1, 10 bytes will be enough for hashes to be indexed
-CREATE INDEX /*i*/fa_sha1 ON /*_*/filearchive (fa_sha1);
-
-
---
--- Store information about newly uploaded files before they're
--- moved into the actual filestore
---
-CREATE TABLE /*_*/uploadstash (
- us_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- the user who uploaded the file.
- us_user int REFERENCES /*_*/mwuser(user_id) ON DELETE SET NULL,
-
- -- file key. this is how applications actually search for the file.
- -- this might go away, or become the primary key.
- us_key nvarchar(255) NOT NULL,
-
- -- the original path
- us_orig_path nvarchar(255) NOT NULL,
-
- -- the temporary path at which the file is actually stored
- us_path nvarchar(255) NOT NULL,
-
- -- which type of upload the file came from (sometimes)
- us_source_type nvarchar(50),
-
- -- the date/time on which the file was added
- us_timestamp varchar(14) NOT NULL,
-
- us_status nvarchar(50) NOT NULL,
-
- -- chunk counter starts at 0, current offset is stored in us_size
- us_chunk_inx int NULL,
-
- -- Serialized file properties from FSFile::getProps()
- us_props nvarchar(max),
-
- -- file size in bytes
- us_size int NOT NULL,
- -- this hash comes from FSFile::getSha1Base36(), and is 31 characters
- us_sha1 nvarchar(31) NOT NULL,
- us_mime nvarchar(255),
- -- Media type as defined by the MEDIATYPE_xxx constants, should duplicate definition in the image table
- us_media_type varchar(16) default null,
- -- image-specific properties
- us_image_width int,
- us_image_height int,
- us_image_bits smallint,
-
- CONSTRAINT us_media_type_ckc check (us_media_type in('UNKNOWN', 'BITMAP', 'DRAWING', 'AUDIO', 'VIDEO', 'MULTIMEDIA', 'OFFICE', 'TEXT', 'EXECUTABLE', 'ARCHIVE', '3D'))
-);
-
--- sometimes there's a delete for all of a user's stuff.
-CREATE INDEX /*i*/us_user ON /*_*/uploadstash (us_user);
--- pick out files by key, enforce key uniqueness
-CREATE UNIQUE INDEX /*i*/us_key ON /*_*/uploadstash (us_key);
--- the abandoned upload cleanup script needs this
-CREATE INDEX /*i*/us_timestamp ON /*_*/uploadstash (us_timestamp);
-
-
---
--- 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 /*_*/recentchanges (
- rc_id int NOT NULL CONSTRAINT recentchanges__pk PRIMARY KEY IDENTITY,
- rc_timestamp varchar(14) not null default '',
-
- -- As in revision
- rc_user int NOT NULL default 0 CONSTRAINT rc_user__user_id__fk FOREIGN KEY REFERENCES /*_*/mwuser(user_id),
- rc_user_text nvarchar(255) NOT NULL CONSTRAINT DF_rc_user_text DEFAULT '',
- rc_actor bigint NOT NULL CONSTRAINT DF_rc_actor DEFAULT 0,
-
- -- When pages are renamed, their RC entries do _not_ change.
- rc_namespace int NOT NULL default 0,
- rc_title nvarchar(255) NOT NULL default '',
-
- -- as in revision...
- rc_comment_id bigint NOT NULL CONSTRAINT FK_rc_comment_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
- rc_minor bit NOT NULL default 0,
-
- -- Edits by user accounts with the 'bot' rights key are
- -- marked with a 1 here, and will be hidden from the
- -- default view.
- rc_bot bit NOT NULL default 0,
-
- -- Set if this change corresponds to a page creation
- rc_new bit NOT NULL default 0,
-
- -- Key to page_id (was cur_id prior to 1.5).
- -- This will keep links working after moves while
- -- retaining the at-the-time name in the changes list.
- rc_cur_id int, -- NOT FK
-
- -- rev_id of the given revision
- rc_this_oldid int, -- NOT FK
-
- -- rev_id of the prior revision, for generating diff links.
- rc_last_oldid int, -- NOT FK
-
- -- The type of change entry (RC_EDIT,RC_NEW,RC_LOG,RC_EXTERNAL)
- rc_type tinyint NOT NULL default 0,
-
- -- The source of the change entry (replaces rc_type)
- -- default of '' is temporary, needed for initial migration
- rc_source nvarchar(16) not null default '',
-
- -- If the Recent Changes Patrol option is enabled,
- -- users may mark edits as having been reviewed to
- -- remove a warning flag on the RC list.
