Do you have Indexes on those Tables?
On Fri, Oct 21, 2011 at 5:29 PM, anthonyri <[email protected]> wrote: > > Hi, > > I have a Derby database with two records, the first has 5000 records (of > int, double, double, double, double - so approx 34 bytes per record), the > second has 1000 records (of int, varchar(10), varchar(40) - so approx 102 > bytes per record). > > 5000 * 34 = 166k > 1000 * 102 = 100k > Total = 266k (if it was in a text file) > > What I don't understand is why the database (seg0 folder) is 1.2MB? > > I have compacted the database using; > > call SYSCS_UTIL.SYSCS_INPLACE_COMPRESS_TABLE('APP', 'mapObject', 1, 1, 1); > call SYSCS_UTIL.SYSCS_COMPRESS_TABLE('APP', 'MAPOBJECT', 1); > > Any thoughts please? > > Anthony > -- > View this message in context: > http://old.nabble.com/Database-size-larger-than-expected-tp32699233p32699233.html > Sent from the Apache Derby Users mailing list archive at Nabble.com. > >
