Firebird ADO.NET Provider SDK Documentation - v1.7

FbDataReader.Close Method 

Closes the FbDataReader object.

[Visual Basic]
NotOverridable Public Sub Close() _
    Implements IDataReader.Close
[C#]
public void Close();

Implements

IDataReader.Close

Remarks

You must explicitly call the Close method when you are using the FbDataReader to use the associated FbConnection for any other purpose.

The Close method fills in the values for output parameters, return values, increasing the amount of time it takes to close a FbDataReader.

See Also

FbDataReader Class | FirebirdSql.Data.Firebird Namespace