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Date: 2024-10-18 01:01:29
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Since data comes from Amazon it can happen that it arrives in utf8mb4 instead of utf8. The first one can store 4 bytes, the other can hold max 3. This can cause the Replacement character. Characters like emojis or others can create trouble for utf8. In MySQL utf8 equals to utf8mb3.

More about this here: What is the difference between utf8mb4 and utf8 charsets in MySQL?

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Posted by: Szektor