Unit 'DB' Package
[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] [#fcl]

TBlobField.Clear

Clear the BLOB field's contents.

Declaration

Source position: db.pas line 1092

public procedure TBlobField.Clear; override;

Description

Clear overrides the TField implementation of TField.Clear. It creates and immediately releases an empty blob stream in write mode, effectively clearing the contents of the BLOB field.

See also

TField.Clear

  

Clear the field contents.

TField.IsNull

  

Is the field empty.


Documentation generated on: Jul 24 2023