what is called an evaluation primitivea
What is called an evaluation primitive?
A relational algebra operation annotated with instructions on how to evaluate is known as an evaluation primitive.
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what is b-treea b-tree eliminates the redundant storage of search-key values it permits search key values to appear only
what is a b-tree indexa b-tree index takes the form of a balanced tree in which each path from the root of the root of the root of the tree to a leaf
what is a hash indexa hash index organizes the search keys with their associated pointers into a hash file
what is called query processingquery processing refers to the range of activities included in extracting data from a
what is called an evaluation primitivea relational algebra operation annotated with instructions on how to evaluate is known as an evaluation
what is called a query evaluation plana sequence of primitive operations that can be used to assess a query is a query evaluation plan or a query
what is called a query -execution enginethe query implementation engine takes a query evaluation plan implements that plan and returns the answers to
what is called as recursive partitioningthe system repeats the splitting of the input unless each partition of the build input fits in the memory
what is called as an n-way mergethe merge operation is a generalization of the two-way merge used by the standard in-memory sort-merge algorithm it
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