Home Sql Trigger Mysql Alter Rename Table
Questions:Ask|Latest

 
 

Share on Google+Share on Google+

Mysql Alter Rename Table

Advertisement
Mysql Alter Rename Table is used to redefine and rename the existing table.

Mysql Alter Rename Table

     

Mysql Alter Rename Table is used to redefine and rename the existing table.

Understand with Example

The Tutorial illustrate an example from 'Mysql Alter Rename Table'. To understand this example we create a table 'employees' with required field name and datatype respectively. The table 'employees' have a Empid as Primary Key. 

Query to create table:-

CREATE TABLE employees (               
            ->Empid int(10),  
            ->Empname varchar(60),
	     ->date date 
	     ->PRIMARY KEY(Empid)                    
           ->);

Query to insert data into Table named employees:

To insert a records or rows into a table 'employees' we use insert into statement that add the records value to table 'employees'.

mysql>insert into employees values(01,'Girish','2008-12-22');
Query OK, 1 row affected (0.02 sec)
mysql>insert into employee1 values(02,'Komal','2008-12-23');
Query OK, 1 row affected (0.02 sec)

Query to view data of  Table named employees:

To view the detail of table we use select query that return the records details from table 'employees'.

mysql> select * from employees;

Output:

+-------+---------+------------+
| empid | empname | date       |
+-------+---------+------------+
| 1     | Girish  | 2008-12-22 |
| 2     | Komal   | 2008-12-23 |
+-------+---------+------------+
2 rows in set (0.00 sec)

Query to rename table name:

The Query below is used to modify the definition of table 'employees' and rename keyword is used to change the existing name of table from  'employees' to 'employees1'. 

mysql> alter table employees rename as employees1;
Query OK, 0 rows affected (0.03 sec)

Query to view table data:

mysql> select * from employees;
ERROR 1146 (42S02): Table 'girish.employees' doesn't exist

Query to view table data:

mysql> select * from employees1;
+-------+---------+------------+
| empid | empname | date       |
+-------+---------+------------+
| 1     | Girish  | 2008-12-22 |
| 2     | Komal   | 2008-12-23 |
+-------+---------+------------+
2 rows in set (0.00 sec)
Advertisements

If you enjoyed this post then why not add us on Google+? Add us to your Circles



Liked it!  Share this Tutorial


Follow us on Twitter, or add us on Facebook or Google Plus to keep you updated with the recent trends of Java and other open source platforms.

Posted on: October 6, 2010

Related Tutorials

Ask Questions?    Discuss: Mysql Alter Rename Table  

Post your Comment


Your Name (*) :
Your Email :
Subject (*):
Your Comment (*):
  Reload Image
 
 
Comments
Ronald
March 22, 2012
UnitrfZzXdDM

well I wanted to know eehtir the application has to be used instead phpmyadmin but if we have phpmyadmin tools to CRUD why use this, personally my concern is phpmyadmin is the most easiest software I have ever had don't know about others, Well All I can say here, I do appreciate the author for developing such a nice and clean interface keep it up guys and million thanx for you to provide us an open source program.
DMCA.com