Monitoring Performance for PostgreSQL with Citus
Monitoring PostgreSQL with Citus: how to leverage monitoring to optimize PostgreSQL + Citus distributed database performance.
Monitoring PostgreSQL replication
How to monitor replication lag in PostgreSQL? What is replication lag? And how to best go about monitoring PostgreSQL replication in general?
Citus: Sharding your first table
Here’s how to shard a table from scratch with Citus. Scale PostgreSQL DBs using a sharding approach. How to run a Citus Docker container.
Indexing "LIKE" in PostgreSQL and Oracle
by
Laurenz Albe |
08.2023© Laurenz Albe 2023 Unless you use the binary collation, creating a b-tree index to support a LIKE condition in […]
Bulk load performance in PostgreSQL
by
Laurenz Albe |
08.2023 There are several techniques to bulk load data into PostgreSQL. I decided to compare their performance in a simple […]
Killing performance with PostgreSQL partitioning
Partitioning is not without risk. It might help to handle large quantities of data, but it can also have downsides - learn how to it.
Reproducible builds: a PostgreSQL query optimization example
This post shows how to optimize a slow query that came out of the Reproducible Builds project. The Reproducible Builds […]
Subqueries and performance in PostgreSQL
by
Laurenz Albe |
07.2023 SQL allows you to use subqueries almost anywhere where you could have a table or column name. All you […]
Unexpected downsides of UUID keys in PostgreSQL
There are various compelling reasons to use universally unique identifiers (UUID) as primary keys. Two examples are: To be able […]
Use HOT, so CLUSTER won't rot in PostgreSQL
by
Laurenz Albe |
06.2023CLUSTER is sometimes the last resort to squeeze performance out of an index scan. Normally, you have to repeat CLUSTER […]
