DB.TUpdateMode
From RAD Studio VCL Reference
Contents |
Delphi Information
From DB.pas
TUpdateMode = { upWhereAll, upWhereChanged, upWhereKeyOnly };
Unit: DB
Type: enum
C++ Information
From DB.hpp
enum TUpdateMode{ upWhereAll, upWhereChanged, upWhereKeyOnly };
Unit: DB
Type: enum
Description
TUpdateMode indicates how to locate records so that they can be updated.
TUpdateMode is the type of the UpdateMode property. UpdateMode specifies how the records are located when the ApplyUpdates method is called. TUpdateMode includes the following values:
| Value | Meaning |
|---|---|
|
upWhereAll |
All columns (fields) are used to locate the record. |
|
upWhereChanged |
Only key field values and the original value of fields that have changed are used to find the record. |
|
upWhereKeyOnly |
Only key fields are used to find the record. |