问题:
I try to combine a SELECT and an AVG query into one. My query is working but the AVG result is not shown as expected. Error is:
Undefined index
I thought I can c...
问题:
Good I have a form where I keep a property (house, hotel, etc.) but saving the form gives me the following error
SQLSTATE [42S22]: Column not found: 1054 Unknown column '...