Re: Making "COPY partitioned_table FROM" faster
От | Peter Eisentraut |
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Тема | Re: Making "COPY partitioned_table FROM" faster |
Дата | |
Msg-id | a56db2e7-fbcd-fc43-8158-c6c2dde36f35@2ndquadrant.com обсуждение исходный текст |
Ответ на | Re: Making "COPY partitioned_table FROM" faster (David Rowley <david.rowley@2ndquadrant.com>) |
Ответы |
Re: Making "COPY partitioned_table FROM" faster
Re: Making "COPY partitioned_table FROM" faster |
Список | pgsql-hackers |
On 30/07/2018 15:26, David Rowley wrote: >> - Add some tests. The if (nBufferedTuples > 0) that flushes the tuples >> when the partition changes is not currently exercised. > > That seems like a good idea. In fact, it uncovered a bug around > ConvertPartitionTupleSlot() freeing the previously stored tuple out > the slot which resulted in a crash. I didn't notice before because my > test had previously not required any tuple conversions. I think we need to think of a better place to put that temporary file, and clean it up properly afterwards. I'm not sure whether we have existing uses like that. Also, maybe the test should check afterwards that the right count of rows ended up in each partition? -- Peter Eisentraut http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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