write a query to delete similar records in particular
fields(columns) in different tables

Answer Posted / khandu shinde

delete from emp where rowid not in ( select max(rowid) from
emp group by empno)

Is This Answer Correct ?    7 Yes 9 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Mention what does plv msg allows you to do?

661


How do I view a table in sql?

536


Why is a primary key important?

537


What jobs use sql?

520


Are null values same as that of zero or a blank space?

523






explain normalization concept? : Sql dba

580


what are all different types of collation sensitivity? : Sql dba

517


Is pl sql better than sql?

542


What are different types of functions in sql?

503


What is rownum?

531


What is the life of an sql statement?

517


What is the use of primary key?

530


Does view contain data?

608


Who developed sql?

561


What is sap sql?

530