How ClickHouse Cloud serves queries
Pause
FOR CONTEXT
How query-ready data enables fast answers
Fresh-data path
Newly
written
Fresh
data
continuously
Query-ready data
Ordered
raw data
Ordered pre-
aggregated
Query engine
Query
compute
Fast
answers
continuously
Drill-downs
Interactive aggs
ClickHouse Cloud
Fresh-data path
Ingest
service
2 nodes
2 CPUs / 8 GiB each
NBBO
quotes
1M rows/s
MergeTree table
Ordered
raw data
Incremental MV
Ordered pre-
aggregated
Read service
1 node
16 CPUs / 64 GiB
Always in sync
Prune
ordered data
Read current
pre-aggs
Query
results