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Learn how to use the IF statement to run or skip a sequence of statements based on a BOOLEAN expression. See syntax, semantics, and examples of IF, IF THEN, IF THEN ELSE, and IF THEN ELSIF statements.
- IF-THEN logic in SELECT and WHERE with CASE expressions in Oracle SQL
How to use CASE for IF-THEN logic in SQL SELECT. If you want...
- IF-THEN logic in SELECT and WHERE with CASE expressions in Oracle SQL
This tutorial shows you how to use the PL/SQL IF statement to either execute or skip a sequence of statements based on a specified condition.
7 gru 2023 · Learn how to use CASE expressions to implement IF-THEN logic in SELECT, WHERE, JOIN and PL/SQL in Oracle SQL. See examples, tips and tricks for simple and complex cases.
This Oracle tutorial explains how to use the IF-THEN-ELSE statement in Oracle with syntax and examples. In Oracle, the IF-THEN-ELSE statement is used to execute code when a condition is TRUE, or execute different code if the condition evaluates to FALSE.
24 sty 2013 · FROM TheTable. WHERE field1 = CASE field2 WHEN 0 THEN 'abc' WHEN 1 THEN 'def' ELSE '' END. CASE statements are not as succinct, obviously, but they are geared towards flexibility. This is particularly useful when your conditions are not based on NULL-ness. answered Sep 15, 2009 at 17:07.
16 sie 2017 · Czym jest instrukcja warunkowa i jak jej używać w Oracle PL/SQL? Oracle IF THEN ELSE w PL/SQL to typowa instrukcja warunkowa. Wykonuje blok kodu, jeśli warunek przed blokiem jest spełniony.
The simplest form of IF statement associates a Boolean expression with a sequence of statements enclosed by the keywords THEN and END IF. The sequence of statements is executed only if the expression returns TRUE. If the expression returns FALSE or NULL, the IF statement does nothing.
