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Mysql Left 
 

Mysql Left is used to return the left string from the character specified in column of the table.

 

Mysql Left

                         

Mysql Left is used to return the left string from the character specified in column of the table.

Understand with Example

The Tutorial illustrate an example from 'Mysql Left'.To understand the example we create a table 'employee1' with required fieldname and datatypes respectively.

 

 

 

 

Query to Create Table named employee1:

mysql>CREATE TABLE employee1 (              
         ->    Empid int(10),         
         ->    Empname varchar(60),   
         ->    date date 
         ->  );

Query to insert data into Table named employee1:

The insert into add the records or rows into a Table 'employee1' 

mysql>insert into employee1 values(01,'Girish','2008-12-20');
Query OK, 1 row affected (0.02 sec)
mysql>insert into employee1 values(02,'Komal','2008-12-21');
Query OK, 1 row affected (0.02 sec)
mysql>insert into employee1 values(03,'vineet','2008-12-21');
Query OK, 1 row affected (0.02 sec)
mysql>insert into employee1 values(04,'Amit','2008-12-20');
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)
mysql>insert into employee1 values(02,'Sandeep','2008-12-24');
Query OK, 1 row affected (0.02 sec)
mysql>insert into employee1 values(02,'suman','2008-12-25');
Query OK, 1 row affected (0.02 sec)
mysql>insert into employee1 values(01,'AAA',' 2008-12-03');
Query OK, 1 row affected (0.02 sec)

Query to view data of  Table named employee1:

mysql> select * from employee1;

Output:

+-------+---------+------------+
| Empid | Name    | DOB        |
+-------+---------+------------+
| 1     | Girish  | 2008-12-20 |
| 2     | Komal   | 2008-12-21 |
| 3     | vineet  | 2008-12-21 |
| 4     | Amit    | 2008-12-20 |
| 2     | Komal   | 2008-12-23 |
| 2     | Sandeep | 2008-12-24 |
| 2     | suman   | 2008-12-25 |
| 1     | AAA     | 2008-12-03 |
+-------+---------+------------+
8 rows in set (0.00 sec)

Query to view data of  Table named employee1 using Left:

The Query return the left string from the character and '6' return the  length of the left string upto which the string is displayed.

mysql> SELECT left ('GirishTewari',6)as LeftString;

Output:-

+------------+
| LeftString |
+------------+
| Girish     |
+------------+
1 row in set (0.00 sec)

                         

» View all related tutorials
Related Tags: sql mysql c string oop com function fun io sed char padding length oo character if unc cte add nat

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