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TCustomDADataSet.SQLLock Property |
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TCustomDADataSet.SQLLock Property |
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Used to specify a SQL statement that will be used to perform a record lock.
property SQLLock: TStrings;
Use the SQLLock property to specify a SQL statement that will be used to perform a record lock. Statements can be parameterized queries. Names of the parameters should be the same as field names. The parameters prefixed with OLD_ allow to use current values of fields prior to the actual operation.
To create a SQLLock statement at design-time, the use query statement editor.