SQL (Structured Query Language) – Expressions
An expression is a combination of one or more values, operators and SQL functions that evaluate to a value. These SQL EXPRESSIONs are like formulae …
SQL Tutorials
SQL (Structured Query Language) – Operators
What is an Operator in SQL? An operator is a reserved word or a character used primarily in an SQL statement’s WHERE clause to perform …
SQL (Structured Query Language) – Data Types
SQL Data Type is an attribute that specifies the type of data of any object. Each column, variable and expression has a related data type …
SQL(Structured Query Language) – Syntax
SQL is followed by a unique set of rules and guidelines called Syntax. This tutorial gives you a quick start with SQL by listing all …
SQL (Structured Query Language) – RDBMS Databases
There are many popular RDBMS available to work with. This tutorial gives a brief overview of some of the most popular RDBMS’s. This would help …
SQL (Structured Query Language) – RDBMS Concepts
What is RDBMS? RDBMS stands for Relational Database Management System. RDBMS is the basis for SQL, and for all modern database systems like MS SQL …
SQL (Structured Query Language) – Overview
SQL is a language to operate databases; it includes database creation, deletion, fetching rows, modifying rows, etc. SQL is an ANSI (American National Standards Institute) …
