how to get duplicate records from tables?write qurey for this?
Answers were Sorted based on User's Feedback
Answer / anshuman
Select column_name1,column_name2
from table_T
group by column_name1 having count(*)>1
it will give all the duplicates value of column_name1
| Is This Answer Correct ? | 28 Yes | 7 No |
Answer / mahesh babu
select column_name,count(*) from table_name group by
column_name having count>1.
| Is This Answer Correct ? | 6 Yes | 2 No |
Answer / naresh k
select * from table_name;
The above qurey get duplicate record also because the
database store records like multi-set..
if we want get distinct records then use following query.
select distinct(attribute_name) from table name
| Is This Answer Correct ? | 0 Yes | 15 No |
Answer / pandu
To get the duplicate records in a table use the query
Select distinct(deptno) from emp;
reply any one to me am i correct.
| Is This Answer Correct ? | 2 Yes | 26 No |
What is REORG? When is it used?
What is bind and rebind in db2?
How to resolve -502 sql code in DB2?
what are the copybook changes generally we done?can anyone tell me......... Thanks in advance........
Is it Possible to declare or create a cursor for UPDATE of table? If yes tell me how? If no Tell me why?
What is alias in db2?
What's the maximum number of volumes that can be added to a STOGROUP?
Is db2 a mainframe database?
Is db2 free?
How to compare data between two tables in db2?
What can the SET option of the Repair Utility accomplish?
What is the logical entity between plan and Package?