What are the differences between hash join, merge join and nested loops?
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Difference between data and information, and how are they related in a database?
what is difference between paging and fragmentation?
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.)
Explain a tp monitor?
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What are partitions in database?
What does DLL stands for ?
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What is a distributed database?
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