\membersection{wxDbTable::IsColNull}\label{wxdbtableiscolnull}
-\func{bool }{IsColNull}{\param{UWORD }{colNo}}
+\func{bool }{IsColNull}{\param{UWORD }{colNo}} const
Used primarily in the ODBC class library to determine if a column value is
set to "NULL". Works for all data types supported by the ODBC class library.