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30 lines
1.3 KiB
Markdown
30 lines
1.3 KiB
Markdown
---
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toc_priority: 8
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toc_title: Квота
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---
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# CREATE QUOTA {#create-quota-statement}
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Создает [квоту](../../../operations/access-rights.md#quotas-management), которая может быть присвоена пользователю или роли.
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### Синтаксис {#create-quota-syntax}
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``` sql
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CREATE QUOTA [IF NOT EXISTS | OR REPLACE] name [ON CLUSTER cluster_name]
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[KEYED BY {'none' | 'user name' | 'ip address' | 'client key' | 'client key or user name' | 'client key or ip address'}]
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[FOR [RANDOMIZED] INTERVAL number {SECOND | MINUTE | HOUR | DAY | WEEK | MONTH | QUARTER | YEAR}
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{MAX { {QUERIES | ERRORS | RESULT ROWS | RESULT BYTES | READ ROWS | READ BYTES | EXECUTION TIME} = number } [,...] |
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NO LIMITS | TRACKING ONLY} [,...]]
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[TO {role [,...] | ALL | ALL EXCEPT role [,...]}]
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```
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### Пример {#create-quota-example}
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Ограничить максимальное количество запросов для текущего пользователя до 123 запросов каждые 15 месяцев:
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``` sql
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CREATE QUOTA qA FOR INTERVAL 15 MONTH MAX QUERIES 123 TO CURRENT_USER
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```
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[Оригинальная статья](https://clickhouse.tech/docs/ru/sql-reference/statements/create/quota)
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