from django.db import migrations class Migration(migrations.Migration): dependencies = [ ("zerver", "0081_make_emoji_lowercase"), ] operations = [ migrations.RunSQL( """ CREATE INDEX IF NOT EXISTS zerver_usermessage_starred_message_id ON zerver_usermessage (user_profile_id, message_id) WHERE (flags & 2) != 0; """, reverse_sql="DROP INDEX zerver_usermessage_starred_message_id;", ), ]