What is meant by free extent ?
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Answer / manvendra
FREE EXTENT MEANS UNALLOCATED AREA OF A SEGMENT.
WHEN WE DELETE DATA FROM TABLE, EXTENT OF CORROSPONDING
SEGMENT BECOMES FREE.
BUT IF WE ARE TRUNCATING A TABLE IT REMOVES EXTENTS ALSO.
| Is This Answer Correct ? | 4 Yes | 0 No |
Answer / orawhiz
A free extent is a collection of continuous free blocks in
tablespace. When a segment is dropped its extents are
reallocated and are marked as free.
| Is This Answer Correct ? | 0 Yes | 3 No |
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