Sometimes the array keys of the results of odbc_columns() can be in lower case, instead of upper case (eg 'column_name' instead of 'COLUMN_NAME'). This can vary depending on which ODBC driver you are connecting to.
Sometimes the array keys of the results of odbc_columns() can be in lower case, instead of upper case (eg 'column_name' instead of 'COLUMN_NAME'). This can vary depending on which ODBC driver you are connecting to.