/streamz help
Streamz Root:
Streamz ManuallySampledMetrics set:
Root name: <default> [(+) labels] [(+) collection] [(+) largest exported metrics]
Search:

Directory: /spanner/spandex

Query matched 0 metrics and 3 "subdirectories":
/spanner/spandex/pgcompat/ (2 metrics)
/spanner/spandex/pgcompat_internal/ (1 metrics)
/spanner/spandex/query_execution/ (3 metrics)