what is Normalization?

6 Answers   TCS,

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A) Which two are benefits of Teradata's support for ANSI Standard SQL? (Choose two.) 1.data is distributed automatically 2.queries get optimized to better plans 3.submit queries from other database systems 4.can interface with BI tools B) Which statement is true when comparing the advantages of third normal form to star schema? 1.Star schema tends to have fewer entities. 2.Star schema requires additional data storage. 3.Third normal form tends to have fewer entities. 4.Third normal form requires additional data storage. C)Which two sets of functions does the Parsing Engine (PE) perform? (Select two.) 1.sorting, formatting, and aggregating of the final answer set 2.flow control of the data to and from the participating tables 3.SQL statement interpretation, syntax validation, and semantic evaluation 4.dispatching the step execution sequence to the AMP via the BYNET D) Which two can be achieved with Teradata Active System Management (TASM)? (Choose two.) 1.disable hardware 2.react to hardware failure 3.influence response times 4.collect metadata E) Which three mechanisms can be used to ensure security within the Teradata Database? (Choose three.) 1.views 2.spool limits 3.roles 4.access rights 5.profiles

0 Answers  

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You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

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What are data modelling techniques?

0 Answers  

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what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me

1 Answers   IBM,

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How long can an error message be in raiseerror function?

0 Answers  

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How to combine two function together?

0 Answers  

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how to find the first two highest salaries in deptno in emp table

2 Answers  

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How you can make a parameterized view?

0 Answers  

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How to generate OIDS

0 Answers  

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Any sample or model question of punjab national bank for deputy manger IT or any sample of PNB.any1 plz do send on

0 Answers  

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You have two tables with a one to many join based on a field named id. You need to find records in the parent table that are not represented in the child table. how would you accomplish this?

0 Answers  

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