Oracle - 如何在 SELECT statement 中，實作 IF-THEN-ELSE 邏輯 ? @ Thinking in Robert :: 痞客邦 PIXNET ::

How does one implement IF-THEN-ELSE logic in a SELECT statement? Submitted by admin on Sat, 2005-11-12 06:38 Oracle SQL supports several methods of coding conditional IF-THEN-ELSE logic in SQL statements. Here are some: CASE Expressions From ...

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