diff --git a/OpenGaussCompatibleFunction b/OpenGaussCompatibleFunction
deleted file mode 100644
index 6622b621..00000000
--- a/OpenGaussCompatibleFunction
+++ /dev/null
@@ -1,107 +0,0 @@
-create schema open_descript;
-
-
--- DBMS_DESCRIPT.DESCRIBE_PROCEDURE
-CREATE OR REPLACE FUNCTION open_descript.describe_procedure(in pname varchar)
-  RETURNS text AS $$
-DECLARE 
-    pdesc text;
-BEGIN
-	select prosrc into pdesc from pg_proc where proname = pname;
-	return pdesc;
-END;
-$$ LANGUAGE plpgsql;
-
-
-create schema open_debug;
--- DBMS_DEBUG.SHOW_SOURCE
-CREATE OR REPLACE FUNCTION open_debug.show_source(
-	in oname varchar,in otype varchar)
-  RETURNS text AS $$
-DECLARE 
-    osource text;
-BEGIN
-	if (otype = 'index') then
-		select indexdef into osource from pg_indexes where indexname = oname; 
-	end if;
-	if (otype = 'function') then
-		select prosrc into osource from pg_proc where proname = oname;
-	else 
-		select definition into osource from pg_views where viewname = oname;
-	end if;
-	return osource;
-END;
-$$ LANGUAGE plpgsql;
-
-
--- DBMS_DEBUG.PROBE_VERSION
-CREATE OR REPLACE FUNCTION open_debug.probe_version()
-  RETURNS text AS $$
-DECLARE 
-    pversion text;
-	mysql text;
-BEGIN
-	mysql := 'select version()';
-	execute mysql into pversion;
-	return pversion;
-END;
-$$ LANGUAGE plpgsql;
-
-
--- DBMS_DEBUG.SET_TIMEOUT
-CREATE OR REPLACE FUNCTION open_debug.set_timeout(t integer)
-  RETURNS boolean AS $$
-DECLARE 
-    stimeout text;
-	mysql text;
-BEGIN
-	-- 只针对当前session
-	mysql :='set statement_timeout = ' || t;
-	execute mysql;
-	return stimeout;
-END;
-$$ LANGUAGE plpgsql;
-
-
--- DBMS_SESSION.IS_SESSION_ALIVE
-CREATE OR REPLACE FUNCTION open_session.is_active_session(in pno int)
-  RETURNS text AS $$
-DECLARE 
-    ac text;
-BEGIN
-	select state into ac from pg_stat_activity where pid = pno;
-	return ac;
-END;
-$$ LANGUAGE plpgsql;
-
--- DBMS_SESSION.SET_ROLE
-CREATE OR REPLACE FUNCTION open_session.set_role(in username text,in rolename text)
-  RETURNS boolean AS $$
-DECLARE 
-    passed boolean;
-	mysql text;
-BEGIN
-	mysql :='alter user '|| username ||' '||rolename ||'';
-	execute mysql;
-	return passed;
-END;
-$$ LANGUAGE plpgsql;
-
-
--- DBMS_SESSION.UNIQUE_SESSION_ID
-CREATE OR REPLACE FUNCTION open_session.unique_session_id()
-  RETURNS text AS $$
-DECLARE 
-    passed text;
-	mysql text;
-BEGIN
-	mysql :='select distinct pid from pg_stat_activity';
-	execute mysql into passed;
-	return passed;
-END;
-$$ LANGUAGE plpgsql;
-
-
-
-
-