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While a technical phone interview is not very different from the other interviews, it does require a different type of presentation. Here, what you ...
Answer: Yes it is possible as the session SQL backend didn't change between those versions. However it is always good practice to have separate sessi ...
The sub-query contained in the query requests values from the outside query, creating a loop.
If the applicant is able to answer this question correctly, the odds are good that they have some experience working with stored procedures. A return ...
The answer you want to hear is a Check constraint, which is defined on a database table that limits the values entered into that column. These constra ...
You are looking for the applicant to make some reference regarding data manipulations. The more indexes on a table, the more time it takes for the dat ...
It's very beneficial for a potential database developer to know the types of triggers available, and how to implement them. A trigger is a specialize ...
A primary key is the field(s) in a table that uniquely defines the row in the table; the values in the primary key are always unique. A foreign key is ...