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 ...
Working With Strings in PHP
Computer programs usually work with some form of data. One of the most common forms of data used in PHP is a text character or an array of text characters. An array of text characters is called a string. 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 ...
What is an Entity Relationship Diagram?
Entity Relationship diagram is simply a graphical concept which shows the flow of information input and output. Entity relationship diagram has three main components, entity, attribute, and relationship. More ...
Program a Visual Basic MySQL Database
In my previous article we used MySQLGUI for executing SQL queries on our example database. In this article I show you how to program a simple MySQL database browser using Visual Basic. I assume that you already know how to program a simple Visual Basic .EXE project. More ...
Introduction to SQL (Structured Query Language)
IBM developed its relational database management system by creating a language initially named SEQUEL (Structured English Query Language). However IBM's legal department found a possible copyright issue with the name SEQUEL. So they decided to drop the vowels and call the language SQL. More ...
How to Connect to an Unresponsive SQL Server: Direct Admin Connection
When SQL Server stops responding but is still, the first impulse is to reboot SQL Server. This may stop the symptom, but will not tell you anything to help you prevent the cause. More ...
Learn SQL and Create a Database With Only Your Web Browser
WebSQL is an API built-in to Google's Chrome web browser that allows you to use JavaScript to create and manage SQL databases. It's mind-boggling to me that you can create and manage an SQL database with nothing more than your web browser. More ...
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 ...
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 ...
