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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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1.5 KiB
| machine_translated | machine_translated_rev | toc_priority | toc_title |
|---|---|---|---|
| true | 72537a2d52 |
20 | MySQL接口 |
MySQL接口
ClickHouse支持MySQL线协议。 它可以通过启用 mysql_port 在配置文件中设置:
<mysql_port>9004</mysql_port>
使用命令行工具连接的示例 mysql:
$ mysql --protocol tcp -u default -P 9004
如果连接成功，则输出:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 4
Server version: 20.2.1.1-ClickHouse
Copyright (c) 2000, 2019, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql>
为了与所有MySQL客户端兼容，建议使用以下命令指定用户密码 双SHA1 在配置文件中。 如果使用用户密码指定 SHA256，一些客户端将无法进行身份验证（mysqljs和旧版本的命令行工具mysql）。
限制:
-
不支持准备好的查询
-
某些数据类型以字符串形式发送