add status() to migration

Author: Vladimir Ershov

pgpro_scheduler--2.1--2.2.sql

@@ -4,6 +4,13 @@ CREATE TABLE mtm_nodes(
 	status_set timestamp with time zone
 );
 
+CREATE TYPE scheduler_stat_rec AS(
+	pid int,
+	database text,
+	type text
+);
+
+
 CREATE FUNCTION pgpro_scheduler_version()
 	RETURNS text
 	AS 'MODULE_PATHNAME', 'pgpro_scheduler_version'
@@ -29,4 +36,8 @@ CREATE FUNCTION stop()
 	AS 'MODULE_PATHNAME', 'scheduler_stop'
 	LANGUAGE C IMMUTABLE;
 
+CREATE FUNCTION status()
+	RETURNS SETOF scheduler_stat_rec
+	AS 'MODULE_PATHNAME', 'scheduler_status'
+	LANGUAGE C STABLE;