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What type of indexing mechanism do we need to use for a typical data warehouse?
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What is bteq script in teradata?
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What are the scenarios in which full table scans occurs?
Hello all, There is a table with 4 columns in that 3 columns has been already loaded with 5 million records.4th column is empty,Now I have got 5 million records data which has to be loaded into 4th column.How can I load this data fastly in to the 4th column with out using update
Suppose i have data like 2009/12/31 555555534 ' ' Generally last 2 records are wrong format it is going to error table but i don't want load error table if any wrong format in Date column Pass "NULL" how can we do it fast load
How will you solve the problem that occurs during update?
Backup Script was blocked you are unable to archive the data now. how do you analyze it and where do you identify ?
What are the various indexes in teradata? How to use them?
what is the difference between primary index and secondary index?.
IS IT POSSIBLE THAT THERE R TWO PRIMARY KEY WILL BE IN A SAME TABLE?PLZ HELP ME BY GIVING THE ANSWER.THANK U.
i have column like below studentid studentname sub1 sub2 sub3 1 aaa 40 70 90 2 bbb 60 80 50 i want to execute every student highest mark in which subject my o/p like below studentid studentname sub3 sub2 1 aaa 90 2 bbb 80
What is meant by a Virtual Disk?
Teradata 
