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Using Oracle CASE Expression By Practical Examples
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CASE Expressions - Oracle Help Center
WebJan 16, 2024 · The CASE expression has two formats: The simple CASE expression compares an expression to a set of simple expressions to determine the result. The searched CASE expression evaluates a set of Boolean expressions to determine the result. Both formats support an optional ELSE argument. WebIf no values in WHERE clauses match the result of the selector in the CASE clause, the sequence of statements in the ELSE clause executes. Because the ELSE clause is optional, you can skip it. However, if you do so, PL/SQL will implicitly use the following: ELSE RAISE CASE_NOT_FOUND; Code language: SQL (Structured Query Language) (sql) Web12 rows · When using CASE statements in reports and workbooks, consider the report columns and the order of aggregation because these affect how expressions and sub … dark magician games ipswich