fixes bug#12782

dev:thiago
qua:

git-svn-id: http://desenvolvimento.rjconsultores.com.br/repositorio/sco/BD/FlyWay/trunk@87368 d1611594-4594-4d17-8e1d-87c2c4800839

src/db/migration/V20181123_1225__mantis12782.sql

@@ -0,0 +1,7 @@
+declare
+    column_exists exception;
+    pragma exception_init (column_exists , -01430);
+begin
+    execute immediate 'ALTER TABLE BOLETO ADD FECHORVENTA_H DATE';
+    exception when column_exists then null;
+end;

src/db/postgresql/migration/V20181123_1225__mantis12782.sql

@@ -0,0 +1,7 @@
+DO $$
+BEGIN
+  ALTER TABLE BOLETO ADD FECHORVENTA_H DATE;
+
+  EXCEPTION WHEN duplicate_column THEN NULL;
+END
+$$;