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cd14f9ebcb
* 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
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machine_translated | machine_translated_rev | toc_folder_title | toc_priority | toc_title |
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true | 72537a2d52 |
Diccionario | 35 | Implantación |
Diccionario
Un diccionario es un mapeo (key -> attributes
) que es conveniente para varios tipos de listas de referencia.
ClickHouse admite funciones especiales para trabajar con diccionarios que se pueden usar en consultas. Es más fácil y más eficiente usar diccionarios con funciones que un JOIN
con tablas de referencia.
NULL los valores no se pueden almacenar en un diccionario.
Soporta ClickHouse:
- Diccionarios incorporados con una específica conjunto de funciones.
- Diccionarios complementarios (externos) con un conjunto de funciones.