Merge "resourceloader: Make various CSSMin performance optimizations and cleanups"

[lhc/web/wiklou.git] / maintenance / oracle / tables.sql

diff --git a/maintenance/oracle/tables.sql b/maintenance/oracle/tables.sql
index e69c79b..df74f64 100644 (file)
--- a/maintenance/oracle/tables.sql
+++ b/maintenance/oracle/tables.sql
@@ -248,7 +248,6 @@ CREATE TABLE &mw_prefix.archive (
   ar_id          NUMBER NOT NULL,
   ar_namespace   NUMBER    DEFAULT 0 NOT NULL,
   ar_title       VARCHAR2(255)         NOT NULL,
-  ar_text        CLOB,
   ar_comment     VARCHAR2(255),
   ar_comment_id  NUMBER DEFAULT 0 NOT NULL,
   ar_user        NUMBER          DEFAULT 0 NOT NULL,
@@ -256,9 +255,8 @@ CREATE TABLE &mw_prefix.archive (
   ar_actor       NUMBER          DEFAULT 0 NOT NULL,
   ar_timestamp   TIMESTAMP(6) WITH TIME ZONE  NOT NULL,
   ar_minor_edit  CHAR(1)         DEFAULT '0' NOT NULL,
-  ar_flags       VARCHAR2(255),
   ar_rev_id      NUMBER NOT NULL,
-  ar_text_id     NUMBER,
+  ar_text_id     NUMBER DEFAULT 0 NOT NULL,
   ar_deleted     CHAR(1)      DEFAULT '0' NOT NULL,
   ar_len         NUMBER,
   ar_page_id     NUMBER,
@@ -438,6 +436,32 @@ BEGIN
 END;
 /*$mw$*/
 
+-- Table defining tag names for IDs. Also stores hit counts to avoid expensive queries on change_tag
+CREATE SEQUENCE change_tag_def_ctd_id_seq;
+CREATE TABLE &mw_prefix.change_tag_def (
+    -- Numerical ID of the tag (ct_tag_id refers to this)
+    ctd_id NUMBER  NOT NULL,
+    -- Symbolic name of the tag (what would previously be put in ct_tag)
+    ctd_name VARCHAR2(255) NOT NULL,
+    -- Whether this tag was defined manually by a privileged user using Special:Tags
+    ctd_user_defined CHAR(1) DEFAULT '0' NOT NULL,
+    -- Number of times this tag was used
+    ctd_count NUMBER NOT NULL DEFAULT 0
+);
+
+ALTER TABLE &mw_prefix.change_tag_def ADD CONSTRAINT &mw_prefix.change_tag_def_pk PRIMARY KEY (ctd_id);
+CREATE UNIQUE INDEX &mw_prefix.ctd_name ON &mw_prefix.change_tag_def (ctd_name);
+CREATE INDEX &mw_prefix.ctd_count ON &mw_prefix.change_tag_def (ctd_count);
+CREATE INDEX &mw_prefix.ctd_user_defined ON &mw_prefix.change_tag_def (ctd_user_defined);
+
+/*$mw$*/
+CREATE TRIGGER &mw_prefix.change_tag_def_seq_trg BEFORE INSERT ON &mw_prefix.change_tag_def
+    FOR EACH ROW WHEN (new.ctd_id IS NULL)
+BEGIN
+    &mw_prefix.lastval_pkg.setLastval(change_tag_def_ctd_id_seq.nextval, :new.ctd_id);
+END;
+/*$mw$*/
+
 CREATE TABLE &mw_prefix.langlinks (
   ll_from    NUMBER  NOT NULL,
   ll_lang    VARCHAR2(20),
@@ -688,7 +712,7 @@ ALTER TABLE &mw_prefix.recentchanges ADD CONSTRAINT &mw_prefix.recentchanges_fk1
 ALTER TABLE &mw_prefix.recentchanges ADD CONSTRAINT &mw_prefix.recentchanges_fk2 FOREIGN KEY (rc_cur_id) REFERENCES &mw_prefix.page(page_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED;
 ALTER TABLE &mw_prefix.recentchanges ADD CONSTRAINT &mw_prefix.recentchanges_fk3 FOREIGN KEY (rc_comment_id) REFERENCES &mw_prefix."COMMENT"(comment_id) ON DELETE CASCADE DEFERRABLE INITIALLY DEFERRED;
 CREATE INDEX &mw_prefix.recentchanges_i01 ON &mw_prefix.recentchanges (rc_timestamp);
-CREATE INDEX &mw_prefix.recentchanges_i02 ON &mw_prefix.recentchanges (rc_namespace, rc_title);
+CREATE INDEX &mw_prefix.recentchanges_i09 ON &mw_prefix.recentchanges (rc_namespace, rc_title, rc_timestamp);
 CREATE INDEX &mw_prefix.recentchanges_i03 ON &mw_prefix.recentchanges (rc_cur_id);
 CREATE INDEX &mw_prefix.recentchanges_i04 ON &mw_prefix.recentchanges (rc_new,rc_namespace,rc_timestamp);
 CREATE INDEX &mw_prefix.recentchanges_i05 ON &mw_prefix.recentchanges (rc_ip);