2020-04-08 14:22:25 +00:00
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---
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machine_translated: true
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2020-05-15 04:34:54 +00:00
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machine_translated_rev: 72537a2d527c63c07aa5d2361a8829f3895cf2bd
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2020-04-08 14:22:25 +00:00
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toc_priority: 41
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toc_title: url
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---
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# url {#url}
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`url(URL, format, structure)` -返回从创建的表 `URL` 与给定
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`format` 和 `structure`.
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URL-HTTP或HTTPS服务器地址，它可以接受 `GET` 和/或 `POST` 请求。
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格式 - [格式](../../interfaces/formats.md#formats) 的数据。
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结构-表结构 `'UserID UInt64, Name String'` 格式。 确定列名称和类型。
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**示例**
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``` sql
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-- getting the first 3 lines of a table that contains columns of String and UInt32 type from HTTP-server which answers in CSV format.
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SELECT * FROM url('http://127.0.0.1:12345/', CSV, 'column1 String, column2 UInt32') LIMIT 3
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```
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[原始文章](https://clickhouse.tech/docs/en/query_language/table_functions/url/) <!--hide-->
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