Oracle loop

IF 조건 THEN 조건 처리; END IF ; 조건이 2개일 경우 IF 조건 THEN 조건 처리 1; ELSE 조건 처리2; END IF ; 조건이 n개일 경우 IF 조건1 . Quando trabalhamos com as instruções IF no Oracle , estas são utilizadas para a. PL SQL apresenta uma cláusula ELSE. This tutorial shows you how to use the SQL DECODE function to add if then else logic to queries to make them more powerful and flexible. The return value is TRUE, if the DML statements like INSERT, DELETE and UPDATE affect at least . If the statement fails, Oracle rolls back to the savepoint.

Can be fired from any session executing the triggering . DECODE—A POWERFUL IF -THEN- ELSE FUNCTION DECODE provides you with an alternative Oracle SQL method for value substitution. Even before any statement is parse Oracle will check the library cache to see if that same statement already exists there. Ifit does exist, then Oracle will retrieve .