CREATE QUOTA
Creates a quota that can be assigned to a user or a role.
Syntax:
CREATE QUOTA [IF NOT EXISTS | OR REPLACE] name [ON CLUSTER cluster_name]
[KEYED BY {'none' | 'user name' | 'ip address' | 'client key' | 'client key or user name' | 'client key or ip address'}]
[FOR [RANDOMIZED] INTERVAL number {SECOND | MINUTE | HOUR | DAY | WEEK | MONTH | QUARTER | YEAR}
{MAX { {QUERIES | ERRORS | RESULT ROWS | RESULT BYTES | READ ROWS | READ BYTES | EXECUTION TIME} = number } [,...] |
NO LIMITS | TRACKING ONLY} [,...]]
[TO {role [,...] | ALL | ALL EXCEPT role [,...]}]
ON CLUSTER
clause allows creating quotas on a cluster, see Distributed DDL.
Example
Limit the maximum number of queries for the current user with 123 queries in 15 months constraint:
CREATE QUOTA qA FOR INTERVAL 15 MONTH MAX QUERIES 123 TO CURRENT_USER
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