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The syntax for IF-THEN-ELSE in Oracle/PLSQL is: IF condition THEN. {...statements to execute when condition is TRUE...} ELSE. {...statements to execute when condition is FALSE...} END IF; You use the IF-THEN-ELSE syntax, when you want to execute one set of statements when condition is TRUE or a different set of statements when condition is FALSE.
The IF statement allows you to either execute or skip a sequence of statements, depending on a condition. The IF statement has three forms: IF THEN ELSE. IF THEN ELSIF. PL/SQL IF THEN statement. The following illustrates the structure of the IF THEN statement: IF condition THEN . statements; END IF ;
If a boolean_expression is evaluated and its value is TRUE, the statements after the corresponding THEN run. The succeeding expressions are not evaluated, and the statements associated with them do not run. ELSE. If no boolean_expression has the value TRUE, the statements after ELSE run.
24 de ago. de 2019 · 2 Answers. Sorted by: 13. An IF statement in PL/SQL is structured as. IF <<some condition>> THEN. <<do something>> ELSIF <<another condition>> THEN. <<do something else>> ELSE. <<do a third thing>> END IF; where both the ELSIF and the ELSE are optional.
Buenos Días Gente; solicito de la colaboración de la comunidad debido a que no me explico porque no se esta evaluando el segundo if que esta anidado, no se esta evaluando e ingresa a si la estructura se true o false ejemplo (1=2) y entra?... LOOP. FETCH c_cursor INTO ID_DOCUMENTO_DO, DIAS_VENCPRORRO, CON_PRORROGA, DIAS_VENCIMIENTO;
ELSIF. Introduces a Boolean expression that is evaluated if none of the preceding conditions returned TRUE. THEN. If the expression returns TRUE, the statements after the THEN keyword are executed. Usage Notes. There are three forms of IF statements: IF-THEN, IF-THEN-ELSE, and IF-THEN-ELSIF.
7 de dic. de 2023 · IF-THEN logic in SELECT and WHERE with CASE expressions in Oracle SQL. December 7, 2023 | 8 minute read. Chris Saxon. Developer Advocate. 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 that the database runs in order:
