data type

  1. G

    Resolved System.Data.OleDb.OleDbException: 'Data type mismatch in criteria expression.'

    I have an SQL query which was provided by one of the forum members which works fine.. I need to enhance this by making 2 literals which are part of the SQL query as variables. ' sqlSelect1 = "SELECT L_CALL, L_QSONR FROM LOGBOOK WHERE L_CALL = @callsign AND L_DATE=...