what is the query for retrieve the unique values(not display
the duplicates values) from single table?
Answers were Sorted based on User's Feedback
Answer / tdguy
If its for few columns and small table, use distinct or
group by to fetch only unique values. But for more no of
columns and more no of records in GB, use partition by to
fetch only unique values.
Is This Answer Correct ? | 1 Yes | 0 No |
Answer / mohith.dmdw
select distinct <column_name> from <table_name>;
Is This Answer Correct ? | 0 Yes | 0 No |
What are some primary characteristics of teradata?
What do you mean by tpt in teradata?
A certain load is being imposed on the table and that too, every hour. The traffic in the morning is relatively low, and that of the night is very high. As per this situation, which is the most advisable utility and how is that utility supposed to be loaded?
how teradata fetches a row from primary index table?
Difference between stored procedure and macro?
What are differences between teradata and ansi session modes in teradata?
tomorrow i have interview in infosys.can someone pour any suggestions or any interview questions. thank you
Can any one please provide me practical example of How to do the performance tuning in Query??
Explain the term 'database' related to relational database management system?
What are the available primary index types in teradata.
How to view every column and the columns contained in indexes in teradata?
What do high confidence, low confidence and no confidence mean in explain plan?