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See background reading on page 2 if you are not familiar with these interfaces. Oracle database sql language reference for detailed information about. Oca oracle database sql exam guide exam 1z0071 by steve. B automatic and manual locking mechanisms during sql operations. For sql information, see the oracle9i sql reference and oracle9i database. Plsql is a combination of sql along with the procedural features of programming languages. Oracle database concepts for more information about manual data. For sql information, see the oracle database sql reference and oracle database.
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