45.将titles_test表名修改为titles_2017.md · viva302/数据库SQL实战

# 将titles_test表名修改为titles_2017

## 题目描述

将titles_test表名修改为titles_2017。

``` mysql
CREATE TABLE IF NOT EXISTS titles_test (
id int(11) not null primary key,
emp_no int(11) NOT NULL,
title varchar(50) NOT NULL,
from_date date NOT NULL,
to_date date DEFAULT NULL);

insert into titles_test values ('1', '10001', 'Senior Engineer', '1986-06-26', '9999-01-01'),
('2', '10002', 'Staff', '1996-08-03', '9999-01-01'),
('3', '10003', 'Senior Engineer', '1995-12-03', '9999-01-01'),
('4', '10004', 'Senior Engineer', '1995-12-03', '9999-01-01'),
('5', '10001', 'Senior Engineer', '1986-06-26', '9999-01-01'),
('6', '10002', 'Staff', '1996-08-03', '9999-01-01'),
('7', '10003', 'Senior Engineer', '1995-12-03', '9999-01-01');
```

## 答案

``` sqlite
alter table titles_test rename to titles_2017
```

## 题解

MySQL语法：

``` mysql
alter table titles_test rename titles_2017
```

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