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When MongoDB receives a query, it performs the following steps: Evaluate the available indexes that could be used. Generate and test multiple execution plans using candidate indexes. Measure their performance during a trial phase. Select…
I have just completed the first draft of the Postgres 19 release notes. It includes little developer community feedback and still needs more XML markup and links. This year I have created a wiki page explaining the process I use. The…
On 3rd of April 2026, Daniel Gustafsson committed patch: Online enabling and disabling of data checksums This allows data checksums to be enabled, or disabled, in a running cluster without restricting access to the cluster during…
Xata core is now available as open source under the Apache 2 license. It adds copy-on-write branching, scale-to-zero compute to Postgres.