- -- A value of 1 indicates the page has been reviewed manually.
- -- A value of 2 indicates the page has been automatically reviewed.
- rc_patrolled tinyint NOT NULL CONSTRAINT DF_rc_patrolled DEFAULT 0,
-
- -- Recorded IP address the edit was made from, if the
- -- $wgPutIPinRC option is enabled.
- rc_ip nvarchar(40) NOT NULL default '',
-
- -- Text length in characters before
- -- and after the edit
- rc_old_len int,
- rc_new_len int,
-
- -- Visibility of recent changes items, bitfield
- rc_deleted tinyint NOT NULL default 0,
-
- -- Value corresponding to log_id, specific log entries
- rc_logid int, -- FK added later
- -- Store log type info here, or null
- rc_log_type nvarchar(255) NULL default NULL,
- -- Store log action or null
- rc_log_action nvarchar(255) NULL default NULL,
- -- Log params
- rc_params nvarchar(max) NULL
-);
-
-CREATE INDEX /*i*/rc_timestamp ON /*_*/recentchanges (rc_timestamp);
-CREATE INDEX /*i*/rc_namespace_title_timestamp ON /*_*/recentchanges (rc_namespace, rc_title, rc_timestamp);
-CREATE INDEX /*i*/rc_cur_id ON /*_*/recentchanges (rc_cur_id);
-CREATE INDEX /*i*/new_name_timestamp ON /*_*/recentchanges (rc_new,rc_namespace,rc_timestamp);
-CREATE INDEX /*i*/rc_ip ON /*_*/recentchanges (rc_ip);
-CREATE INDEX /*i*/rc_ns_usertext ON /*_*/recentchanges (rc_namespace, rc_user_text);
-CREATE INDEX /*i*/rc_user_text ON /*_*/recentchanges (rc_user_text, rc_timestamp);
-CREATE INDEX /*i*/rc_ns_actor ON /*_*/recentchanges (rc_namespace, rc_actor);
-CREATE INDEX /*i*/rc_actor ON /*_*/recentchanges (rc_actor, rc_timestamp);
-CREATE INDEX /*i*/rc_name_type_patrolled_timestamp ON /*_*/recentchanges (rc_namespace, rc_type, rc_patrolled, rc_timestamp);
-CREATE INDEX /*i*/rc_this_oldid ON /*_*/recentchanges (rc_this_oldid);
-
-
-CREATE TABLE /*_*/watchlist (
- wl_id int NOT NULL PRIMARY KEY IDENTITY,
- -- Key to user.user_id
- wl_user int NOT NULL REFERENCES /*_*/mwuser(user_id) ON DELETE CASCADE,
-
- -- Key to page_namespace/page_title
- -- Note that users may watch pages which do not exist yet,
- -- or existed in the past but have been deleted.
- wl_namespace int NOT NULL default 0,
- wl_title nvarchar(255) NOT NULL default '',
-
- -- Timestamp used to send notification e-mails and show "updated since last visit" markers on
- -- history and recent changes / watchlist. Set to NULL when the user visits the latest revision
- -- of the page, which means that they should be sent an e-mail on the next change.
- wl_notificationtimestamp varchar(14)
-
-);
-
-CREATE UNIQUE INDEX /*i*/wl_user ON /*_*/watchlist (wl_user, wl_namespace, wl_title);
-CREATE INDEX /*i*/namespace_title ON /*_*/watchlist (wl_namespace, wl_title);
-
-
---
--- Our search index for the builtin MediaWiki search
---
-CREATE TABLE /*_*/searchindex (
- -- Key to page_id
- si_page int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
-
- -- Munged version of title
- si_title nvarchar(255) NOT NULL default '',
-
- -- Munged version of body text
- si_text nvarchar(max) NOT NULL
-);
-
-CREATE UNIQUE INDEX /*i*/si_page ON /*_*/searchindex (si_page);
--- Fulltext index is defined in MssqlInstaller.php
-
---
--- Recognized interwiki link prefixes
---
-CREATE TABLE /*_*/interwiki (
- -- The interwiki prefix, (e.g. "Meatball", or the language prefix "de")
- iw_prefix nvarchar(32) NOT NULL CONSTRAINT PK_interwiki PRIMARY KEY,
-
- -- The URL of the wiki, with "$1" as a placeholder for an article name.
