hello, here more of details I have a set of transaction. Naturally, the transactions execute themselves in competition. But I would want to give to every transaction a priority. Thus the transaction more priority must execute itself in first. I thought, as first step, to change the transaction syntax as follows Start transaction (priority) But I do not know where to do exactly the change in gram.y for I have to try to change in TransactionStmt, but I always receive the message syntax error at now near ( thanks you a lot
