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Datenbanken
Logical decoding holds uncommitted transactions in memory until commit—and when they get too big, PostgreSQL spills them to disk.
max_active_replication_origins is a ten-year-old XXX comment that finally got paid off. It arrived in PostgreSQL 18, and it exists because the thing it controls had been borrowing another parameter’s number since 9.5. On 14 through 17, the…
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Starting with Percona XtraDB Cluster (PXC) 8.0, replication traffic encryption is enabled by default. That said, it’s common to find clusters running without TLS that suddenly need it: a new compliance requirement, an audit finding, a…