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Databases Interview Questions
Questions Answers Views Company eMail

One table how may column and Primary key

 3 4677

How to update salary of employees department wise?

 6 14113

what are the methods using performance tunning in sql and pl/sql

 2 6014

i have a table like this. i want to output like this c1 c2 c1 c2 1 10 1 10 2 20 2 30 3 30 3 60 4 40 4 100 5 5 5 105 c1 and c2 are columns in a table .i want output like this c2 values are 10,10+20,10+20+30,10+20+30+40.10+20+30+40+5. write a sql query.pls help this i want urgent.

IBM, Loginworks, OFSS,

2 10154

How do you display "13th of November, 17 days left for month end" without hardcoding the date.

 3 6692

How do you use collections in procedure to return the resultset?

 2018

Which is the best institute in Hyderabad to learn OBIEE and DataStage?Please tell me faculty name also

 2049

Psudo colums

HP,

1 4084

how will you see when the database was started using sql prompt?

IBM,

2 5914

how to call forms in parametar forms

 2 5454

how to create parameterised form in oracle 10g? and create another form from the value of the form? AND how to assign value to a parameter? sincerly your mamun

 2 4380

How to get second highest salary from a table

 3 6474

How can i retrieve the pseudoColumn values of a table in sybase? In oracle, we can get the same as 'ROWID'. Likewise in sybase which one is pseudo column?

 1 6452

In TeraData We have 5 SQL queries, without using BTEQ how can we execute those queries?

CTS,

1 4270

If we execute an query in MLOAD it's ran successfully, my questions is after successfully ran MLOAD. In error tables we can see anything there! is it possible than what are they?

CTS,

3 5429

Un-Answered Questions { Databases }

1)for snapshot replication which agents used? 2)for Transcation replication which agents used? 3)for merge replciation which agents used?

1739

What is the data quality in odi?

416

What is a nvl function?

747

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

781

What is a function in oracle pl sql?

744

What is an entity-relationship model?

671

What do you mean by cardinality?

671

List different types of locks in sybase?

690

What is a hint?

760

How many categories of data types?

759

what is the stuff function and how does it differ from the replace function? : Sql dba

801

Every night you run a full backup after every 3 three hours you make a differential backup every hour you make an incremental backup in a worst-case scenario, how much work you can lose?

717

What is the main purpose of microsoft access?

613

How retrieve field names from the table in SQL through JAVA code?

1602

What is difference between unique and primary key?

678

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