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Commit5649931

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doc: Clarify old WAL files are kept until they are summarized.
The documentation in wal.sgml explains that old WAL files cannot beremoved or recycled until they are archived (when WAL archiving is used)or replicated (when using replication slots). However, it did not mentionthat, similarly, old WAL files are also kept until they are summarizedif WAL summarization is enabled. This commit adds that clarificationto the documentation.Back-patch to v17 where WAL summarization was added.Author: Fujii MasaoReviewed-by: Michael PaquierDiscussion:https://postgr.es/m/fd0eb0a5-f43b-4e06-b450-cbca011b6cff@oss.nttdata.com
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‎doc/src/sgml/wal.sgml

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until the situation is resolved. A slow or failed standby server that
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uses a replication slot will have the same effect (see
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<xref linkend="streaming-replication-slots"/>).
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Similarly, if <link linkend="runtime-config-wal-summarization">
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WAL summarization</link> is enabled, old segments are kept
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until they are summarized.
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</para>
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<para>

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