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MySQL Tutorial

MySQL Introduction

In this Mysql tutorial you will learn how to build connection of Database. There are a large number of database management systems currently available, some commercial and some free. Mysql tutorial Some of them : Oracle, Microsoft Access, Mysql and PostgreSQL. These database systems are powerful, feature-rich software, capable of organizing and searching millions of records at very high speeds.

Understanding Databases, Records, and Primary Keys

Every Database is composed of one or more tables. These Tables, which structure data into rows and columns, Impose organization on the data. The records in a table(below) are not arranged in any particular order. To make it easy to identify a specific record,therefore, it becomes necessary

BookId BookName Price($)
1 The Shining 250
2 Shutter Island 300
3 The Overlook 180
4 Safe Harbour 200
5 Trunk Music 300

to add a unique identifying attribute to each record, such as a serial number or sequence code. In the preceding example, each record is identified by a unique "record ID" field; this field is referred to as the Primary key for the table.

Understanding Relationships and Foreign Keys (RDBMS)

You already know that a single database can hold multiple tables. In a Relational database management system(RDBMS), these tables can be linked to each other by one or more common fields, called foreign keys. These foreign keys make it possible to create one-to-one or one-to-many relationships between different tables, and combine data from multiple tables.

GenreId GenreName
1 Horror
2 Crime
3 Romance
AuthorID AuthorName
1 Stephen King
2 Danielle Steele
3 Dennies Lehane
4 Michael Connelly
5 Nora Roberts
BookId BookName GenerID AuthorID
1 The Shining 1 1
2 Shutter Island 2 3
3 The Overlook 1 1
4 Safe Harbour 1 4
5 Trunk Music 3 2
6 Sisters 3 2
7 Blodd Broters 1 4
8 Pet Sematary 3 5

What is Database administrator(DBA) ?

Database administrator is the super user of database, he has unrestricted rights and privileges to access database, grant permission to other database users.

What is Database user(DBU) ?

Database user is the person who uses the database in a restricted privileges, provided by database administrator.

Download MySQL Database

If you have installed PHP's WAMP or XAMPP server, then mysql database already exists. if you don't have then download mysql database from here Mysql

MySQL Tutorial Index

Sr.No. Topics
1 SQL Introduction
2 MySQL Constraints
3 MySQL Common Queries
4 PHP MySQL Connectivity
5 PHP Mysqli Database Connectivity
6 PHP MySQL Create Database
7 PHP Create MySQLi Database
8 PHP MySQL Insert
9 PHP MySQL Update
10 PHP MySQL Delete
11 PHP MySQL Select
12 Mysqli Fetch Array
13 Mysqli Fetch Assoc
14 Mysqli fetch row
15 Mysqli fetch object
16 MySQL Where Clause
17 MySQL Order By
18 Select Insert Update Delete in Php
19 How to create foreign key
20 MySQL auto increment
21 PHP MySQL Secure Registration Page
22 PHP MySQL Secure Login Page
23 MySQL Predefined Function
24 MySQL Joins
25 How to Export MySQL to CSV
26 How to import csv into mysql
27 How to edit radio button in PHP MySQL
28 PHP MySQL Pagination
29 Upload and Display Video in PHP
30 Building a bar chart
31 How to update Radio button, Checkbox and dropdown
32 Create Registration form PHP MySQL
33 How to insert data from textarea to database PHP

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