On 04/26/11 05:32, Halász Sándor wrote:
2011/04/25 18:45 +0000, Larry McGhaw>>>>
CREATE VIEW `myview2` AS
SELECT a.*, IF(b.`Name` IS NULL, '', b.`Name`) AS `TypeName`
FROM `mytable` a
LEFT JOIN `types` b ON a.`Type` = b.`ID`;
<<<<<<<<
Well, for this construct
IF(b.`Name` IS NULL, '', b.`Name`)
there is a special function IFNULL:
IFNULL(b.`Name`, '')
It has the same special type-treatment that IF has.
Wow, thanks! I wasn't aware of it, but this looks helpful in my case
(at least simplifying those expressions)!
Yours,
Daniel
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