2020-08-06 17:05:43 +00:00
|
|
|
---
|
|
|
|
toc_priority: 8
|
|
|
|
toc_title: Квота
|
|
|
|
---
|
|
|
|
|
|
|
|
# CREATE QUOTA {#create-quota-statement}
|
|
|
|
|
|
|
|
Создает [квоту](../../../operations/access-rights.md#quotas-management), которая может быть присвоена пользователю или роли.
|
|
|
|
|
|
|
|
### Синтаксис {#create-quota-syntax}
|
|
|
|
|
|
|
|
``` sql
|
|
|
|
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'}]
|
2020-08-08 08:16:56 +00:00
|
|
|
[FOR [RANDOMIZED] INTERVAL number {SECOND | MINUTE | HOUR | DAY | WEEK | MONTH | QUARTER | YEAR}
|
2020-08-06 17:05:43 +00:00
|
|
|
{MAX { {QUERIES | ERRORS | RESULT ROWS | RESULT BYTES | READ ROWS | READ BYTES | EXECUTION TIME} = number } [,...] |
|
|
|
|
NO LIMITS | TRACKING ONLY} [,...]]
|
|
|
|
[TO {role [,...] | ALL | ALL EXCEPT role [,...]}]
|
|
|
|
```
|
|
|
|
|
|
|
|
### Пример {#create-quota-example}
|
|
|
|
|
|
|
|
Ограничить максимальное количество запросов для текущего пользователя до 123 запросов каждые 15 месяцев:
|
|
|
|
|
|
|
|
``` sql
|
|
|
|
CREATE QUOTA qA FOR INTERVAL 15 MONTH MAX QUERIES 123 TO CURRENT_USER
|
|
|
|
```
|
|
|
|
|
|
|
|
[Оригинальная статья](https://clickhouse.tech/docs/ru/sql-reference/statements/create/quota)
|
|
|
|
<!--hide-->
|