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NULLIF SQL function is used to compare two expressions which are passed as arguments to this function. If both expression are equal this function will return . Learn more on the SQLServerCentral forums. Hugo Kornelis, SQL Server/Data Platform MVP (2006-2016) Visit my SQL. This tutorial introduces you to the MySQL NULLIF function and shows you how to use. The NULLIF function returns NULL if the first argument is equal to the second.

All MySQL tutorials are practical and easy-to-follow, with SQL script and . Purpose of the Oracle NULLIF Function. Boyan Kostadinov just sent me a cool link to an article that is the final part in a four part series that discusses the SQL. NULLIF 関数って動作の説明は多いけど、それを何に使えばいいのかってあんまり理解されてないんじゃないかと思う。 ってことで、 NULLIF 関数の . NULLIF (exprexpr2), Returns NULL if expr= expris true, otherwise returns.

Copy and paste the following SQL to your SQLyog free Community Edition . When sorting in ascending order SQL you can choose to list NULLs first or. NULLIF returns NULL is the value of the two arguments are equal. In this article I will explain the differences between the ISNULL() and NULLIF () functions in SQL Server 2012.