How can use multiple conditions in case statement in SQL?

How can use multiple conditions in case statement in SQL?

Here are 3 different ways to apply a case statement using SQL:

  1. (1) For a single condition: CASE WHEN condition_1 THEN result_1 ELSE result_2 END AS new_field_name.
  2. (2) For multiple conditions using AND: CASE WHEN condition_1 AND condition_2 THEN result_1 ELSE result_2 END AS new_field_name.

Can you have multiple conditions in a case statement?

Multiple conditions in CASE statement You can evaluate multiple conditions in the CASE statement.

Can CASE statement return multiple values?

Of course I can write the case condition multiple times, each time return one value.

Can you do multiple if statements in SQL?

We can specify multiple statements as well with SQL IF statement and BEGIN END blocks. In the following query, we want to print a message from two print statements once a condition is satisfied. Note: We should have an END statement with corresponding BEGIN block.

How do you use multiple values in a case statement?

SQL:2003 standard allows to define multiple values for simple case expression: SELECT CASE c. Number WHEN ‘1121231’,’31242323′ THEN 1 WHEN ‘234523’,’2342423′ THEN 2 END AS Test FROM tblClient c; It is optional feature: Comma-separated predicates in simple CASE expression“ (F263).

Can we write select statement in case?

CASE can be used in any statement or clause that allows a valid expression. For example, you can use CASE in statements such as SELECT, UPDATE, DELETE and SET, and in clauses such as select_list, IN, WHERE, ORDER BY, and HAVING.

Can you put a where clause in a case statement?

CASE STATEMENT IN WHERE CLAUSE: We can use a case statement in Where, Order by and Group by clause. In the Customer table, I have displayed the First Name is Ram or the Last Name is Sharma’s salary. So, by using a CASE statement with the where condition displays the result.

Can we use subquery in case?

Msg 512, Level 16, State 1, Line 1 Subquery returned more than 1 value. This is not permitted when the subquery follows =, != , <, <= , >, >= or when the subquery is used as an expression.

What keyword can you add to both continue and exit?

The if statement can be used with both Continue and Exit functions. In computer programming languages such as C or python or other, we use these statement in conditional sense that if a certain condition is reached, then we need to exit the loop or simple continue to next loop.

How do I do an IF THEN statement in SQL?

Syntax. IF (a <= 20) THEN c:= c+1; END IF; If the Boolean expression condition evaluates to true, then the block of code inside the if statement will be executed. If the Boolean expression evaluates to false, then the first set of code after the end of the if statement (after the closing end if) will be executed.

Can you use a select statement in a case statement?

The case statement in SQL returns a value on a specified condition. We can use a Case statement in select queries along with Where, Order By, and Group By clause.

How do you CASE a select statement?

Case Statement with Order by clause

  1. Select EmployeeName,Gender,Salary.
  2. from Employee.
  3. ORDER BY CASE Gender.
  4. WHEN ‘F’ THEN Salary End DESC,
  5. Case WHEN Gender=’M’ THEN Salary.
  6. END.

Previous post ¿Cuánto vale el euro blue?
Next post Where was the Japanese Grand Prix held in 2013?