I have table-A(1,2,3,4,4,5,6,6,6,7).
how to get all duplicate values?what is sql query?
Answers were Sorted based on User's Feedback
Answer / vikas
select *
from a
where rowid not in (select min(rowid) from a group by no)
no is column in table a;
| Is This Answer Correct ? | 10 Yes | 2 No |
Answer / sudipta santra
select * from A group by no having count(*)>1 ;
| Is This Answer Correct ? | 7 Yes | 3 No |
Answer / sam
SELECT num,
COUNT(num) AS NumOccurrences
FROM A
GROUP BY num
HAVING ( COUNT(num) > 1 )
| Is This Answer Correct ? | 3 Yes | 0 No |
Answer / nathan
SELECT sal,rn
FROM (SELECT ROW_NUMBER () OVER (PARTITION BY sal ORDER BY
empno DESC) rn,
sal
FROM emp)
WHERE rn > 1;
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / a.brahmam
delete from table name
where rowid not in(select max(rowid) from table name group by column name)
| Is This Answer Correct ? | 0 Yes | 0 No |
How to create an oracle testing table?
How to sort the query output in oracle?
What are the limitations oracle database 10g xe?
How to count duplicated values in a column in oracle?
various types of joins
What is the purpose of tables, private synonyms and public synonyms in Oracle?
How to define an anonymous block?
How do I uninstall oracle 11g?
What is a sub query and what are the different types of subqueries?
Is there any way to find out when one specific table/view/M-view is used last time. i.e. when one specific object is used in any SELECT statement.
What are the differences between lov and list item?
what is reindexing?