Explain about query and reporting.
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What is a database development?
Can you have a nested transaction?
fact table and dimension table containg one to many relationship or many to one relastionship
State the acid rules?
What is a join and explain different types of joins?
What are the 18 schemas?
how to find the first two highest salaries in deptno in emp table
what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me
How can I detect whether a given connection is blocked?
To convert IDMS to DB2, how to deal with IDMS occurs and redefined clause?
What is denormalization and when would you go for it?
You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?