select if then postgresql
SELECT field1, field2, CASE WHEN field1>0 THEN field2/field1 ELSE 0 END AS field3 FROM test
select if then postgresql
SELECT field1, field2, CASE WHEN field1>0 THEN field2/field1 ELSE 0 END AS field3 FROM test
postgress if
-- 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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