Re: out of memory error on a delete command
От | Dave Cramer |
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Тема | Re: out of memory error on a delete command |
Дата | |
Msg-id | 9284674D-C33E-44BE-98F6-1B939AB143D2@fastcrypt.com обсуждение исходный текст |
Ответ на | out of memory error on a delete command (Csaba Nagy <nagy@ecircle-ag.com>) |
Ответы |
Re: out of memory error on a delete command
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Список | pgsql-jdbc |
Looks like you received too many error messages Dave On 12-Jul-05, at 6:43 AM, Csaba Nagy wrote: > Hi all, > > I wonder what could cause such an exception (see below). I was > executing > a "DELETE FROM table_name" command on a table with a lot of records (~ > 80 million). Now after the fact I realize I should have tried it in > psql > too to see if it fails there too, but I truncated the tables in the > meantime via "TRUNCATE". The only reason I tried to do it via > delete is > to see how many rows were deleted, but it looks like a bad idea... > > Any enlightening thoughts ? > > Cheers, > Csaba. > > The (partial) stack trace: > > org.postgresql.util.PSQLException: ERROR: out of memory > at > org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse > (QueryExecutorImpl.java:1471) > at > org.postgresql.core.v3.QueryExecutorImpl.processResults > (QueryExecutorImpl.java:1256) > at > org.postgresql.core.v3.QueryExecutorImpl.execute > (QueryExecutorImpl.java:175) > at > org.postgresql.jdbc2.AbstractJdbc2Statement.execute > (AbstractJdbc2Statement.java:389) > at > org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags > (AbstractJdbc2Statement.java:314) > at > org.postgresql.jdbc2.AbstractJdbc2Statement.executeUpdate > (AbstractJdbc2Statement.java:264) > [... our classes follow] > > > > ---------------------------(end of > broadcast)--------------------------- > TIP 5: don't forget to increase your free space map settings > >
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