- -- Any spaces in the name will be transformed to underscores before
- -- insertion.
- iw_url nvarchar(max) NOT NULL,
-
- -- The URL of the file api.php
- iw_api nvarchar(max) NOT NULL,
-
- -- The name of the database (for a connection to be established with LBFactory::getMainLB( 'wikiid' ))
- iw_wikiid nvarchar(64) NOT NULL,
-
- -- A boolean value indicating whether the wiki is in this project
- -- (used, for example, to detect redirect loops)
- iw_local bit NOT NULL,
-
- -- Boolean value indicating whether interwiki transclusions are allowed.
- iw_trans bit NOT NULL default 0
-);
-
---
--- Used for caching expensive grouped queries
---
-CREATE TABLE /*_*/querycache (
- -- A key name, generally the base name of of the special page.
- qc_type nvarchar(32) NOT NULL,
-
- -- Some sort of stored value. Sizes, counts...
- qc_value int NOT NULL default 0,
-
- -- Target namespace+title
- qc_namespace int NOT NULL default 0,
- qc_title nvarchar(255) NOT NULL default ''
-);
-
-CREATE INDEX /*i*/qc_type ON /*_*/querycache (qc_type,qc_value);
-
-
---
--- For a few generic cache operations if not using Memcached
---
-CREATE TABLE /*_*/objectcache (
- keyname nvarchar(255) NOT NULL default '' PRIMARY KEY,
- value varbinary(max),
- exptime varchar(14)
-);
-CREATE INDEX /*i*/exptime ON /*_*/objectcache (exptime);
-
-
-CREATE TABLE /*_*/logging (
- -- Log ID, for referring to this specific log entry, probably for deletion and such.
- log_id int NOT NULL PRIMARY KEY IDENTITY(0,1),
-
- -- Symbolic keys for the general log type and the action type
- -- within the log. The output format will be controlled by the
- -- action field, but only the type controls categorization.
- log_type nvarchar(32) NOT NULL default '',
- log_action nvarchar(32) NOT NULL default '',
-
- -- Timestamp. Duh.
- log_timestamp varchar(14) NOT NULL default '',
-
- -- The user who performed this action; key to user_id
- log_user int, -- NOT an FK, if a user is deleted we still want to maintain a record of who did a thing
-
- -- Name of the user who performed this action
- log_user_text nvarchar(255) NOT NULL default '',
-
- -- The actor who performed this action
- log_actor bigint NOT NULL CONSTRAINT DF_log_actor DEFAULT 0,
-
- -- Key to the page affected. Where a user is the target,
- -- this will point to the user page.
- log_namespace int NOT NULL default 0,
- log_title nvarchar(255) NOT NULL default '',
- log_page int NULL, -- NOT an FK, logging entries are inserted for deleted pages which still reference the deleted page ids
-
- -- Key to comment_id. Comment summarizing the change.
