Case statement in oracle with multiple conditions

The CASE expression evaluates a list of conditions and returns one of the multiple possible. 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.

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Moreover, using the CASE function , multiple conditions provided in separate SQL queries can be combined into one, thus avoiding multiple statements on the same table (example given below). It’s a part of the SQL syntax and is actually an “expression” or a “statement”. As mentione the Oracle CASE SQL statement allows you to perform an IF-THEN-ELSE check within a SELECT statement. How to return multiple values for THEN clause in an SQL CASE expression. I am using the case statement in the cursor WHERE condition something like the below.

WHEN condition_n THEN result_n ELSE result END Parameters or Arguments expression Optional. It is the value that you are comparing to the list of conditions.

Even in Oracle (and in fact in the SQL standard), CASE is an expression that returns a single value. Here is an example: CASE WHEN certv. IS NOT NULL THEN NULL WHEN cert. Value Match (Simple) CASE Statement.

Notice the statement is finished with the END CASE keywords rather than just the END keyword. They are control structures that conditionally call blocks of code. The case statement functions well currently and I drop it into the filter pane and select AVG and choose the correct number. This allows me to equally distribute the visualization across the axis.

If so, you can do what you want by: - Checking the variable. If it equals then: - Converting the values for assembly line. Case Statement in Where Condition. Can we place case statement in where condition. In the above statement if the deptcode parameter is null then it should display all the records of the table else if the deptcode is not null then it should display only that dept records.

I need to have seperate columns (or seperate rows) that contain the heading of the specific criteria and then the count for that criteria. Hi All, Can i give multiple conditons in one statement ? Actually in my SQL i have two.

I could not find any difference by looking at the syntax. Thanks for your excellent service to oracle community. I am eagerly waiting for your response. Oracle SQL allows you to add Boolean logic and branching using the decode and CASE clauses.

Other than what Trevor sai you could use Decode as well if you are using multiple case statements over a single column. Syntax: DECODE(COLUMN,INPOUTINPOUTDFLT) For e. If its any number other than or then ‘NA’. Return multiple rows from matching on multiple CASE matches ? Ask Question Asked years,.

CASE statement multiple conditions.