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

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Databases Interview Questions

Questions Answers Views Company eMail

What are the advantages of using stored procedures?

1 1030

What is the command to change the recovery model?

1 1119

What is a table called, if it has neither cluster nor non-cluster index? What is it used for?

1 1108

While you are inserting values into a table with the insert into .. Values option, does the order of the columns in the insert statement have to be the same as the order of the columns in the table?

1 1067

Will count(column) include columns with null values in its count?

1 1181

What is isolation levels?

1 1103

What are the default system databases in sql server 2000?

1 1100

What does the not null constraint do?

1 1222

How to rebuild master databse?

1 1151

What command would you use to create an index?

1 1130

What command do we use to rename a database?

1 1152

Do comments need to go in a special place in sql server 2005?

1 941

What is the purpose of the model database?

1 1100

What is the sql server 2000 version number?

1 1182

Name 3 ways to get an accurate count of the number of records in a table?

1 1112

Un-Answered Questions { Databases }

What are wait types?

1245

Can we rollback truncate?

1072

How to enter binary string literals in ms sql server?

1235

What is the difference between case version and decode version?

1104

What kind of problems occurs if we do not implement proper locking strategy?

1494

What is temporary table in sql server? Why we use temp table?

1013

1. What is Container? 2. Tell me about your project? 3. Which container you are used in your project? 4. What is Surrogate key? 5. How you are implemented it? 6. Difference between Server job and Parallel job? 7. What is your Target Database? 8. What is Source System? 9. Difference between Join and Lookup? 10. Are you maintaining historical data? What is the logic used to maintained to historical data? 11. Do you have documents for mapping?

1845

What are different types of constraints?

996

Re: Where can i get informatica certification Exam dumps and details? please forward it to emailid:

2310

Any work done in oracle workflow builder. Did you customize or build a new workflow?

What are the pros and cons of putting a scalar function in a queries select list or in the where clause?

1294

What are the two main functions of queries in databases?

1525

what ASIS BUSINESS PROCESS IN ORACLE FINANCE

2349

This question asked during interview, 2) At the end of each month, a new table is created for each bank that contains monthly metrics consolidated at the account level. The table naming convention is bankX_YYYYMM where X represents the numeric designation of the bank and YYYYMM indicates the 4 digit year and 2 digit month. The tables contain the following fields: name data type description account text account number registered boolean indicates whether the account is registered num_trans integer number of transactions made during the time period spend numeric(9,2) total spend during the time period a) Write a SQL query that will display the total number of transactions and total spend for "Bank1" during the 4th quarter of 2009. b) Write a SQL query that will display the total number of transactions and total spend at "Bank1" and "Bank2", broken out by registered vs. non-registered accounts, during January 2010 not sure what is correct answer and how to solve?

2560

How to put more than 1000 values into an oracle in clause?

1110

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