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SAS Certification Prep Guide, 4th Edition by SAS Institute

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Creating and Using PROC SQL Views

PROC SQL Views

A PROC SQL view is a stored query that is executed when you use the view in a SAS procedure or DATA step. A view contains only the descriptor and other information required to retrieve the data values from other SAS files (SAS data files, DATA step views, or other PROC SQL views) or external files (DBMS data files). The view contains only the logic for accessing the data, not the data itself.
Because PROC SQL views are not separate copies of data, they are referred to as virtual tables. They do not exist as independent entities like real tables. However, views use the same naming conventions as tables and can be used in SAS programs in place of an actual SAS table. Like tables, views are considered ...

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