Category Archives: mySQL

MYSQL Data Types

In here I explain the types of MYSQL data types. There are many possible types of datas are available in php with which the PHP variable may be initialized. Similarly MYSQL support several datatypes. The database table contains multiple columns with attributes or with data types such as string or numbers or numberic. MYSQL provides… Read More »

Securing MySQL Server

Good Morning to all, The MySQL server is widely used in the open source world, whether it’s for the financial data of SMBs or mission-critical ERP system.. This is due to its great performance and compatibility. However, it is also plagued with security challenges, just like any open source database solutions. The MySQL architecture is… Read More »

What is a database? What is SQL?

What is a Database? A database is a collection of data or information. Databases make data management easy. Databases support manipulation and storage of data. The database can easily be managed, accessed and updated. The databases can be classified based on types of content: full-text, bibliographic, numeric, and images. What is a Database Management System… Read More »

Difference Between MySQL vs MySQLi in PHP

Hi all, There are too many differences between these MYSQL and MYSQLi PHP database extensions. These differences are based upon some factors like features, performance, benefits, library functions and others. The “i” in mysqli stands for “improved”. The “mysqli” extension is an improvement over the old “mysql” extension. MYSQLi MYSQL MySQLi extension added in PHP… Read More »

SQL HAVING Clause

Hi Guys, This SQL article explain how to use the SQL HAVING clause with example and syntax. Mainly the SQL HAVING clause is used in combination with the GROUP BY clause to restrict the groups of returned rows to only those whose the condition is TRUE. Syntax SELECT exp1, exp2, … expn, aggregate_function (aggregate_exp) FROM… Read More »