Bucket and batch - Mailing list pgsql-hackers

From Ana Carolina Brito de Almeida
Subject Bucket and batch
Date
Msg-id 27c6eb60806301212ob497761tcd7b72333d36b4ae@mail.gmail.com
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Responses Re: Bucket and batch  (Tom Lane <tgl@sss.pgh.pa.us>)
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Hi!<br /><br />I saw that functions which use hash join, like as ExecHashGetBucketAndBatch and ExecScanHashBucket, have
bucketand batch concepts.<br />So, I would like to know the differences between bucket and batch.<br />I dont
understandtables partitioning mechanism in hash join.<br /><br /><br />Thanks,<br />Ana Carolina<br /> 

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