On 08.09.10 12:50, Paul Taylor wrote:
HI, I use derby in embedded mode, I let the user specify a maxmium size for the derby database files, my program monitors this and if it goes over the size I use SQL to delete records that are no longer necessary in the hope of shrinking the database files size, but it doesn't, how can I force Derby to shrink back down ?

Hi Paul,

You have to run the compress system procedures. See these links for more information:
http://db.apache.org/derby/docs/dev/ref/ref-single.html#rrefaltertablecompress
http://db.apache.org/derby/docs/dev/ref/ref-single.html#rrefproceduresinplacecompress


Hope this helps,
--
Kristian


thanks Paul

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