How to customize error conditions.
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What are defaults? Is there a column to which a default can't be bound?
hi in which phase of mload can i use .FILLER
The count() function always returns a int value type what should you do if you need to count rows from a query which you know will return a value that is too large for an int value type?
what is difference between primary key and unique key ?
Can you have a nested transaction?
Who are naive users?
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?
What is dbms and its application?
Which four data types cannot be used as a return type from a user-defined function?
How to use timestamp datatypes
Explain about network model?
What is a self join? Explain it with an example?