What is the role of PCTFREE parameter is Storage clause ?

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What is the role of PCTFREE parameter is Storage clause ?..

Answer / vivek

pctfree is only used for future updation, not for inserts.

Is This Answer Correct ?    3 Yes 0 No

What is the role of PCTFREE parameter is Storage clause ?..

Answer / ankur aggarwal

A oracle block divided into three parts.
block header,pctfree,pctused.


block header :its contain the information datafiles.


pctfree: its a free space in a datablock for updation and
insertion of a row.default is 10% of a block size.one more
thing it's default value is depand of OS also.


pctused : its a space where data are store in a block.its
default value is 40% of a block size.

Is This Answer Correct ?    6 Yes 4 No

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