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Steve karam oracle ace, oracle certified master comments. The sql expert certification does not have a database version associated with it and sql knowledge does not really age as does knowledge about specific database versions, so i dont see oracle retiring the sql expert credential as it has for dba certs in versions of oracle prior to 11g. Buy oce oracle database sql certified expert exam guide exam 1z0047 oracle press papcdr by steve ohearn isbn. Tkprof allows you to analyse a trace file in easy way to determine where time is being spent and what query plans are being used on sql statements.
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