Netezza needs less Administration

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Netezza vs Tradistional RDBMS
Logical Model is enough to create a Table
No Indexes, tuning, rebuilding of indexes or space for the indexes
No Physical tuning
Distribute data by columns or by RANDOM
No Storage Adiminstration (No tablespace or dbspace allocation)
No page/block sizing configuration
No Software installation needed
No need for a large team of Database administrators