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DBISAM Version 4 Manual for RAD Studio 12 (Delphi Win32)
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TDBISAMFieldDef
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DefaultValue Property
DefaultValue Property
property DefaultValue: String
Usage
Use the DefaultValue property to access or define the default value for the field definition. The expression used for the default value must be a simple literal constant or one of the following SQL functions:
CURRENT_DATE
CURRENT_TIME
CURRENT_TIMESTAMP
CURRENT_GUID
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