Alibaba Cloud Developer
Feb 25, 2025 · Databases
Why Does SELECT `*` Fail in MySQL? Uncovering a Hidden Bug Fixed in 5.7.31
An in‑depth investigation reveals why MySQL versions prior to 5.7.31 incorrectly treat back‑ticked asterisks as column names, causing “Unknown column ‘*’” errors, and shows how systematic testing and version‑specific patches resolved the issue for DBAs and developers.
Database BugDebuggingSQL
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