lib/ultrasphinx/postgresql/unix_timestamp.sql in ultrasphinx-1.9 vs lib/ultrasphinx/postgresql/unix_timestamp.sql in ultrasphinx-1.11

@@ -4,9 +4,9 @@
  public domain
  modified
  UNIX_TIMESTAMP(date)
 */
 
-CREATE OR REPLACE FUNCTION unix_timestamp(timestamp without time zone)
+CREATE FUNCTION unix_timestamp(timestamp without time zone)
 RETURNS bigint AS $$
   SELECT EXTRACT(EPOCH FROM $1)::bigint
 $$ VOLATILE LANGUAGE SQL;