=== modified file 'bin/addons/base/ir/ir_translation.py'
--- bin/addons/base/ir/ir_translation.py	2010-03-15 17:58:44 +0000
+++ bin/addons/base/ir/ir_translation.py	2010-08-08 23:08:43 +0000
@@ -65,9 +65,9 @@
 
     def _auto_init(self, cr, context={}):
         super(ir_translation, self)._auto_init(cr, context)
-        cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = %s', ('ir_translation_ltns',))
+        cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = %s', ('ir_translation_src',))
         if not cr.fetchone():
-            cr.execute('CREATE INDEX ir_translation_ltns ON ir_translation (lang, type, name, src)')
+            cr.execute('CREATE INDEX ir_translation_src ON ir_translation USING hash (src)')
             cr.commit()
 
         cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = %s', ('ir_translation_ltn',))
@@ -75,11 +75,6 @@
             cr.execute('CREATE INDEX ir_translation_ltn ON ir_translation (lang, type, name)')
             cr.commit()
 
-        cr.execute('SELECT indexname FROM pg_indexes WHERE indexname = %s', ('ir_translation_lts',))
-        if not cr.fetchone():
-            cr.execute('CREATE INDEX ir_translation_lts ON ir_translation (lang, type, src)')
-            cr.commit()
-
     @tools.cache(skiparg=3, multi='ids')
     def _get_ids(self, cr, uid, name, tt, lang, ids):
         translations = dict.fromkeys(ids, False)