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Answer Posted / malathi
Primay key is a constraint used on a table and used to
impose the rule of uniqueness for the application.
Whereas primary index is the way tera data internally
distributes rwos in a table. Primary index can be created
on any column which may mot be a primary key. In teradata
each table should have a primary index (be default first
column in the table is primary indexed).
| Is This Answer Correct ? | 3 Yes | 6 No |
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