What Are Postgres Replication Slots?

PostgreSQL replication slots are a powerful tool that can be used to replicate data between servers. They are also known as secondary servers and are used to improve the overall availability of your data.

Replication slots allow you to specify a number of servers that will act as backUPS for your primary server. If there is a problem with the primary server, the backup servers can take over and continue providing quality data to your users.

When setting up replication slots, it is important to keep in mind the number of servers that you would like to use as backUPS. You should also consider the type of data that you would like to protect.

For example, if you have a large volume of documents that need to be replicated, you may want to consider using a higher number of backup servers. Alternatively, if you have a small amount of data that is only critical for certain periods of time, then you may want to use fewer backup servers.

Overall, replication slots are a powerful tool that can help improve the availability of your data. Make sure that you consider all of the factors when setting up replication slots, and be sure to test them before implementing them in production.

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