remove unused SQL script

diff --git a/sql/hstore_compatability_9_0.sql b/sql/hstore_compatability_9_0.sql
deleted file mode 100644 (file)
index 088dd79..0000000
--- a/sql/hstore_compatability_9_0.sql
+++ /dev/null
@@ -1,8 +0,0 @@
-CREATE OR REPLACE FUNCTION hstore(k text, v text) RETURNS HSTORE
-  AS $$
-DECLARE
-BEGIN
-  RETURN k => v;
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;