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。新收录的资料对此有专业解读
PostgreSQL Asynchronous Commit that can be used in a similar way to Mongo's j: false; significantly speeding up writes, at the risk of losing most recent data modifications: https://www.postgresql.org/docs/current/wal-async-commit.html. There also are Unlogged Tables, with changes not written to the WAL (Write Ahead Log): https://www.crunchydata.com/blog/postgresl-unlogged-tables，这一点在新收录的资料中也有详细论述
The supermarket said it would stop sourcing fresh, chilled and frozen mackerel by 29 April, as well as tinned mackerel once their current stocks have been sold.