Can we use case in where clause in SQL?

Can we use WHERE clause in CASE?

Another way to use the Case Statement is within the WHERE clause. There, it may be utilized to alter the data fetched by a query based on a condition. Within that context, the Case Statement is ideally suited to both static queries, as well as dynamic ones, such as those that you would find inside a stored procedure.

Can you use CASE statement in WHERE clause MySQL?

Generally speaking, you can use the CASE expression anywhere that allows a valid expression e.g., SELECT , WHERE and ORDER BY clauses.

Can we use CASE statement in WHERE clause in Oracle?

Introduction to Oracle CASE expression You can use a CASE expression in any statement or clause that accepts a valid expression. For example, you can use the CASE expression in statements such as SELECT , UPDATE , or DELETE , and in clauses like SELECT , WHERE , HAVING , and ORDDER BY .

WHERE we Cannot use WHERE clause in SQL?

We cannot use the HAVING clause without SELECT statement whereas the WHERE clause can be used with SELECT, UPDATE, DELETE, etc. WE can use aggregate functions like sum, min, max, avg, etc with the HAVING clause but they can never be used with WHERE clause. HAVING clause is generally used with the GROUP BY.