sql not distinct – In SQL NULL = NULL isn’t true. Unique constraint in SQL is used to check whether the sub query has duplicate tuples in it’s result.
sql not distinct
Use IS NOT DISTINCT FROM instead of equals (=) for null-aware comparisons. How to Use EXISTS, UNIQUE, DISTINCT, and OVERLAPS in SQL Statements. DISTINCT can be used with aggregates: COUNT, AVG, MAX, etc.
how to get non distinct values in sql?
SELECT [ProfileCode], [UserName] FROM [Users] WHERE [ProfileCode] IN (SELECT [ProfileCode] FROM [Users] GROUP BY [ProfileCode] HAVING COUNT(*) > 1)
IS [NOT] DISTINCT FROM
select id, name, member from teams where join_date is not distinct from last_day
if (New.deals is distinct from Old.deals) then post_event 'deals_changed';
Select non distinct rows from two columns
select A, B, C from (select t.*, count(*) over (partition by A, B) as cnt from t ) t where cnt > 1;
don’t Miss : Sql Unique Count
Finding duplicate values in MySQL
SELECT name, COUNT(*) c FROM sometablename GROUP BY name HAVING c > 1;
SELECT varchar_col FROM table GROUP BY varchar_col HAVING COUNT(*) > 1;
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