PostgreSQL 16 advances query parallelism

PostgreSQL 16, the next major update of the open source relational database, has arrived in a beta release, highlighted by enhancements in query execution, logical replication, developer experience, and security.

PostgreSQL 16 Beta 1 was published on May 25. The new release improves query execution with more query parallelism, allowing parallel execution of FULL and RIGHT joins and parallel execution of the string_agg and array_agg aggregate functions. PostgreSQL 16 can use incremental sorts in SELECT DISTINCT queries, and improves performance of concurrent bulk loading of data using COPY by as much as 300%, the PostgreSQL Development Group said.

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Author: . [Source Link (*), InfoWorld]

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