database-trigger

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Oracle PL/SQL：动态循环触发器列

触发器内部我试图遍历表上的所有列，并将新值与旧值进行比较。以下是我迄今为止： CREATE OR REPLACE TRIGGER "JOSH".TEST#UPD BEFORE UPDATE ON "JOSH"."TEST_TRIGGER_TABLE" REFERENCING OLD AS OLD NEW AS NEW FOR EACH ROW declare oldval varc

oracle dynamic plsql database-trigger 2009-04-24

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