Databases Interview Questions
Questions Answers Views Company eMail

can any one post me, how to remove rows in the below table ENO ENAME EDEPT ELOC 3368 BPS BI Adayar 3371 RAN BI valachari 3369 SRI BI valachari 3372 jay BI Chn - - - - - - - -

2 3498

How to Identify the previously inserted/updated records in already populated table.

2218

Hi how to import oracle sequence in Informatica? Please write stored procedure code that will import oracle sequence in Informatica SP transformation as per below scenario Oracle table product list Pro_id, pro_name 101, LED Lights. 102, 20watt CFL Lights. 103, 30 watt CFL lights Now a new flat file with new product list needs to be added to oracle table product list with oracle sequence. flat file product Prono,pro_name, 1, 20 watt tube light 2, 30 watt tube light & target should be like 101, LED Lights. 102, 20watt CFL Lights. 103, 30 watt CFL lights. 104, 20 watt tube light 105, 30 watt tube light thks reg suvarna joshi suvarnaatsuvarna@rediffmail.com

TCS,

2052

what is victor class

1790

what is the difference between pragma exception_init and raise_application_error

Aetins, State Street,

1 35149

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

6011

can any one say how to update the following senario I have a table in which the table structure is as follows ANAME ACCNO LOCATION ACCTYPE BAL SBanuPrakash 31518746291 Punganur deposit 4000 Sreenivas 31518746292 mahoobnagar current 14000 Ranjith 31518746293 Karimnagar Savings 2000 Giresh 31518746294 Chennai deposit 40000 Boo 31518746295 Chennai Savings 20000 Jay 31518746296 Valachari Savings 1000 tirumalraj 31518746297 Vellore Savings 8000 The senario is We need to select one account number and check the balance after checking the balance if the balance exist we need to transfer to another account . in the from account the amount need to be reduced and in the to account the amount needed to be added. for example for the <31518746291> the balance is <4000> for the <31518746292> the balance is <14000> after transferring the balance the details will look as follows <31518746291> <2000> <31518746292> <16000> the above mentioned two statment will come under the final result.

3 4095

What is difference between select statement and cursor

JDA,

3 19453

What will be the output of this Query? select to_char(trunc(add_months(sysdate-3),mm),mm/dd/yyyy) from dual

Cap Gemini, TCS,

6 17701

What are the steps you take to tune(performance tuning) the code in plsql?

Cap Gemini, Infosys, TCS,

4 16001

Claims and Drains are the locks used to control the concurrency between SQL processes and utilities. Referring to the above statement, what is the maximum number of concurrent Claimers for a Subsystem? Choice 1 32 Choice 2 64 Choice 3 128 Choice 4 256 Choice 5 No limit

1826

syntax and example for bitmap index in sql???

1 4426

Which is the cheapest and quality Oracle Education provider in Bangladesh?

1 3016

how to restore files with rman?

1736

HOW TO ADD PRIMARY KEY TO TABLE BY PL/SQL PROGRAM

3 5697


Un-Answered Questions { Databases }

How to execute the package in oracle?

561


How does a database partition work?

504


Where is the database stored?

465


What is shared_buffers postgresql?

421


What is sql partition?

538






What are keys in sql?

536


What is rtm version in sql server?

517


How do I add a column in postgresql?

444


can we delete autodiff back up that we have set through sql server agent.

1728


Where is mongodb stored windows?

1


What is the stuff?

519


What is a view in sql?

568


How does sharding work with replication?

1


What is mysql routine?

461


do views contain data ?

572