February 2020
Intermediate to advanced
734 pages
38h 13m
English
Content preview from PostgreSQL 12 High Availability Cookbook - Third Edition
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Bootstrapping the target cluster
Another critical component of a major PostgreSQL upgrade using pglogical is that we need somewhere to send the data. Ideally, this is a cluster comprised of the same number of nodes, with identical hardware or better, and all the same supporting software, abstraction layers, and automation.
The goal of this recipe is to produce a target cluster using the newer PostgreSQL version so we can subscribe to the old one.
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