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 […]
View Access Logging - Fix it in PostgreSQL
How to fix the view access logging in an established database. Find out how Kirk Wolak renamed and tracked all the views in his Postgres DB.
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 […]
ERROR: invalid byte sequence - Fix bad encoding in PostgreSQL
by
Laurenz Albe |
05.2023(Inscription seen on a T-shirt) It's annoying to get error messages caused by encoding problems. But it is more annoying […]
When talking to customers, sometimes I get the question: How should PostgreSQL installations deal with huge pages and large memory […]
PostgreSQL ALTER DEFAULT PRIVILEGES - permissions explained
by
Laurenz Albe |
05.2023 Many people have heard that ALTER DEFAULT PRIVILEGES makes it easy to allow other users access to tables. But […]
Different from many other database systems, PostgreSQL does not support query hints. That makes it difficult to force the […]
Docker and sudden death for PostgreSQL
by
Laurenz Albe |
05.2023 This is a short war story from a customer problem. It serves as a warning that there are special […]
Parallel aggregate - PostgreSQL 16 - better performance
What is a parallel aggregate? In PostgreSQL, a parallel aggregate refers to a way of processing aggregate functions (such as […]
New old "debug_parallel_query" setting in PostgreSQL 16
Naming variables Why will force_parallel_mode - the runtime option be renamed to debug_parallel_query in PostgreSQL 16? Proper variable and function […]
