IF condition THEN statements; END IF; Code language: PostgreSQL SQL dialect and PL/pgSQL (pgsql) The condition is a Boolean expression that always evaluates to TRUE, FALSE, or …

Jan 10, 2012 · END construct is separate from the IF. It binds multiple statements together as a block that can be treated as if they were a single statement. Hence BEGIN ... END can be …

If...End. An IF statement is executed based on the occurrence of a certain condition. IF statements must begin with the keyword IF and terminate with the keyword END. Components …

Dec 7, 2023 · There’s no if keyword in SQL. If you want to do if-else-then logic in select, where or anywhere else in a statement, you need a case expression. This is a series of when clauses …

There are three forms of IF statements: IF-THEN, IF-THEN-ELSE, and IF-THEN-ELSIF. The simplest form of IF statement associates a Boolean expression with a sequence of statements …

Nov 21, 2020 · Is it possible to exit/skip from a begin end block if a condition is not met? Example: DECLARE my_var BOOLEAN := TRUE; BEGIN IF my_var THEN EXIT_BEGIN_END_HERE; …

The IF statement either runs or skips a sequence of one or more statements, depending on the value of a BOOLEAN expression. ( boolean_expression ::= , statement ::= ) Expression whose …

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 …

Aug 18, 2016 · You can emulate IF THEN END in SQL using CASE: select case when exists (select null from dual) then 1 else 2 end case1, case when dummy = 'X' then 'dummy' else …

Jun 28, 2024 · In this Oracle PL/SQL tutorial, we will learn Decision-Making Statements like If-Then, If-Then-Else, If-Then-Elsif, Nested-If.