docs: add current_user() in function (#22496)

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Shuduo Sang 2023-08-21 14:31:38 +08:00 committed by GitHub
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4 changed files with 30 additions and 2 deletions

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@ -7,7 +7,7 @@ description: This document describes how to query data in TDengine.
## Syntax
```sql
SELECT {DATABASE() | CLIENT_VERSION() | SERVER_VERSION() | SERVER_STATUS() | NOW() | TODAY() | TIMEZONE()}
SELECT {DATABASE() | CLIENT_VERSION() | SERVER_VERSION() | SERVER_STATUS() | NOW() | TODAY() | TIMEZONE() | CURRENT_USER() | USER() }
SELECT [DISTINCT] select_list
from_clause
@ -300,6 +300,12 @@ SELECT TODAY();
SELECT TIMEZONE();
```
### Obtain Current User
```sql
SELECT CURRENT_USER();
```
## Regular Expression
### Syntax

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@ -1275,6 +1275,14 @@ SELECT SERVER_STATUS();
**Description**: The server status.
### CURRENT_USER
```sql
SELECT CURRENT_USER();
```
**Description**: get current user.
## Geometry Functions

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@ -7,7 +7,7 @@ description: 查询数据的详细语法
## 查询语法
```sql
SELECT {DATABASE() | CLIENT_VERSION() | SERVER_VERSION() | SERVER_STATUS() | NOW() | TODAY() | TIMEZONE()}
SELECT {DATABASE() | CLIENT_VERSION() | SERVER_VERSION() | SERVER_STATUS() | NOW() | TODAY() | TIMEZONE() | CURRENT_USER() | USER() }
SELECT [DISTINCT] select_list
from_clause
@ -300,6 +300,12 @@ SELECT TODAY();
SELECT TIMEZONE();
```
### 获取当前用户
```sql
SELECT CURRENT_USER();
```
## 正则表达式过滤
### 语法

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@ -1266,6 +1266,14 @@ SELECT SERVER_STATUS();
**说明**:检测服务端是否所有 dnode 都在线,如果是则返回成功,否则返回无法建立连接的错误。
### CURRENT_USER
```sql
SELECT CURRENT_USER();
```
**说明**:获取当前用户。
## Geometry 函数