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toc_title: fusionar
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# fusionar {#merge}

`merge(db_name, 'tables_regexp')` – Creates a temporary Merge table. For more information, see the section “Table engines, Merge”.

La estructura de la tabla se toma de la primera tabla encontrada que coincide con la expresión regular.

[Artículo Original](https://clickhouse.tech/docs/en/query_language/table_functions/merge/) <!--hide-->