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Registriert seit: 24. Mai 2017
Ort: Wien, Österreich
1.178 Beiträge
Delphi 11 Alexandria
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AW: Tabellenfeld NOT NULL erkkennen
27. Mai 2021, 09:05
Required ist das was du brauchst:
Code:
TABSAdvFieldDef.Required
Indicates whether a value for the physical field in the underlying table is required.
property Required: Boolean;
Description
Use Required to find out if a field in a dataset must have a value. If Required is True, the field must have a value. If Required is False, the field can be left blank.
When adding field definitions to a dataset, set Required to specify whether blank values for the new field should be prohibited.
 https://www.componentace.com/help/ab...properties.htm
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https://www.componentace.com/help/ab...defs_items.htm
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https://www.componentace.com/help/ab...dvfielddef.htm
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https://www.componentace.com/help/ab...f_required.htm
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