Connect to clickhouse-client clickhouse
Open interactive ClickHouse CLI session
clickhouse-client -h clickhouse -u default --password <pass> --database mydb
more clickhouse
all 17 commands →
Show databases
clickhouse-client -q 'SHOW DATABASES'
Show tables
clickhouse-client -q 'SHOW TABLES FROM mydb'
Table size
clickhouse-client -q "SELECT table, formatReadableSize(sum(bytes)) AS size FROM system.parts WHERE active AND database='mydb' GROUP BY table ORDER BY sum(bytes) DESC"
Running queries
clickhouse-client -q 'SELECT query_id, user, elapsed, query FROM system.processes ORDER BY elapsed DESC'
Kill query
clickhouse-client -q "KILL QUERY WHERE query_id='<id>'"