-- Same with passwords.
user_email tinytext 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
- -- to ensure that the UI is updated.
+ -- If the browser sends an If-Modified-Since header, a 304 response is
+ -- suppressed if the value in this field for the current user is later than
+ -- the value in the IMS header. That is, this field is an invalidation timestamp
+ -- for the browser cache of logged-in users. Among other things, it is used
+ -- to prevent pages generated for a previously logged in user from being
+ -- displayed after a session expiry followed by a fresh login.
user_touched binary(14) NOT NULL default '',
-- A pseudorandomly generated value that is stored in
-- 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(32) NOT NULL default ''
+ ug_group varbinary(255) NOT NULL default ''
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/ug_user_group ON /*_*/user_groups (ug_user,ug_group);
CREATE TABLE /*_*/user_former_groups (
-- Key to user_id
ufg_user int unsigned NOT NULL default 0,
- ufg_group varbinary(32) NOT NULL default ''
+ ufg_group varbinary(255) NOT NULL default ''
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/ufg_user_group ON /*_*/user_former_groups (ufg_user,ufg_group);
-- callers won't be using an index: fix this?
CREATE INDEX /*i*/cl_sortkey ON /*_*/categorylinks (cl_to,cl_type,cl_sortkey,cl_from);
--- Not really used?
+-- Used by the API (and some extensions)
CREATE INDEX /*i*/cl_timestamp ON /*_*/categorylinks (cl_to,cl_timestamp);
--- For finding rows with outdated collation
+-- FIXME: Not used, delete this
CREATE INDEX /*i*/cl_collation ON /*_*/categorylinks (cl_collation);
--
-- 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.
- --
+ -- Serialized file properties from File::getPropsFromPath
+ us_props blob,
+
+ -- file size in bytes
us_size int unsigned NOT NULL,
-- this hash comes from File::sha1Base36(), and is 31 characters
us_sha1 varchar(31) NOT NULL,
-- Freeform text. Interpreted as edit history comments.
log_comment varchar(255) NOT NULL default '',
- -- LF separated list of miscellaneous parameters
+ -- miscellaneous parameters:
+ -- LF separated list (old system) or serialized PHP array (new system)
log_params blob NOT NULL,
-- rev_deleted for logs
-- Stored as a PHP serialized array, or an empty string if there are no parameters
job_params blob NOT NULL,
- -- Random, non-unique, number used for job acquisition
- -- Either a simple timestamp or a totally random number (for lock concurrency)
+ -- Random, non-unique, number used for job acquisition (for lock concurrency)
job_random integer unsigned NOT NULL default 0,
+ -- The number of times this job has been locked
+ job_attempts integer unsigned NOT NULL default 0,
+
-- Field that conveys process locks on rows via process UUIDs
job_token varbinary(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, job_params(128));
CREATE INDEX /*i*/job_timestamp ON /*_*/job (job_timestamp);
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/pp_page_propname ON /*_*/page_props (pp_page,pp_propname);
+CREATE UNIQUE INDEX /*i*/pp_propname_page ON /*_*/page_props (pp_propname,pp_page);
-- A table to log updates, one text key row per update.
) /*$wgDBTableOptions*/;
CREATE UNIQUE INDEX /*i*/md_module_skin ON /*_*/module_deps (md_module, md_skin);
--- Table for holding configuration changes
-CREATE TABLE /*_*/config (
- -- Config var name
- cf_name varbinary(255) NOT NULL PRIMARY KEY,
- -- Config var value
- cf_value blob NOT NULL
-) /*$wgDBTableOptions*/;
--- Should cover *most* configuration - strings, ints, bools, etc.
-CREATE INDEX /*i*/cf_name_value ON /*_*/config (cf_name,cf_value(255));
-
-- Holds all the sites known to the wiki.
CREATE TABLE /*_*/sites (
-- Numeric id of the site