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Databases Interview Questions
Questions Answers Views Company eMail

Write short notes on XSU and JAVA

1 4851

What is the difference between CHAR and VARCHAR data types?

Ramco,

2 9017

Give the syntax of REVOKE commands?

1 4536

Give the syntax of GRANT commands?

3 6537

How many ways we can we find the current date using MySQL?

3 8997

What is the maximum length of a table name, a database name, or a field name in MySQL?

4 8719

i have a table #temp1(id, Name groupname ) and record like this 1 R1 S 2 R3 S 3 R2 S 4 R4 D 5 R5 D 6 R6 K 7 R7 K 8 R8 L 9 R9 L 10 R10 L 11 R11 K and i want to display record based on user defind sorting order e.g. 1 R4 D 2 R5 D 3 R6 K 4 R7 K 5 R11 K 6 R1 S 7 R3 S 8 R2 S 9 R8 L 10 R9 L 11 R10 L

8 8281

write down the code for "how we delete a table without using of Drop command " ?

CarrizalSoft Technologies, Sonata,

7 11522

Query to select passwords from a table having a column "Password" Whose length is b/w 8 &15 and having 'A' as the first character in the password irrespective of case.

3 6628

Fname Lname City Pin ramesh kumar salem 365241 Query to generate a code having the firstletter of Fname,Lname & 3letter of city Last 3letter of pin,all in capital letters

3 5521

9. Write a query to list a new column with the difference in temp of the cities Delhi and Mumbai, Mumbai and Jammu and soon. Consider the following table : City_id City Temp. 1 delhi 40 2 Mumbai 35 3 Jammu 32 4 Pune 18

2 4555

One table Test with single column. These are the values in the table a b c d e f g h I need a query (without using any variable) with output as - a b c d f f g h

1 4250

Please get the 4 th maximum salary from a table without using any sql keyword (TOP,MAX are mot allowed)

8 13545

Delete duplicate rows from a table without primary key by using a single query Table Employee empname salary A 200 B 300 A 200 C 400 D 500 D 500 Output should be A 200 B 300 C 400 D 500

14 22762

One table Test with single column. These are the values in the table a b c d e f g h I need a query (without using any variable) with output as - a b c d e f g h

1 4060


Un-Answered Questions { Databases }

define sql insert statement ? : Sql dba

1086


How do I start sql server 2017?

1000


Is there any performance difference between if exists (select null from table) and if exists (select 1 from table)?

1015


If a cursor is open, how can we find in a pl/sql block?

1225


Suppose database is running slow, what will you do?

2580


Plz send me Oracle Pl/Sql [1z0-147] dumps to this mail? sivakumarr1987@gmail.com

1891


Who proposed the relational model?

1023


What is clustered index

1069


How to rebuild the master database?

1148


Have you written applications to retrieve stored images in a table?

1071


What is the current version of postgresql?

1144


1. Tell me about your self? 2. Latest Project Introduction? 3. Difference between server jobs and parallel jobs? 4. Seq-Seq Explain its behavior and execution mode and which parallelism technique is used? 5. What is padding characters? 6. Seq-Seq, Seq-Copy-Seq which one is the best and efficient? 7. How many reject links do we have to a transformer? 8. How many reject links to join stage? 9. Difference between join and lookup? 10. How to design PX routine? 11. How can we call job in another job? 12. Difference between batch and sequencer? 13. Which Database is used? 14. What is change capture? Give briefing of that? 15. What is change Code? Explain? 16. How you call UNIX in Ds? 17. How do you call JCL in UNIX? 18. How do you pass the job status of one job to another job? Have designed any job sequencer? 19. How do you find a file in existed directory? 20. How can you call parallel jobs in transformer? 21. Execution of jobs in command line? 22. Tuning of sql queries? 23. What is orchestrating metadata? 24. What are junk dimension? 25. What are the third party tools you are used? 26. What are the system variables you have used?

1899


what are aggregate and scalar functions? : Sql dba

1116


Is microsoft getting rid of access?

877


What are wait types?

1219