- log_comment_id bigint NOT NULL CONSTRAINT FK_log_comment_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
-
- -- miscellaneous parameters:
- -- LF separated list (old system) or serialized PHP array (new system)
- log_params nvarchar(max) NOT NULL,
-
- -- rev_deleted for logs
- log_deleted tinyint NOT NULL default 0
-);
-
-CREATE INDEX /*i*/type_time ON /*_*/logging (log_type, log_timestamp);
-CREATE INDEX /*i*/user_time ON /*_*/logging (log_user, log_timestamp);
-CREATE INDEX /*i*/page_time ON /*_*/logging (log_namespace, log_title, log_timestamp);
-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*/log_type_action ON /*_*/logging (log_type, log_action, log_timestamp);
-CREATE INDEX /*i*/log_user_text_type_time ON /*_*/logging (log_user_text, log_type, log_timestamp);
-CREATE INDEX /*i*/log_user_text_time ON /*_*/logging (log_user_text, log_timestamp);
-CREATE INDEX /*i*/actor_time ON /*_*/logging (log_actor, log_timestamp);
-CREATE INDEX /*i*/log_actor_type_time ON /*_*/logging (log_actor, log_type, log_timestamp);
-
-INSERT INTO /*_*/logging (log_user,log_page,log_params) VALUES(0,0,'');
-
-ALTER TABLE /*_*/recentchanges ADD CONSTRAINT rc_logid__log_id__fk FOREIGN KEY (rc_logid) REFERENCES /*_*/logging(log_id) ON DELETE CASCADE;
-
-CREATE TABLE /*_*/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 REFERENCES /*_*/logging(log_id) ON DELETE CASCADE
-);
-CREATE UNIQUE INDEX /*i*/ls_field_val ON /*_*/log_search (ls_field,ls_value,ls_log_id);
-CREATE INDEX /*i*/ls_log_id ON /*_*/log_search (ls_log_id);
-
-
--- Jobs performed by parallel apache threads or a command-line daemon
-CREATE TABLE /*_*/job (
- job_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- Command name
- -- Limited to 60 to prevent key length overflow
- job_cmd nvarchar(60) NOT NULL default '',
-
- -- Namespace and title to act on
- -- Should be 0 and '' if the command does not operate on a title
- job_namespace int NOT NULL,
- job_title nvarchar(255) NOT NULL,
-
- -- Timestamp of when the job was inserted
- -- NULL for jobs added before addition of the timestamp
- job_timestamp nvarchar(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 nvarchar(max) NOT NULL,
-
- -- Random, non-unique, number used for job acquisition (for lock concurrency)
- job_random int NOT NULL default 0,
-
- -- The number of times this job has been locked
- job_attempts int NOT NULL default 0,
-
- -- Field that conveys process locks on rows via process UUIDs
- job_token nvarchar(32) NOT NULL default '',
-
- -- Timestamp when the job was locked
- job_token_timestamp varchar(14) NULL default NULL,
-
- -- Base 36 SHA1 of the job parameters relevant to detecting duplicates
- job_sha1 nvarchar(32) NOT NULL default ''
-);
-
-CREATE INDEX /*i*/job_sha1 ON /*_*/job (job_sha1);
-CREATE INDEX /*i*/job_cmd_token ON /*_*/job (job_cmd,job_token,job_random);
-CREATE INDEX /*i*/job_cmd_token_id ON /*_*/job (job_cmd,job_token,job_id);
-CREATE INDEX /*i*/job_cmd ON /*_*/job (job_cmd, job_namespace, job_title);
-CREATE INDEX /*i*/job_timestamp ON /*_*/job (job_timestamp);
-
-
--- Details of updates to cached special pages
-CREATE TABLE /*_*/querycache_info (
- -- Special page name
- -- Corresponds to a qc_type value
- qci_type nvarchar(32) NOT NULL default '',
-
- -- Timestamp of last update
- qci_timestamp varchar(14) NOT NULL default ''
-);
-
-CREATE UNIQUE INDEX /*i*/qci_type ON /*_*/querycache_info (qci_type);
-
-
--- For each redirect, this table contains exactly one row defining its target
-CREATE TABLE /*_*/redirect (
- -- Key to the page_id of the redirect page
- rd_from int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
-
- -- Key to page_namespace/page_title of the target page.
- -- The target page may or may not exist, and due to renames
- -- and deletions may refer to different page records as time
- -- goes by.
- rd_namespace int NOT NULL default 0,
- rd_title nvarchar(255) NOT NULL default '',
- rd_interwiki nvarchar(32) default NULL,
- rd_fragment nvarchar(255) default NULL
-);
-
-CREATE INDEX /*i*/rd_ns_title ON /*_*/redirect (rd_namespace,rd_title,rd_from);
-
-
--- Used for caching expensive grouped queries that need two links (for example double-redirects)
-CREATE TABLE /*_*/querycachetwo (
- -- A key name, generally the base name of of the special page.
- qcc_type nvarchar(32) NOT NULL,
-
- -- Some sort of stored value. Sizes, counts...
- qcc_value int NOT NULL default 0,
-
- -- Target namespace+title
- qcc_namespace int NOT NULL default 0,
- qcc_title nvarchar(255) NOT NULL default '',
-
- -- Target namespace+title2
- qcc_namespacetwo int NOT NULL default 0,
- qcc_titletwo nvarchar(255) NOT NULL default ''
-);
-
-CREATE INDEX /*i*/qcc_type ON /*_*/querycachetwo (qcc_type,qcc_value);
-CREATE INDEX /*i*/qcc_title ON /*_*/querycachetwo (qcc_type,qcc_namespace,qcc_title);
-CREATE INDEX /*i*/qcc_titletwo ON /*_*/querycachetwo (qcc_type,qcc_namespacetwo,qcc_titletwo);
-
-
--- Used for storing page restrictions (i.e. protection levels)
-CREATE TABLE /*_*/page_restrictions (
- -- Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)
- pr_id int NOT NULL PRIMARY KEY IDENTITY,
- -- Page to apply restrictions to (Foreign Key to page).
