Document
... while joining attribute for spatial join is spatial and can be of different type such as point and polygon. Filter-refine process: two step process, first is to approximate the solution to query (by using methods such as minimum boundary rectangles, easy to compute intersection between two rectangle ...
... while joining attribute for spatial join is spatial and can be of different type such as point and polygon. Filter-refine process: two step process, first is to approximate the solution to query (by using methods such as minimum boundary rectangles, easy to compute intersection between two rectangle ...
Database Fundamentals
... Identify costs and risks of databases List components of database environment Identify categories of database applications Describe database system development life cycle Explain prototyping and agile development approaches Explain roles of individuals Explain the three-schema architecture for datab ...
... Identify costs and risks of databases List components of database environment Identify categories of database applications Describe database system development life cycle Explain prototyping and agile development approaches Explain roles of individuals Explain the three-schema architecture for datab ...
Star Schema Optimization - CSCI 6442
... Sybase learned the optimization and developed their own product. The Sybase product was a stand-alone software data warehouse product ...
... Sybase learned the optimization and developed their own product. The Sybase product was a stand-alone software data warehouse product ...
PowerPoint Presentation - Title slide
... system of programs that can manipulate data in a large collection of files cross referencing as needed A file manager is sufficient for mailing lists and other common data management applications For large, complex jobs a DBMS is needed With a DBMS there is no need to store redundant information in ...
... system of programs that can manipulate data in a large collection of files cross referencing as needed A file manager is sufficient for mailing lists and other common data management applications For large, complex jobs a DBMS is needed With a DBMS there is no need to store redundant information in ...
Review for Final Exam
... --depends on group by [order by] ;
includes aggregates: avg, min, max, sum, count
can have derived relation --subquery assigned name with as
select <> from <> where<> as r1
where
... --depends on group by [order by
