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#concurrency

1 entry tagged #concurrency

  • Two Writes, One Row: Who Wins?

    Post · Sep 26, 2026

    Two requests read the same row, both do their maths, both write back. One of them silently disappears. How the system should resolve that isn't one answer: it depends on whether the write is a delta, a quick piece of logic, or a human edit made minutes after the read.