Bases de donnéesPlanet PostgreSQLAnglais (fort signal lorsque le volume local est faible)
Bases de données
You run SELECT * FROM orders in one psql session and see 50 million rows. A colleague in another session runs the same query at the same moment and sees 49,999,999. Neither of you is wrong, and neither is seeing stale data. You are both…
Lakehouse architectures enable multiple engines to operate on shared data using open table formats such as Apache Iceberg. However, differences in SQL identifier resolution and catalog naming rules create interoperability failures. This…
Jepsen’s analysis of MySQL 8.0.34 walked through a set of concurrency and isolation anomalies in InnoDB. MariaDB, which inherits the same codebase, took the report seriously and shipped a response: a new server variable called…
Postgres table partitioning is one of those features that feels like a superpower right up until it isn't. Just define a partition key, carve up data into manageable chunks, and everything hums along beautifully. And what's not to love?…