fixes bug#15119

qua:
dev:

git-svn-id: http://desenvolvimento.rjconsultores.com.br/repositorio/sco/BD/FlyWay/trunk@98175 d1611594-4594-4d17-8e1d-87c2c4800839

src/db/migration/V20190905_1654__mantis15119.sql

@@ -16,3 +16,11 @@ begin
 	
   exception when table_exists then null;
 end;
+/
+declare
+    object_exists exception;
+    pragma exception_init (object_exists , -00955);
+begin
+  execute immediate 'CREATE SEQUENCE "CONF_TOTEM_SEQ" INCREMENT BY 1 START WITH 1 NOCACHE ORDER NOCYCLE';	
+  exception when object_exists then null;
+end;