[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'DB' (#fcl)

TDataSet.AutoCalcFields

How often should the value of calculated fields be calculated

Declaration

Source position: db.pas line 1740

public property TDataSet.AutoCalcFields : Boolean
  read FAutoCalcFields
  write FAutoCalcFields
  default True;

Description

AutoCalcFields is by default true, meaning that the values of calculated fields will be computed in the following cases:

When AutoCalcFields is False, then the calculated fields are called whenever

Both proper calculated fields and lookup fields are computed. Calculated fields are computed through the TDataset.OnCalcFields event.

See also

TField.FieldKind

  

The kind of field.

TDataset.OnCalcFields

  

Event triggered when values for calculated fields must be computed.


Documentation generated on: Jun 22 2020