Define candidate key, alternate key, composite key?
Answer Posted / vishnu
Combine all foreign key in a table is none as composite key
Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Hi my program is accesing data from two db2 databases.what is the bind card for this program to genarate plan? how to specify the two owners and two qualifiers in bind card
Explain about the relational database?
Explain about the database management systems.
Who are naive users?
If a column is an image value type, how you can compare column values? How can you use this column in join clause?
What are the key features of dbms?
How you can make a parameterized view?
You have a table with three columns: amount1, amount2, and amount3 in a single row only one of these three columns will have a value and the other two will be null. Write a sql query to retrieve the values from these columns?
In which table collections errors are stored.
How can you fix a poorly performing query?
What is normalization? Explain different levels of normalization?
How can I detect whether a given connection is blocked?
Why does this query return 0?
Explain about the hierarchical model of the database?
Does QTP Support the Propjects which are running in Dot Net? As we are starting with new project in Dot net need to use automation tool?Please advice & let me know what would be the best.