DB Development Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

DB Development Interview Questions

Questions Answers Views Company eMail

In which table collections errors are stored.

2344

I have a few records all are same structures data, I want to store data in multiple targets how

CTR, Infosys, Polaris,

2596

How to read and create .LDC data files which are used by linguatic dictionary.

2480

what is difference between primary key and unique key ?

2 5050

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

2 5503

agregator gives one to many records or many to one record

IBM,

1 4062

fact table and dimension table containg one to many relationship or many to one relastionship

2448

can you give me the syntax of named procedure??

2 4407

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

6533

explain detail about ftp in datastage?

IBM,

2190

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

IBM,

1 4097

What is the maximum length of an extended property?

932

How can you fix a poorly performing query?

1109

What is the physical representation for a many-to-many relationship?

1021

What is an application role and explain a scenario when you would use one?

965

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Un-Answered Questions { DB Development }

What is the database development process?

1159

Explain about query and reporting.

2033

Explain the role of indexing in databases?

1075

Explain about relational database management systems?

921

How to use online Backups?

2157

I HAVE A PI ON COL A THE NEXT DAY I WANT CHANGE THE PI ON COL B? PLS SEND ME THE ANS

2811

How long can an error message be in raiseerror function?

952

Explain about the hierarchical model of the database?

1066

How is data stored in dbms?

893

How to read and create .LDC data files which are used by linguatic dictionary.

2480

Write short notes on manual refreshes.

2687

What is dbms and its application?

948

What are data modelling techniques?

903

Explain about the database management systems.

921

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?

1011

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