1 files changed, 16 insertions, 0 deletions
diff --git a/maintenance/archives/patch-rc_source.sql b/maintenance/archives/patch-rc_source.sql
new file mode 100644
index 00000000..7dedd745
--- /dev/null
+++ b/maintenance/archives/patch-rc_source.sql
@@ -0,0 +1,16 @@
+-- first step of migrating recentchanges rc_type to rc_source
+ALTER TABLE /*$wgDBprefix*/recentchanges
+  ADD rc_source varbinary(16) NOT NULL default '';
+
+-- Populate rc_source field with the data from rc_type
+-- Large wiki's might prefer the PopulateRecentChangeSource maintenance
+-- script to batch updates into groups rather than all at once.
+UPDATE /*$wgDBprefix*/recentchanges
+  SET rc_source = CASE
+    WHEN rc_type = 0 THEN 'mw.edit'
+    WHEN rc_type = 1 THEN 'mw.new'
+    WHEN rc_type = 3 THEN 'mw.log'
+    WHEN rc_type = 5 THEN 'mw.external'
+    ELSE ''
+  END
+WHERE rc_source = '';