Which is more efficient group by or distinct to find duplicates?
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If the query is NOT WRITTEN PROPERLY then what are the recommendations you can give to the developer ?
What are the available primary index types?
Explain teradata architecture?
What are the different softwares used with their functions in teradata?
what are the day to day activities of teradata DBA ?
I want to load 1000 rcds using. FL for every 100 records there is a check point.But script failed at 120 records, when we are restarting the script, it starts from last ckpt, but Target table contains populated data but FL doesnt support existing data in target table. How can we load data in FL?
What are different table types used in teradata?
Explain the term 'primary key' related to relational database management system?
Where we use PPI in real time??? What is the disadvantages of PPI?
can we have an unconnected lkp to lookup a DB2 record against a Teradata record?
if collect stats but it show low confidence why?
Hi Frnds this que is recently asked at IBM there are two rows like aa6588fhfhf,gru282vbvv. Question is howcan we retrive the first number from two rows. Can any one help thanks in advance