how do you count the duplicate records in a table
Answer Posted / dev
Hi,
There are many ways to do it.
One of that is ,
select count(0) from tab1 a
where a.rowid > any (select b.rowid from tab1 b where
a.col1 =b.col1);
| Is This Answer Correct ? | 6 Yes | 4 No |
Post New Answer View All Answers
what happens if null values are involved in expressions? : Sql dba
Can I call a procedure inside a function?
What are synonyms in sql?
How to select random rows from a table?
Which join condition can be specified using on clause?
What is meant by temporal data?
How do you get column names only for a table (sql server)?
What does pragma mean?
Explain raise_application_error.
What are the ways on commenting in a pl/sql code?
Which one is faster ienumerable or iqueryable?
What operating systems are supported by oracle sql developer?
What is loop in pl sql?
Explain what is a view?
What's the difference between inner join and left join?