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SQL (Structured Query Language)

Common Features of NoSQL
Four core features of NoSQL apply to most NoSQL databases: a schema isn't required, no relationships between records, cheap off-the-shelf servers can be used, database can be distributed accoss servers. More ...

Working With Numbers in PHP
One of the most important things to consider in using arithmetic operators is operator precedence, that is, the order in which the operations are performed. More ...

Build Relational Databases in Seven Steps
Many web applications revolve around a relational database. So to create a good application design, you should always create a good database design. Database design is a step-by-step process. More ...

PHP and MySQL for Dynamic Web Sites: Visual QuickPro Guide
This book teaches how to develop dynamic Web sites with PHP and MySQL. The information is presented in a step-by-step approach. The focus is on real-world, practical examples. More ...

Introduction to Variables in PHP
Computer programs usually work with some form of data. This article is an introduction to variables in PHP. More ...

Language Integrated Queries (LINQ) and Visual Basic
LINQ is a better version of SQL - it is a part of ADO.NET and is integrated with VB.NET. LINQ now has the long missing option of using Visual Basic functionality in the data selection process. More ...

Entity-Relationship Diagrams
An entity-relationship (ER) model represents the structure of a database, where data equates to entities (or objects) that are linked by relationships expressing dependencies and requirements. More ...

The Entity-Relationship Model
After you have a data model that meets the organizations business requirements, the easiest way to transform that model into a relational database is to first transform that model into an entity-relationship model. More ...

Gettting Started With MySQL Database
MySQL is a powerful relational database management system. The fact that MySQL is used by many major organizations such as Yahoo, NASA and the U.S. Census Bureau proves that it can outperform the big name database management systems. More ...

SQL 2012 Data Tools
Data Tools (SSDT) is a tool set designed for use by Microsoft with SQL Server and SQL Azure to facilitate database design. Features include business intelligence (BI) tools, rapid data discovery, and data warehousing, among others. More ...


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