grant.md

# 授权

管理员要给用户 fred 授权，允许他查询 emplyee 表，应用哪一条语句？

## 答案

```postgresql
grant select on table employee to fred;
```

## 选项

### 权限名错误

```postgresql
grant query on table employee to fred;```
```

### 权限名错误

```postgresql
grant read on table employee to fred;```
```

### 操作关键词错误

```postgresql
grant select on table employee of fred;```
```

### 操作错误

```postgresql
grant select on table employee.* of fred;```
```

### 权限过高

```postgresql
grant all on table employee to fred;```
```