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PostgreSQL 10 Administration Cookbook - Fourth Edition
book

PostgreSQL 10 Administration Cookbook - Fourth Edition

by Simon Riggs, Gianni Ciolli
May 2018
Intermediate to advanced content levelIntermediate to advanced
576 pages
30h 25m
English
Packt Publishing
Content preview from PostgreSQL 10 Administration Cookbook - Fourth Edition

Archiving transaction log data

PSR can send transaction log data to a remote node even if the node is not a full PostgreSQL server. This can be useful for archiving copies of transaction log data for various purposes.

PostgreSQL includes two client tools to stream data from the server to the client. The tools are designed using a pull model; that is, you run the tools on the node you wish the data to be saved on:

  • pg_receivewal archives physical transaction log data (WAL files). This utility produces a straight copy of the original WAL files. Replication slots are recommended when using this tool from 9.4 onwards.
  • pg_recvlogical archives the results of logical decoding of transaction log data. This utility produces a copy of the transformed ...
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Publisher Resources

ISBN: 9781788474924Supplemental Content