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-rw-r--r--maintenance/archives/patch-user_former_groups.sql9
1 files changed, 9 insertions, 0 deletions
diff --git a/maintenance/archives/patch-user_former_groups.sql b/maintenance/archives/patch-user_former_groups.sql
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index 00000000..ed18b2b6
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+++ b/maintenance/archives/patch-user_former_groups.sql
@@ -0,0 +1,9 @@
+-- Stores the groups the user has once belonged to.
+-- The user may still belong these groups. Check user_groups.
+CREATE TABLE /*_*/user_former_groups (
+ -- Key to user_id
+ ufg_user int unsigned NOT NULL default 0,
+ ufg_group varbinary(16) NOT NULL default ''
+) /*$wgDBTableOptions*/;
+
+CREATE UNIQUE INDEX /*i*/ufg_user_group ON /*_*/user_former_groups (ufg_user,ufg_group);