SQL CASE provides the author of the query with the ability to perform conditional logic in their SQL queries for SELECT, INSERT, UPDATE, DELETE. It is also possible to use it with SET, IN, HAVING, ORDER BY and WHERE. It comes in two formats:

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The CASE statement chooses from a sequence of conditions, and executes a corresponding statement. The CASE statement evaluates a single expression and compares it against several potential values, or evaluates multiple Boolean expressions and chooses the first one that is TRUE. Oracle PL/SQL: CASE Statement with Examples What is CASE Statement? A CASE statement is similar to IF-THEN-ELSIF statement that selects one alternative based on the condition from the available options.

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CASE is flexible, tunable, fast, and compatible with CASE found in other computer languages. PL/SQL CASE statement vs. CASE expression. PL/SQL also has CASE expression which is similar to the CASE statement. A CASE expression evaluates a list of conditions and returns one of multiple possible result expressions. The result of a CASE expression is a single value whereas the result of a CASE statement is the execution of a sequence of I am on Oracle 12.1.0.2.0 I have a query that I wrote utilizing a CASE statement. I have 2 "WHEN" statements and one "ELSE" statement.

Status a1 i t a2 a3 I want to display the following result in my select query.

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The result of a CASE expression is a single value whereas the result of a CASE statement is the execution of a sequence of I am on Oracle 12.1.0.2.0 I have a query that I wrote utilizing a CASE statement. I have 2 "WHEN" statements and one "ELSE" statement.

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2014-02-04 Case construct with WHERE clause Hi Tom, I have a question and I don't know if this is possible or if i'm jsut doing something wrong because i get multiple errors like missing right paren, or missing keyword.I want to use the CASE construct after a WHERE clause to build an expression. for example.Create Procedure( aSRCHLOGI CASE WHEN certv.id IS NOT NULL THEN NULL WHEN cert.id IS NOT NULL THEN CASE WHEN gr.gt_id = 0 THEN = 3 WHEN gr.gt_id = 1 THEN = 4 END WHEN not.id IS NOT NULL THEN NULL END as type_pre, As we see, Oracle allows nested CASE operators.
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SQL CASE Keyword SQL Keywords Reference. CASE. The CASE command is used is to create different output based on conditions. The following SQL goes through several conditions and returns a value when the specified condition is met: Example. SELECT OrderID, Quantity,

Active 1 month ago. Viewed 668k times 83. 18. I have the CASE. The CASE command is used is to create different output based on conditions..