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单选题

While designing your database, you have created the EMPLOYEES table as an index-organized table (IOT). You want to create a bitmap index on the JOB_ID column to make queries faster. Which task must have been completed so that you are able to create the bitmap index?() 

发布日期:2021-11-19

While designing your database, you have created th...
A

A primary key must have been created.

B

A mapping table must have been created.

C

An overflow tablespace must have been specified.

D

The PCTTHRESHOLD option must have been specified.

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此试题出现在

Oracle认证考试

1z0-043

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