- pr_page int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- -- The protection type (edit, move, etc)
- pr_type nvarchar(60) NOT NULL,
- -- The protection level (Sysop, autoconfirmed, etc)
- pr_level nvarchar(60) NOT NULL,
- -- Whether or not to cascade the protection down to pages transcluded.
- pr_cascade bit NOT NULL,
- -- Field for future support of per-user restriction.
- pr_user int NULL,
- -- Field for time-limited protection.
- pr_expiry varchar(14) NULL
-);
-
-CREATE UNIQUE INDEX /*i*/pr_pagetype ON /*_*/page_restrictions (pr_page,pr_type);
-CREATE INDEX /*i*/pr_typelevel ON /*_*/page_restrictions (pr_type,pr_level);
-CREATE INDEX /*i*/pr_level ON /*_*/page_restrictions (pr_level);
-CREATE INDEX /*i*/pr_cascade ON /*_*/page_restrictions (pr_cascade);
-
-
--- Protected titles - nonexistent pages that have been protected
-CREATE TABLE /*_*/protected_titles (
- pt_namespace int NOT NULL,
- pt_title nvarchar(255) NOT NULL,
- pt_user int REFERENCES /*_*/mwuser(user_id) ON DELETE SET NULL,
- pt_reason_id bigint NOT NULL CONSTRAINT FK_pt_reason_id FOREIGN KEY REFERENCES /*_*/comment(comment_id),
- pt_timestamp varchar(14) NOT NULL,
- pt_expiry varchar(14) NOT NULL,
- pt_create_perm nvarchar(60) NOT NULL,
- CONSTRAINT PK_protected_titles PRIMARY KEY(pt_namespace,pt_title)
-);
-
-CREATE INDEX /*i*/pt_timestamp ON /*_*/protected_titles (pt_timestamp);
-
-
--- Name/value pairs indexed by page_id
-CREATE TABLE /*_*/page_props (
- pp_page int NOT NULL REFERENCES /*_*/page(page_id) ON DELETE CASCADE,
- pp_propname nvarchar(60) NOT NULL,
- pp_value nvarchar(max) NOT NULL,
- pp_sortkey float DEFAULT NULL,
- CONSTRAINT PK_page_props PRIMARY KEY(pp_page,pp_propname)
-);
-
-CREATE UNIQUE INDEX /*i*/pp_propname_page ON /*_*/page_props (pp_propname,pp_page);
-CREATE UNIQUE INDEX /*i*/pp_propname_sortkey_page ON /*_*/page_props (pp_propname,pp_sortkey,pp_page);
-
-
--- A table to log updates, one text key row per update.
-CREATE TABLE /*_*/updatelog (
- ul_key nvarchar(255) NOT NULL PRIMARY KEY,
- ul_value nvarchar(max)
-);
-
-
--- A table to track tags for revisions, logs and recent changes.
-CREATE TABLE /*_*/change_tag (
- ct_id int NOT NULL PRIMARY KEY IDENTITY,
- -- RCID for the change
- ct_rc_id int NULL REFERENCES /*_*/recentchanges(rc_id),
- -- LOGID for the change
- ct_log_id int NULL REFERENCES /*_*/logging(log_id),
- -- REVID for the change
- ct_rev_id int NULL REFERENCES /*_*/revision(rev_id),
- -- Parameters for the tag, presently unused
- ct_params nvarchar(max) NULL,
- -- Foreign key to change_tag_def row
- ct_tag_id int NOT NULL CONSTRAINT ctd_tag_id__fk FOREIGN KEY REFERENCES /*_*/change_tag_def(ctd_id)
-);
-
-CREATE UNIQUE INDEX /*i*/change_tag_rc_tag_id ON /*_*/change_tag (ct_rc_id,ct_tag_id);
-CREATE UNIQUE INDEX /*i*/change_tag_log_tag_id ON /*_*/change_tag (ct_log_id,ct_tag_id);
-CREATE UNIQUE INDEX /*i*/change_tag_rev_tag_id ON /*_*/change_tag (ct_rev_id,ct_tag_id);
-
--- Covering index, so we can pull all the info only out of the index.
