Basic HTML version of Foils prepared 7 October 97

Foil 25 Major Schema Objects in Oracle -V -- Sequences

From Untitled presentation ARL Database Tutorial -- February 98. by Gang Cheng, C.W. Ou, Geoffrey C. Fox
Sequence - a sequence generates a serial list of unique numbers within a single numeric column of a database's tables
Sequences simplify application programming by automatically generating unique numerical "labels" for the rows of tables
Use them for attributes such as pid -- person ID in phone list where must generate a unique label for every row

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