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A comment on In MySQL, use “utf8mb4” instead of “utf8” (2016). Parent comment

Re:In MySQL, use “utf8mb4” instead of “utf8” (2016) by isotopp on Friday January 14, 2022 @01:49PM (#29938458)
If, in a customer facing database, you have to table scan, you have already lost.

For data warehouses this is a different story, but god help you if you are table scanning in OLTP context.

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