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change the TZAbstractRODataset.DoOnNewRecord (in ZAbstractRODataset.pas) for the using of TField.DefaultExpresson: ............... begin for I := 0 to Fields.Count - 1 do begin with Fields[I] do begin vStr := UpperCase(Trim(DefaultExpression)); if vStr <> '' then ................ In fact the Filed....

Yes I can do this. But is better that the default value to be set to a field and the customer can modify this value. It is an ellegant solution for sequences too. I found in ZDbcCachedResultSet.pas a method: CalculateRowDefaults. How can I use this to set fields values to default when a new record i...

Is it any solution to get default values for a field on new record ?
For a field that must be not null, the server default values is never used.

PS: I use zeos with postgres.
10x
Marius