-CREATE INDEX /*i*/change_tag_tag_id_id ON /*_*/change_tag (ct_tag_id,ct_rc_id,ct_rev_id,ct_log_id);
-
--- Table for storing localisation data
-CREATE TABLE /*_*/l10n_cache (
- -- Language code
- lc_lang nvarchar(32) NOT NULL,
- -- Cache key
- lc_key nvarchar(255) NOT NULL,
- -- Value
- lc_value varbinary(max) NOT NULL
-);
-CREATE INDEX /*i*/lc_lang_key ON /*_*/l10n_cache (lc_lang, lc_key);
-
--- 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
- md_module nvarchar(255) NOT NULL,
- -- Skin name
- md_skin nvarchar(32) NOT NULL,
- -- JSON nvarchar(max) with file dependencies
- md_deps nvarchar(max) NOT NULL
-);
-CREATE UNIQUE INDEX /*i*/md_module_skin ON /*_*/module_deps (md_module, md_skin);
-
--- Holds all the sites known to the wiki.
-CREATE TABLE /*_*/sites (
- -- Numeric id of the site
- site_id int NOT NULL PRIMARY KEY IDENTITY,
-
- -- Global identifier for the site, ie 'enwiktionary'
- site_global_key nvarchar(32) NOT NULL,
-
- -- Type of the site, ie 'mediawiki'
- site_type nvarchar(32) NOT NULL,
-
- -- Group of the site, ie 'wikipedia'
- site_group nvarchar(32) NOT NULL,
-
- -- Source of the site data, ie 'local', 'wikidata', 'my-magical-repo'
- site_source nvarchar(32) NOT NULL,
-
- -- Language code of the sites primary language.
- site_language nvarchar(32) NOT NULL,
-
- -- Protocol of the site, ie 'http://', 'irc://', '//'
- -- This field is an index for lookups and is build from type specific data in site_data.
- site_protocol nvarchar(32) NOT NULL,
-
- -- Domain of the site in reverse order, ie 'org.mediawiki.www.'
- -- This field is an index for lookups and is build from type specific data in site_data.
- site_domain NVARCHAR(255) NOT NULL,
-
- -- Type dependent site data.
- site_data nvarchar(max) NOT NULL,
-
- -- If site.tld/path/key:pageTitle should forward users to the page on
- -- the actual site, where "key" is the local identifier.
- site_forward bit NOT NULL,
-
- -- Type dependent site config.
- -- For instance if template transclusion should be allowed if it's a MediaWiki.
- site_config nvarchar(max) NOT NULL
-);
-
-CREATE UNIQUE INDEX /*i*/sites_global_key ON /*_*/sites (site_global_key);
-CREATE INDEX /*i*/sites_type ON /*_*/sites (site_type);
-CREATE INDEX /*i*/sites_group ON /*_*/sites (site_group);
-CREATE INDEX /*i*/sites_source ON /*_*/sites (site_source);
-CREATE INDEX /*i*/sites_language ON /*_*/sites (site_language);
-CREATE INDEX /*i*/sites_protocol ON /*_*/sites (site_protocol);
-CREATE INDEX /*i*/sites_domain ON /*_*/sites (site_domain);
-CREATE INDEX /*i*/sites_forward ON /*_*/sites (site_forward);
-
--- Links local site identifiers to their corresponding site.
-CREATE TABLE /*_*/site_identifiers (
- -- Key on site.site_id
- si_site int NOT NULL REFERENCES /*_*/sites(site_id) ON DELETE CASCADE,
-
- -- local key type, ie 'interwiki' or 'langlink'
- si_type nvarchar(32) NOT NULL,
-
- -- local key value, ie 'en' or 'wiktionary'
- si_key nvarchar(32) NOT NULL,
-
- CONSTRAINT PK_site_identifiers PRIMARY KEY(si_type, si_key)
-);
-
-CREATE INDEX /*i*/site_ids_site ON /*_*/site_identifiers (si_site);
-CREATE INDEX /*i*/site_ids_key ON /*_*/site_identifiers (si_key);