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Home » Technical Support » DBISAM Technical Support » Product Manuals » DBISAM Version 4 Manual for RAD Studio XE7 (Delphi Win32) » Component Reference » TDataLossCause |
TDataLossCause = (dlUnknown,dlKeyViolation,dlValidityCheckFail, dlFieldDeletion,dlFieldConversion)
Element | Description |
dlFieldConversion | Indicates that the cause of the data loss is the inability of DBISAM to handle the conversion of a given field from one data type to another due to incompatible data types. The ContextInfo parameter of the OnDataLost event will indicate the field name for which the failure is occurring. |
dlFieldDeletion | Indicates that the cause of the data loss is the deletion of a field. The ContextInfo parameter of the OnDataLost event will indicate the field name that has been deleted. |
dlKeyViolation | Indicates that the cause of the data loss is a duplicate index key. The ContextInfo parameter of the OnDataLost event will indicate the index name for which the key violation is occurring. |
dlUnknown | Indicates that the cause of the data loss is unknown or undetermined by DBISAM. |
dlValidityCheckFail | Indicates that the cause of the data loss is a failure of a constraint for a given field. The ContextInfo parameter of the OnDataLost event will indicate the field name for which the failure is occurring. |
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