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* split up select.md * array-join.md basic refactoring * distinct.md basic refactoring * format.md basic refactoring * from.md basic refactoring * group-by.md basic refactoring * having.md basic refactoring * additional index.md refactoring * into-outfile.md basic refactoring * join.md basic refactoring * limit.md basic refactoring * limit-by.md basic refactoring * order-by.md basic refactoring * prewhere.md basic refactoring * adjust operators/index.md links * adjust sample.md links * adjust more links * adjust operatots links * fix some links * adjust aggregate function article titles * basic refactor of remaining select clauses * absolute paths in make_links.sh * run make_links.sh * remove old select.md locations * translate docs/es * translate docs/fr * translate docs/fa * remove old operators.md location * change operators.md links * adjust links in docs/es * adjust links in docs/es * minor texts adjustments * wip * update machine translations to use new links * fix changelog * es build fixes * get rid of some select.md links * temporary adjust ru links * temporary adjust more ru links * improve curly brace handling * adjust ru as well * fa build fix * ru link fixes * zh link fixes * temporary disable part of anchor checks
19 lines
651 B
Markdown
19 lines
651 B
Markdown
---
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machine_translated: true
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machine_translated_rev: 72537a2d527c63c07aa5d2361a8829f3895cf2bd
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toc_priority: 31
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toc_title: Perezoso
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---
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# Perezoso {#lazy}
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Mantiene las tablas en RAM solamente `expiration_time_in_seconds` segundos después del último acceso. Solo se puede usar con tablas \*Log.
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Está optimizado para almacenar muchas tablas pequeñas \* Log, para las cuales hay un largo intervalo de tiempo entre los accesos.
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## Creación de una base de datos {#creating-a-database}
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CREATE DATABASE testlazy ENGINE = Lazy(expiration_time_in_seconds);
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[Artículo Original](https://clickhouse.tech/docs/en/database_engines/lazy/) <!--hide-->
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