Re: behavior of ' = NULL' vs. MySQL vs. Standards
От | Josh Berkus |
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Тема | Re: behavior of ' = NULL' vs. MySQL vs. Standards |
Дата | |
Msg-id | web-68600@davinci.ethosmedia.com обсуждение исходный текст |
Ответ на | Re: behavior of ' = NULL' vs. MySQL vs. Standards (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: behavior of ' = NULL' vs. MySQL vs. Standards
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Список | pgsql-sql |
Tom, >Microsoft Access is the guilty party, IIRC. I recently tried to stir > up > some interest in changing this behavior back to the standard, but > apparently there are still too many people using broken versions of > Access. Which verison? I work with MSAccess 97 a lot, and the supported syntax is "IS NULL". > A compromise answer might be to offer a SET variable that selects the > Microsoft-compatible misimplementation. Would that fly? Sounds good to me. By default, I'd like to see "=NULL" turned OFF, as I've been writing my SQL on the idea that "=NULL" will return NULL, and if "=NULL" starts returning a value it's going to screw several things up ... -Josh ______AGLIO DATABASE SOLUTIONS___________________________ Josh Berkus Complete informationtechnology josh@agliodbs.com and data management solutions (415) 565-7293 for law firms, small businesses fax 621-2533 and non-profit organizations. San Francisco
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