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Functions SQL Aggregate Functions COUNT(), AVG(), SUM() SQL
Functions SQL Aggregate Functions | COUNT(), AVG(), SUM() In SQL Server, SQL aggregate functions are inbuilt functions that are used for performing various operations in data.
2026-07-12 -
SQL Group By Clause
SQL Group By Clause. Group by clause is used to group the results of a SELECT query based on one or more columns. It is also used with SQL functions to group the result from one or more tables.
2026-07-12 -
SQL ALTER TABLE Statement
SQL ALTER TABLE statement is used to modify the table structure, you can modify column(s), add column(s), drop column(s) or work on constraints. Here we will use tbl_employee table for practice.
2026-07-12 -
Where condition in SQL server
where condition in SQL server- The SQL WHERE Clause The WHERE condition is used to filter records. The WHERE condition is used to extract only those records that fulfill a specified condition.
2026-07-12 -
SELECT DISTINCT Examples in SQL Server
SELECT DISTINCT Examples in SQL Server
2026-07-12 -
Currency format in SQL Server
Currency format in SQL Server- you will learn how to use currency format in sql server?. When working with currency formats, there are many different formats used around the world.
2026-07-12 -
Concatenating int and nvarchar column in sql
Concatenating int and nvarchar column in sql
2026-07-12 -
SQL query to find second highest salary
SQL query to find second highest salary
2026-07-12 -
How to execute SQL script file using c#
How to execute SQL script file using c#
2026-07-12