fixes bug #8121

git-svn-id: http://desenvolvimento.rjconsultores.com.br/repositorio/sco/BD/FlyWay/trunk@62671 d1611594-4594-4d17-8e1d-87c2c4800839

src/db/migration/V20161117_1450__mantis8122.sql

@@ -0,0 +1,9 @@
+declare
+    object_exists exception;
+    pragma exception_init (object_exists , -00955);
+begin
+    execute immediate 'CREATE SEQUENCE REGION_METROPOLITANA_SEQ 
+						MINVALUE 1 MAXVALUE 9999999999999999999999999999 INCREMENT BY 1 
+						START WITH 1 CACHE 20 NOORDER NOCYCLE';
+    exception when object_exists then null;
+end;