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The buffers article followed an 8KB page from disk into shared memory and back. What it didn't do is name the file. Every page that passes through the buffer pool is block number N of some file under the data directory, and the file has a…
Valkey is a growing project, launched as a fork of Redis over two years ago, supported by twelve maintainers and nine committee members from various companies. Recent developments include enhanced throughput, improved cluster…
Many readers will be aware that an unusually high number of features have been reverted from the PostgreSQL 19 branch after the beta period began. Having some reverts is not unusual, maybe one per cycle could be expected. But this time…
Tom Lane deleted `array_nulls` in PostgreSQL 20, but `pg_dump` never set it, so restores into databases with it disabled silently corrupt text arrays. (I consult on PostgreSQL through PGX Inc..)