Managing Databases with Oracle
SQL*Plus will finish the statement and execute it when the user types in this:

A left slash ( ) followed by [Enter].
A semicolon ( ; ) followed by [Enter].
A colon ( : ) followed by [Enter].
A period ( . ) followed by [Enter].

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Managing Databases with Oracle
Which statement about sequences is not true?

Sequences are most often used to provide values for surrogate keys.
NextVal and CurrVal are both sequence methods.
A sequence is an object that generates a sequential series of unique numbers.
Sequences guarantee valid surrogate key values.

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