1 -- A table to track tags for revisions, logs and recent changes.
2 -- Andrew Garrett, 2009-01
3 CREATE TABLE /*_*/change_tag (
7 ct_tag varchar(255) NOT NULL,
9 ) /*$wgDBTableOptions*/;
11 CREATE UNIQUE INDEX /*i*/change_tag_rc_tag ON /*_*/change_tag (ct_rc_id,ct_tag);
12 CREATE UNIQUE INDEX /*i*/change_tag_log_tag ON /*_*/change_tag (ct_log_id,ct_tag);
13 CREATE UNIQUE INDEX /*i*/change_tag_rev_tag ON /*_*/change_tag (ct_rev_id,ct_tag);
14 -- Covering index, so we can pull all the info only out of the index.
15 CREATE INDEX /*i*/change_tag_tag_id ON /*_*/change_tag (ct_tag,ct_rc_id,ct_rev_id,ct_log_id);
17 -- Rollup table to pull a LIST of tags simply without ugly GROUP_CONCAT that only works on MySQL 4.1+
18 CREATE TABLE /*_*/tag_summary (
23 ) /*$wgDBTableOptions*/;
25 CREATE UNIQUE INDEX /*i*/tag_summary_rc_id ON /*_*/tag_summary (ts_rc_id);
26 CREATE UNIQUE INDEX /*i*/tag_summary_log_id ON /*_*/tag_summary (ts_log_id);
27 CREATE UNIQUE INDEX /*i*/tag_summary_rev_id ON /*_*/tag_summary (ts_rev_id);
30 CREATE TABLE /*_*/valid_tag (
31 vt_tag varchar(255) NOT NULL PRIMARY KEY
32 ) /*$wgDBTableOptions*/;