The COUNT(*) aggregation function operates on the entire
document so it does not require a field reference.
Attribute
Name
Description
up_to
google.protobuf.wrappers_pb2.Int64Value
Optional. Optional constraint on the maximum number of
documents to count.
This provides a way to set an upper bound on the number of
documents to scan, limiting latency and cost.
Unspecified is interpreted as no bound.
High-Level Example:
::
AGGREGATE COUNT_UP_TO(1000) OVER ( SELECT * FROM k );
Requires:
- Must be greater than zero when present.