--- /dev/null
+CREATE TABLE /*_*/user_properties_tmp (
+ -- Foreign key to user.user_id
+ up_user int NOT NULL,
+
+ -- Name of the option being saved. This is indexed for bulk lookup.
+ up_property varbinary(255) NOT NULL,
+
+ -- Property value as a string.
+ up_value blob,
+ PRIMARY KEY (up_user,up_property)
+) /*$wgDBTableOptions*/;
+
+INSERT INTO /*_*/user_properties_tmp
+ SELECT * FROM /*_*/user_properties;
+
+DROP TABLE /*_*/user_properties;
+
+ALTER TABLE /*_*/user_properties_tmp RENAME TO /*_*/user_properties;
+
+CREATE INDEX /*i*/user_properties_property ON /*_*/user_properties (up_property);
\ No newline at end of file