// test ProcedureQuery with Procedure as root
Procedure proc = ctxt.getEntityResolver().getProcedure(SELECT_STORED_PROCEDURE);
ProcedureQuery q = new ProcedureQuery(proc);
q.setFetchingDataRows(true);
q.addParameter("aName", "An Artist");
q.addParameter("paintingPrice", new Integer(3000));
// TESTING THIS ***
// A.ARTIST_ID, A.DATE_OF_BIRTH, A.ARTIST_NAME
ColumnDescriptor[] columns = new ColumnDescriptor[3];