Re: Parallel INSERT (INTO ... SELECT ...)

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От Greg Nancarrow
Тема Re: Parallel INSERT (INTO ... SELECT ...)
Дата
Msg-id CAJcOf-d9uzCb_7wCEuNVMXsM0c7ptamh8HVD6wapTi7wYEONSw@mail.gmail.com
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Ответ на Parallel INSERT (INTO ... SELECT ...)  (Greg Nancarrow <gregn4422@gmail.com>)
Ответы Re: Parallel INSERT (INTO ... SELECT ...)
Список pgsql-hackers
> - When INSERTs are made parallel, currently the reported row-count in
> the "INSERT 0 <row-count>" status only reflects the rows that the
> leader has processed (not the workers) - so it is obviously less than
> the actual number of rows inserted.

Attached an updated patch which fixes this issue (for parallel
INSERTs, each worker's processed tuple count is communicated in shared
memory back to the leader, where it is added to the global
"es_processed" count).

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