Property IfAbsent
IfAbsent
Gets or sets a value that determines whether to perform the Put
operation only if there is no existing row that matches the
primary key.
Declaration
public bool IfAbsent { get; set; }
Property Value
Type | Description |
---|---|
Boolean |
true to perform the Put operation only if there is no
existing row matching the primary key, otherwise false .
The default is false .
|
Remarks
This property is exclusive with IfPresent
and MatchVersion. If set to
true
,
those properties will be unset. You may also use
PutIfAbsentAsync(String, MapValue, PutOptions, CancellationToken) API instead of setting
this option.