SQL Tutorial for Beginners, Data Definition Language, Data Manipulation Language, Data Control Language, and write SQL Queries & Subqueries. SQL (Structured Query Language) is a standard language for storing, manipulating, and retrieving data in databases. SQL was initially developed at IBM in the 1970s, It became a standard of the American National Standards Institute (ANSI) in 1986. SQL … Read more
SQL Step by Step Videos SQL Step by Step Videos, MS SQL Server Installation, Introduction to SQL Fundamentals, SQL Data Definition Language, SQL Data Manipulation Language, and SQL Data Control Language. SQL is used for Software developers to develop Databases. SQL is used for Software Testers to conduct Database Testing. SQL is used for Database … Read more
SQL Tutorial 2: SQL Overview SQL (Structured Query Language) is a standard language for accessing databases. All Relational Database Management Systems like MS Access, MS SQL Server, Oracle, Sybase, MySQL, DB2 use SQL as standard database language. ———————– i) SQL Environment Setup We can practice SQL Commands in any Database Management System, Install any Database … Read more
SQL Operators An operator is a reserved word or a character used primarily in an SQL statement’s WHERE clause to perform operation(s), such as comparisons and arithmetic operations. Operators are used to specify conditions in an SQL statement and to serve as conjunctions for multiple conditions in a statement. • Arithmetic operators • Comparison operators … Read more
SQL Data Types Selecting appropriate data types is one of the most important considerations when designing a SQL Server database. Choices you make in the database design phase may have a significant impact on the efficiency, performance and storage requirements of your database. SQL data type is an attribute that specifies type of data of … Read more