CS 4400 Chapter Notes - Chapter 7: Railways Act 1921, Materialized View, Data Definition Language

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24 Dec 2017
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Each individual null value can be considered different than all other. Query to check whether or not a value is null. Insert another select-from-where block within where clause of another query. Compares value v with set/multiset of values v. Returns true if v is one of the elements in v. Can use tuple of values for comparison by putting them in parenthesis. Returns true if v is equal to some value in v. Any/some can be used with >=, >,

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