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SQL AVG Function

The AVG() function in SQL Server is part of the aggregate function. We use this function to calculate the average value of a various records.This function ignores NULL values. The SQL AVG() function is used with the SQL SELECT statement. Syntax SELECT AVG(columnname) FROM tablename WHERE condition; Example Let’s take a example table PRODUCTS with some…

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SQL COUNT Function

The SQL COUNT function is used to calculate the number of rows returned in the SELECT statement. The SQL COUNT function is used with the SQL SELECT statement. Syntax SELECT COUNT(column_name) FROM table_name [WHERE conditions]; Example Let’s take a example table PRODUCTS with some…

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