Answers for "sql how to exclude duplicates"

sql exclude duplicates and find even id

SELECT DISTINCT city FROM tablename WHERE id % 2 = 0

Posted by: Guest on February-26-2021

sql delete duplicate

-- Oracle
DELETE films
WHERE rowid NOT IN (
    SELECT min(rowid)
    FROM films
    GROUP BY title, uk_release_date
);

Posted by: Guest on April-13-2021

how to remove duplicate in sql

Distinct: helps to remove all the duplicate
records when retrieving the records from a table.

SELECT DISTINCT FIRST_NAME FROM VISITORS;

Posted by: Guest on January-07-2021

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