Do we consider null values the same as that of blank space or zero?
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Enlist the advantages of normalizing database.
when we login sql editor using username and password then it says this error "could not resolve service name" then what can we do at client side.( here thing is tnsnames.ora file is ok till yesterday and worked well, but now it giving error.)
What's the best database software for mac?
Does google have a database program?
Define scalar functions.
What is the use of RECORD LENGTH option in EXP command ?
What are five types of database models?
Name the different data models that are available for database systems.
Mention how deadlock can be resolved?
Write a query to remove duplicate rows from a table?
Is it possible to declare or create a cursor for update of table? If yes tell me how?
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