INTERVIEW QUESTIONS DATABASE SQL SERVER DETAILS

Question: Difference between a "where" clause and a "having" clause

Answer: WHERE clause is used to impose condition on SELECT statement as well as single row function and is used before GROUP BY clause where as HAVING clause is used to impose condition on GROUP Function and is used after GROUP BY clause in the query

WHERE clause is used to impose condition on SELECT statement as well as single row function and is used before GROUP BY clause where as HAVING clause is used to impose condition on GROUP Function and is used after GROUP BY clause in the query Source: CoolInterview.com

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