In the real time environment, what is the difference between vacuum and full vacuum in Azure Database for PostgreSQL flexible server? Also, is it possible to turn on Auto vacuum in the night? so that it can take
If the catalog is already bloated and performance suffers, running VACUUM FULL on the catalog tables is the solution. Taking a momentary lock and running the VACUUM FULL on catalog tables is the most practical method to eliminate the bloat. There are users who switched to UNLOGGED tables with ...
PostgresQL 8.4 beta will be out any day and 8.4 official release will hopefully not be too far behind. As we wait patiently for the official release,Robert Treat has summarized nicely all the new features you can expect in 8.4. PostgreSQL 8.4 is what I like to call an earth-shattering rel...
Learn all about PostgreSQL, the open-source, highly stable database system that provides support to different functions of SQL.
Prevent table bloat with VACUUM in PostgreSQL In this case a SELECT statement on the replica is running for a couple of minutes. In the meantime, a change is made on the primary (UPDATE, DELETE, etc.). This is still no problem. Remember: DELETE does not really delete the row - it si...
What's new in PostgreSQL 12? PostgreSQL 12 is a major milestone and a lot of infrastructure has made it into the core this time. This is especially important in the long run. In this chapter, you will be introduced to the most important developments in the PostgreSQL world. Let's get ...
Maintenance work mem: Some kinds of maintenance operations use this area. For example, VACUUM, if you’re not specifying autovacuum_work_mem. Temp buffers: It is used for store temporary tables. Shared Memory: It is allocated by the PostgreSQL server when it is started, and it is used by...
you’ll see some of these planner improvements. But with the volume of changes made in each PostgreSQL release, it’s not possible to provide enough detail about each and every change. So maybe you might need a bit more detail to know what the change is about—before yo...
It is interesting to note how, from inception, PostgreSQL has been geared towards handling large volumes of data, and has been evolving since then in that direction. With version 15, we introduced the MERGE command, which was being discussed for a couple of years in the community, and we ...
Azure Database for PostgreSQL Blog On one of the Postgres community chat forums, a friend asked me: “Is there a blog post that outlines all the work that is being done on Postgres at Microsoft? It’s hard to keep track these days.” ......