SQL SELECT TOP Clause
SQL SELECT TOP clause is used to retrieve top N records or by percentage value from specified table(s) and limits the records by mentioned value in the query. If you want to fetch records in...
Author: Manzoor Siddiqui
Database Certification Path – SQL Server 2012
500viewsMicrosoft database certification is important for database users as it helps in getting more job calls and short-listing your biodata and it certifies that you have completed almost all the topics of particular curriculum and...
SQL MAX() Function
SQL MAX() function returns the largest value from the selected column. Syntax SELECT MAX(columnName) FROM TableName To understand MAX() function we will take example from [SalesPerson] table of AdventureWorks2012 database. Below is a selection...
SQL MIN() Function
SQL MIN() function returns the smallest value from the selected column. Syntax SELECT MIN(columnName) FROM TableName To understand MIN() function we will take example from [SalesPerson] table of AdventureWorks2012 database. We are selecting all rows...
SQL BETWEEN and NOT BETWEEN Operators
The SQL BETWEEN operator retrieves values within a specified range of SELECT, UPDATE, DELETE or INSERT commands and can be numbers, dates or text values. Here we will see examples for BETWEEN and NOT...
SQL AND & OR Operators
SQL AND operator is used to filter the records by combining two boolean expressions and returns true when both boolean expressions are true whereas SQL OR operator returns true value when either the first...
