Postgres if else Code Answer’s

PostgreSQL's If-Else statement is similar to the C-like if statement. It tests a condition and executes one of two blocks of code, depending on whether the test is true or false. The syntax for PostgreSQL's if-else statement is given below.

 

plpgsql if statement

By The Rambling LankThe Rambling Lank on Nov 21, 2020 
if condition then
  statements;
else
  alternative-statements;
END if;

Source: www.postgresqltutorial.com

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0

postgres if else

By Obedient OspreyObedient Osprey on May 29, 2020 
        
            
        
     DO $$
DECLARE
  a integer := 10;
  b integer := 20;
BEGIN 
  IF a > b THEN
	RAISE NOTICE 'a is greater than b';
  END IF;

  IF a < b THEN
	RAISE NOTICE 'a is less than b';
  END IF;

  IF a = b THEN
	RAISE NOTICE 'a is equal to b';
  END IF;
END $$;

Source: www.postgresqltutorial.com

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-1

postgress if

By Dead DoveDead Dove on May 15, 2021 
-- use postgress case

SELECT name, continent, indep_year,
    CASE WHEN indep_year < 1900 THEN 'before 1900'
         WHEN indep_year <= 1930 THEN 'between 1900 and 1930'
         ELSE 'after 1930' END
         AS indep_year_group
FROM countries
ORDER BY indep_year_group;

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0

Postgres provides a convenient if/else construct to allow you to write code that is more concise and easier to read.

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