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dev/reference/sql: add sql statements #1425

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a429f02
dev/reference/sql: add sql statements
TomShawn Jun 10, 2019
37d757e
dev/reference/sql: fix aliases in sql statements
TomShawn Jun 10, 2019
9885110
Merge branch 'add-sql-statements' of https://github.com/TomShawn/docs…
Jun 11, 2019
066793e
Merge branch 'add-sql-statements' of https://github.com/TomShawn/docs…
TomShawn Jun 11, 2019
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Merge branch 'TomShawn-add-sql-statements' of https://github.com/ping…
TomShawn Jun 11, 2019
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Apply suggestions from code review
TomShawn Jun 13, 2019
8ef8bf3
dev/reference/sql: improve wording
TomShawn Jun 13, 2019
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TomShawn Jun 14, 2019
4a454bb
dev/reference/sql: improve wording based on Calvin's suggestions
TomShawn Jun 14, 2019
071b458
Merge branch 'TomShawn-add-sql-statements' of https://github.com/ping…
TomShawn Jun 14, 2019
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Merge branch 'master' of https://github.com/TomShawn/docs-cn into Tom…
TomShawn Jun 14, 2019
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Merge branch 'master' of https://github.com/TomShawn/docs-cn into Tom…
TomShawn Jun 17, 2019
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dev/reference/sql: fix wording
TomShawn Jun 17, 2019
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dev/reference/sql: fix alias format
TomShawn Jun 17, 2019
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dev/reference/sql: address comments & fix format
TomShawn Jun 18, 2019
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Merge branch 'master' of https://github.com/TomShawn/docs-cn into Tom…
TomShawn Jun 19, 2019
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dev/reference/sql: add SELECT syntax description
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dev/reference/sql: fix links
TomShawn Jun 19, 2019
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Update dev/reference/sql/statements/begin.md
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dev/reference/sql: address comments & fix format
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TomShawn committed Jun 18, 2019
commit acef3f23887fb11ad094205fa9e489aa7ee71cba
4 changes: 2 additions & 2 deletions dev/reference/sql/statements/add-column.md
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Expand Up @@ -4,9 +4,9 @@ summary: TiDB 数据库中 ADD COLUMN 的使用概况。
category: reference
---

# ADD COLUMN
# ADD COLUMN

`ALTER TABLE.. ADD COLUMN` 语句用于在已有表中添加列。在 TiDB 中,`ADD COLUMN`为在线操作,不会阻塞表中的数据读写。
`ALTER TABLE.. ADD COLUMN` 语句用于在已有表中添加列。在 TiDB 中,`ADD COLUMN` 为在线操作,不会阻塞表中的数据读写。

## 语法图

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2 changes: 1 addition & 1 deletion dev/reference/sql/statements/add-index.md
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Expand Up @@ -77,4 +77,4 @@ mysql> EXPLAIN SELECT * FROM t1 WHERE c1 = 3;
* [RENAME INDEX](/dev/reference/sql/statements/rename-index.md)
* [ADD COLUMN](/dev/reference/sql/statements/add-column.md)
* [CREATE TABLE](/dev/reference/sql/statements/create-table.md)
* [EXPLAIN](/dev/reference/sql/statements/explain.md)
* [EXPLAIN](/dev/reference/sql/statements/explain.md)
2 changes: 1 addition & 1 deletion dev/reference/sql/statements/alter-user.md
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Expand Up @@ -6,7 +6,7 @@ category: reference

# ALTER USER

`ALTER USER` 语句用于更改 TiDB 权限系统内的已有用户。 MySQL 权限系统中,用户是用户名和用户名所连接主机的组合。因此,可创建一个用户 `'newuser2'@'192.168.1.1'`,使其只能通过 IP 地址 `192.168.1.1` 进行连接。拥有相同用户部分的两位用户,从不同主机登录时可能会拥有不同的权限
`ALTER USER` 语句用于更改 TiDB 权限系统内的已有用户。 MySQL 一样,在 TiDB 权限系统中,用户是用户名和用户名所连接主机的组合。因此,可创建一个用户 `'newuser2'@'192.168.1.1'`,使其只能通过 IP 地址 `192.168.1.1` 进行连接。相同的用户名从不同主机登录时可能会拥有不同的权限

