Write a single SQL to delete duplicate records from the a
single table based on a column value. I need only Unique
records at the end of the Query.

Answer Posted / vinay sir(datawarehousing tech

Yuva,Nice to see your answers.I hope we can't use "Ordered
Analytical Queries in Where Clause".So first answer may not
be correct.Please check and let us know.

2nd way is one of the way where we are using intermediate
table to delete duplicates.

Any way thank you much Yuva for your nice postings.

Is This Answer Correct ?    9 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What are different table types used in teradata?

580


Explain fallback in teradata?

600


What do you mean by teradata intelliflex?

622


Give the sizes of SMALLINT, BYTEINT and INTEGER.

657


What is the use of stored procedures in teradata?

560






What does sleep function does in fast load?

614


Explain some differences between mpp and smp?

584


How many tables can you join in v2r5?

617


Explain teradata utilities. What is multiload, fast load, tpump?

566


Mention a few of the ETL tools that come under Teradata.

612


What can be achieved by using the teradata rdbms?

619


How to select first n records in teradata?

605


What is teradata? What are some primary characteristics of teradata?

542


What is the syntax for case when statement?

583


Difference between multiload and tpump?

617