Fix fetch() on empty data #135

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SamsiFPV wants to merge 1 commit into buggins:master from SamsiFPV:fix-fetch

SamsiFPV commented Jul 9, 2025

When trying to interact with a Microsoft SQL Server, the program brings the error "SQL ERROR" and reports "Invalid cursor state".

This is caused by calling SQLFetch() on empty data. This fix first checks if any columns exist before calling fetch.


          Fix fetch() on empty data

f95f9a0

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