User Defined Functions in MySQL are a powerful way of adding functionality to your favourite database engine, but there are few examples of these DLLs built in Delphi, only C++.

Here is a translation of the needed headers for writing a UDF in Delphi, along with an example of a Levenshtein String Distance UDF. I hope that you find this useful.

View the MySQL UDF documentation from the MySQL manual

Download the Delphi MySQL UDF package here:

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37.86 KB MySQL UDF Delphi translations and Levenshtein example DLL
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