write a query to delete similar records in same table
Answer Posted / apurva
delete from <tablename> rowid not in (select max(rowid)
from <tablename> group by <col.name where there are
repeating records>);
Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
What are the types of subqueries?
What is scalar data type in pl sql?
What is an index? What are the types of indexes? How many clustered indexes can be created on a table?
What is the basic form of sql query?
What is an oracle stored procedure?
What is an exception in PL/SQL? What are the two types of exceptions?
Is sql a case sensitive language?
Explain table and field in sql?
Define implicit and explicit cursors.
How is pl sql different from sql?
Why do we need cursor in pl sql?
what tools available for managing mysql server? : Sql dba
Can I create table without primary key?
how to select unique records from a table? : Sql dba
What is null in pl/sql?