## 语法图

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2 changes: 1 addition & 1 deletion dev/reference/sql/statements/create-user.md
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Expand Up @@ -6,7 +6,7 @@ category: reference

# CREATE USER

`CREATE USER` 语句用于创建带有指定密码的新用户。 MySQL 权限系统中,用户是用户名和用户名所连接主机的组合。因此,可创建一个用户 `'newuser2'@'192.168.1.1'`,使其只能通过 IP 地址 `192.168.1.1` 进行连接。拥有相同用户部分的两位用户,从不同主机登录时可能会拥有不同的权限
`CREATE USER` 语句用于创建带有指定密码的新用户。 MySQL 一样,在 TiDB 权限系统中,用户是用户名和用户名所连接主机的组合。因此,可创建一个用户 `'newuser2'@'192.168.1.1'`,使其只能通过 IP 地址 `192.168.1.1` 进行连接。相同的用户名从不同主机登录时可能会拥有不同的权限

## 语法图

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2 changes: 1 addition & 1 deletion dev/reference/sql/statements/deallocate.md
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Expand Up @@ -4,7 +4,7 @@ summary: TiDB 数据库中 DEALLOCATE 的使用概况。
category: reference
---

# DEALLOCATE
# DEALLOCATE

`DEALLOCATE` 语句用于为服务器端预处理语句提供 SQL 接口。

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2 changes: 1 addition & 1 deletion dev/reference/sql/statements/drop-column.md
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Expand Up @@ -6,7 +6,7 @@ category: reference

# DROP COLUMN

`DROP COLUMN` 语句用于从指定的表中删除列。在 TiDB 中,`COLUMN`为在线操作,不会阻塞表中的数据读写。
`DROP COLUMN` 语句用于从指定的表中删除列。在 TiDB 中,`COLUMN` 为在线操作,不会阻塞表中的数据读写。

## 语法图

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2 changes: 1 addition & 1 deletion dev/reference/sql/statements/drop-index.md
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Expand Up @@ -71,4 +71,4 @@ Query OK, 0 rows affected (0.30 sec)
* [SHOW INDEX](/dev/reference/sql/statements/show-index.md)
* [CREATE INDEX](/dev/reference/sql/statements/create-index.md)
* [ADD INDEX](/dev/reference/sql/statements/add-index.md)
* [RENAME INDEX](/dev/reference/sql/statements/rename-index.md)
* [RENAME INDEX](/dev/reference/sql/statements/rename-index.md)
2 changes: 1 addition & 1 deletion dev/reference/sql/statements/drop-user.md
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Expand Up @@ -65,7 +65,7 @@ ERROR 1141 (42000): There is no such grant defined for user 'newuser' on host '%

* 在 TiDB 中删除不存在的用户时,使用 `IF EXISTS` 可避免出现警告。[Issue #10196](https://github.com/pingcap/tidb/issues/10196)。

## See also
## 另请参阅

* [CREATE USER](/dev/reference/sql/statements/create-user.md)
* [ALTER USER](/dev/reference/sql/statements/alter-user.md)
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2 changes: 1 addition & 1 deletion dev/reference/sql/statements/show-create-user.md
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Expand Up @@ -46,4 +46,4 @@ mysql> SHOW GRANTS FOR 'root';

* [CREATE USER](/dev/reference/sql/statements/create-user.md)
* [SHOW GRANTS](/dev/reference/sql/statements/show-grants.md)
* [DROP USER](/dev/reference/sql/statements/drop-user.md)
* [DROP USER](/dev/reference/sql/statements/drop-user.md)