Learn how to create PostgreSQL clusters using the Kubernetes custom resource definitions (CRDs) provided by the PostgreSQL Operator.
Just upgrade and take advantage of performance improvements in PostgreSQL 12.
The raster functionality in PostGIS has been part of the main extension since it was introduced. When PostGIS 3 is released, if you want raster functionality you will need to install both the core postgis extension, and also the postgis_raster extension.
Version 2.28 (release notes) of the GNU C library introduces many changes to the collations it provides. Collations determine how strings are compared and by default, PostgreSQL uses the operating system’s collations which on Linux means glibC. When your operating system updates to this version of glibc and you aren't using the “C” or “POSIX” collation, you may encounter some differently ordered indexes. This unexpected change in the order of indexes will lead to incorrectly ordered query results and possible data corruption. Currently, the following distributions are affected:
Learn how to set up PostgreSQL certificate-based authentication with a simple Docker container recipe.
Learn how to deploy PostgreSQL clusters on Kubernetes with Rook Ceph Storage powered by the Crunchy PostgreSQL Operator
CVE-2018-1058 discusses how a PostgreSQL user can create trojans with unexpected results. Learn how to prevent this along with other security concepts.
Explore how the PostgreSQL extension crunchy_check_access helps you to understand default PostgreSQL security settings and how it impacts your users.