The EXISTS operator always evaluates to one of the integer values 0 and 1. I tried to get them via QSqlQuery::value(int index). But somehow this result is not related to a column. How do I get the return value of the EXISTS operator with QtSql?
The EXISTS operator always evaluates to one of the integer values 0 and 1. I tried to get them via QSqlQuery::value(int index). But somehow this result is not related to a column. How do I get the return value of the EXISTS operator with QtSql?
Aucun commentaire:
Enregistrer un commentaire