ORACLE -BASE - CASE Expressions And The Oracle 8i release introduced the CASE expression. The CASE statement chooses from a sequence of conditions, and executes a corresponding statement. You can use a CASE expression in any.
Using Oracle CASE Expression By Practical Examples Introduction to Oracle CASE expression. Oracle CASE expression allows you to add if-else logic to SQL statements without having to call a procedure. Ask TOM How to return multiple values for THEN How to return multiple values for THEN clause in an SQL CASE expression Breadcrumb.
The Oracle PLSQL CASE statement has the functionality of an IF-THEN -ELSE statement. Oracle - Using Same CASE WHEN Conditions For Even in Oracle (and in fact in the SQL standard CASE is an expression that returns a single value. The CASE statement evaluates a single expression and compares it against several potential values, or evaluates multiple Boolean.