consistentRead
A Boolean value that determines the read consistency model during the scan:
If
ConsistentRead
isfalse
, then the data returned fromScan
might not contain the results from other recently completed write operations (PutItem
,UpdateItem
, orDeleteItem
).If
ConsistentRead
istrue
, then all of the write operations that completed before theScan
began are guaranteed to be contained in theScan
response.
The default setting for ConsistentRead
is false
.
The ConsistentRead
parameter is not supported on global secondary indexes. If you scan a global secondary index with ConsistentRead
set to true, you will receive a ValidationException
.