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News from the CYBERTEC PostgreSQL-Blog
The mysterious “backend_flush_after” configuration setting
The above-mentioned PostgreSQL server configuration parameter was introduced already some time ago, in version 9.6, but has been flying under the radar so to say and had not caught my attention previously. Until I recently was pasted (not being on Twitter) a tweet from one of the Postgres core developers Andres Freund, that basically said […]
Implementing Autonomous Transactions in Postgres
Having recently witnessed quite an ingenious hack to implement some good old “println” style development debugging from stored procedures into a file, it prompted me to post knowledge to the Interwebs on two other ways how such a goal can be implemented more transparently. Also with help of some other good old legacy technology in […]
ICU collations against glibc 2.28 data corruption
As announced by the glibc mailing list and discussed by Daniel Vérité, version 2.28 of the GNU C library will ship with many changes to the collations. PostgreSQL uses the operating system’s collations by default. When this version hits your Linux operating system as part of a routine bugfix upgrade, and you don’t use […]