MySQL

Introduction Of MySQL

Start with MySQL Server

Syntax In MySQL

Select In MySQL

Distinct In MySQL

Where In MySQL

And & Or In MySQL

Order By In MySQL

Insert Into In MySQL

Update In MySQL

Delete In MySQL

Injection In MySQL

Select Limit In MySQL

Like In MySQL

Wildcards In MySQL

Aliases In MySQL

Joins In MySQL

Inner Join In MySQL

Left Join In MySQL

Right Join In MySQL

Union In MySQL

Create DB In MySQL

Create Table In MySQL

DataTypes In MySQL

Normalization

Functions In MySQL

Keys & Level of Abstraction

Codd's Twelve Rules

MySQL subjective question

MySQL Interview question

MySQL Objective question

MySQL FAQS

RDMS FAQS

Oracle Interview Questions

They are the chararcters which provides a easiy way to search any pattern or string in the specified column. Wildcards can be use within two functions only, they are

1. Like
2. Rlike

The Like is already discussed in the previous page or you can click on this link

Rlike

It performs some category , whose description is given below in the below table

Syntax

SELECT * 
FROM tablename 
WHERE Clause 
RLIKE 'type_define';

The '^' defines the starting of the string followed by the character ' s ' define and display all the result.

Example

SELECT *
FROM studinfo 
WHERE lname
RLIKE '^s' ;

The '$' defines the ending of the string followed by the character ' a ' define and display all the result.

Example

SELECT *
FROM studinfo 
WHERE lname
RLIKE 'a$' ;

The '|' defines the OR type in the string and display all the result.

Example

SELECT *
FROM studinfo 
WHERE lname
RLIKE 'sharma|saxena' ;