FDO API Reference
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FdoISQLDataReader
Close
GetBoolean
GetByte
GetColumnCount
GetColumnName
GetColumnType
GetDateTime
GetDouble
GetGeometry
GetInt16
GetInt32
GetInt64
GetLOB
GetLOBStreamReader
GetPropertyType
GetSingle
GetString
IsNull
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virtual FDO_API bool FdoISQLDataReader::IsNull
(
FdoString
*
columnName
)
[pure virtual]
Returns true if the value of the specified column is null.
Parameters:
columnName
Input the column name.
Returns:
Returns true if the value is null.
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