Add scripts for create procedure tests for other databases

Author: amochin

test/resources/create_stored_procedure_mssql.sql

@@ -46,5 +46,5 @@ END
 ELSE
 BEGIN
 PRINT 'Condition is false';
-END;
+END
 END;

test/resources/create_stored_procedure_mysql.sql

@@ -27,4 +27,15 @@ CREATE PROCEDURE get_all_first_and_second_names()
 BEGIN
 SELECT FIRST_NAME FROM person;
 SELECT LAST_NAME FROM person;
-END;
+END;
+
+DROP PROCEDURE IF EXISTS check_condition;
+CREATE PROCEDURE check_condition()
+BEGIN
+   DECLARE v_condition BOOLEAN DEFAULT TRUE;
+   IF v_condition THEN
+      SELECT 'Condition is true' AS Result;
+   ELSE
+      SELECT 'Condition is false' AS Result;
+   END IF;
+END

test/resources/create_stored_procedure_postgres.sql

@@ -49,4 +49,23 @@ RETURN NEXT result1;
 OPEN result2 FOR SELECT LAST_NAME FROM person;
 RETURN NEXT result2;
 END
+';
+
+DROP ROUTINE IF EXISTS check_condition;
+CREATE FUNCTION
+check_condition()
+RETURNS VOID
+LANGUAGE plpgsql
+AS
+'
+DECLARE
+   v_condition BOOLEAN := TRUE;
+   v_res BOOLEAN := TRUE;
+BEGIN
+   IF v_condition THEN
+      v_res := TRUE;
+   ELSE
+      v_res := FALSE;
+   END IF;
+END
 ';