fixes bug#13369

dev:fabio
qua:Renato

git-svn-id: http://desenvolvimento.rjconsultores.com.br/repositorio/sco/BD/FlyWay/trunk@89859 d1611594-4594-4d17-8e1d-87c2c4800839

src/db/migration/V20190213_1833__mantis13369.sql

@@ -0,0 +1,22 @@
+--drop index se existe
+DECLARE
+itemExists NUMBER;
+BEGIN
+     itemExists := 0;
+
+SELECT COUNT(INDEX_NAME) INTO itemExists
+FROM ALL_INDEXES
+WHERE UPPER(INDEX_NAME) LIKE UPPER('PRECIO_VENTAJA__UN');
+
+
+IF itemExists > 0 THEN
+begin   
+    EXECUTE IMMEDIATE 'drop index PRECIO_VENTAJA__UN';
+    EXECUTE IMMEDIATE 'ALTER TABLE PRECIO_VENTAJA ADD CONSTRAINT PRECIO_VENTAJA_PK PRIMARY KEY (PRECIOVENTAJA_ID )';
+    exception when others then null;
+end;
+END IF;
+
+END;
+
+