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Tuples are generated ___________ in producer-driven pipelining, they are generated ________ on demand, in demand-driven pipelining.

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Tuples are generated ___________ in producer-driven pipelining, they are generated ________ on demand, in demand-driven pipelining. (a) Lazily, Eagerly (b) Eagerly, Lazily (c) Slowly, Eagerly (d) Eagerly, Slowly This question was addressed to me by my school principal while I was bunking the class. Enquiry is from Evaluation of Expressions topic in division Query Processing Techniques of Database Management

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Correct answer is (b) Eagerly, Lazily The explanation is: Producer-driven pipelining is very useful in parallel processing systems.

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