diff -r 000000000000 -r b97547f5f1fa misc/migration/2.39.0_Any.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/misc/migration/2.39.0_Any.py	Wed Nov 05 15:52:50 2008 +0100
@@ -0,0 +1,9 @@
+try:
+    # missing on some old databases
+    sql('CREATE INDEX entities_extid_idx ON entities(extid)')
+except:
+    pass # already exists
+checkpoint() 
+sql('CREATE INDEX entities_type_idx ON entities(type)')
+checkpoint()
+