[Owncloud] MySQL index issue

Andreas Schneider asn at cryptomilk.org
Mon Sep 24 16:02:06 UTC 2012


On Monday 24 September 2012 18:00:16 Andreas Schneider wrote:
> Hello,
> 
> I get the following error:
> 
> {"app":"core","message":"Failed to update database structure (MDB2 Error:
> unknown error, _doQuery: [Error message: Could not execute statement]\n[Last
> executed query: CREATE INDEX `appconfig_appid_key_index` ON `cld_appconfig`
> (`appid`, `configkey`)]\n[Native code: 1071]\n[Native message: Specified
> key was too long; max key length is 1000
> bytes]\n)","level":4,"time":1348502048}
> 
> The reason for this is cause appid and configkey are varchar(255) and you
> can't index them cause they are two big.
> 
> See http://bugs.mysql.com/bug.php?id=4541
> 
> Why needs the appid to be such a big key? Same for the configkey ...
> 

Same for the preferences table with userid, appid and configkey and for sure 
others.

-- 
Andreas Schneider                   GPG-ID: F33E3FC6
www.cryptomilk.org                asn at cryptomilk.org




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