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Anonymous Asked in Cars &Transportation · 2 weeks ago

What does SQL case mean?

Contents
  1. How do you write a CASE statement in SQL?
  2. Is CASE important in SQL?
  3. Where does CASE statement go in SQL?
  4. Can we write or in CASE statement in SQL?
The SQL CASE Statement The CASE statement goes through conditions and returns a value when the first condition is met (like an if-then-else statement). So, once a condition is true, it will stop reading and return the result. If no conditions are true, it returns the value in the ELSE clause.


How do you write a CASE statement in SQL?

SQL Case Statement Syntax Then for a single condition you can write the keyword WHEN followed by the condition that has to be satisfied. After that comes the keyword THEN and the value for that condition, like WHEN <condition> THEN <stuff> . This can then be followed by other WHEN / THEN statements.

Is CASE important in SQL?

No. MySQL is not case sensitive, and neither is the SQL standard. It's just common practice to write the commands upper-case. Now, if you are talking about table/column names, then yes they are, but not the commands themselves.

Where does CASE statement go in SQL?

The CASE statement always goes in the SELECT clause.

Can we write or in CASE statement in SQL?

SQL Server CASE statement syntax The CASE statement has to be included inside the SELECT Statement. It starts with the CASE keyword followed by the WHEN keyword and then the CONDITION. The condition can be any valid SQL Server expression which returns a boolean value.

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