SQL is a standard language for storing, manipulating and retrieving data in databases. Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, …

What is SQL? SQL stands for Structured Query Language SQL lets you access and manipulate databases SQL became a standard of the American National Standards Institute (ANSI) in 1986, and …

Each table is identified by a name (e.g. "Customers" or "Orders"), and contain records (rows) with data. In this tutorial we will use the well-known Northwind sample database (included in MS Access and …

SQL Database SQL Database tutorials can be found here: SQL Create DB SQL Drop DB SQL Backup DB SQL Create Table SQL Drop Table SQL Alter Table SQL Constraints SQL Not Null SQL Unique …

Learn MySQL MySQL is a widely used relational database management system (RDBMS). MySQL is free and open-source. MySQL is ideal for both small and large applications. Start learning MySQL …

Tip: Make sure you have admin privilege before dropping any database. Once a database is dropped, you can check it in the list of databases with the following SQL command: SHOW DATABASES;

The following SQL statement will insert a new record, but only insert data in the "CustomerName", "City", and "Country" columns (CustomerID will be updated automatically):

The Database.Open (name) method will connect to a database in two steps: First, it searches the application's App_Data folder for a database that matches the name parameter without the file-name …

RDBMS is the basis for all modern database systems such as MySQL, Microsoft SQL Server, Oracle, and Microsoft Access. RDBMS uses SQL queries to access the data in the database.

With PHP, you can connect to and manipulate databases. MySQL is the most popular database system used with PHP.