Hi, It could be due to LOG data (BLOB, CLOB) that are not referenced, and not correctly garbage collected. To analyze that, we would need a reproducible test case.
To find out, you could use the Recover tool on the large database. Regards, Thomas On Tuesday, November 22, 2016, Petr Holík <[email protected]> wrote: > Hello, > > 1.4.192 db, Page Store 1.7GB -> SHUTDOWN COMPACT -> 1.4GB -> open -> > 1.9GB -> SHUTDOWN DEFRAG -> takes on cpu thread(3.5Ghz for maybe two three > minutes) -> SHUTDOWN COMPACT -> 1.4GB > > -> export to SQL ~60MB sql -> import -> ~60MB DB file > > Why compact does almost not compact and why opening db takes 500Mb of > space? I have not investigated ho much data process realy writes to db when > opening it.(on SSD it looks fast but on rotation disk it takes ages to open > DB) > > Sincerely Petr Holik > > > > > -- > You received this message because you are subscribed to the Google Groups > "H2 Database" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected] > <javascript:_e(%7B%7D,'cvml','h2-database%[email protected]');> > . > To post to this group, send email to [email protected] > <javascript:_e(%7B%7D,'cvml','[email protected]');>. > Visit this group at https://groups.google.com/group/h2-database. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "H2 Database" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/h2-database. For more options, visit https://groups.google.com/d/optout.
