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Old 11-21-09, 19:50
dgunas dgunas is offline
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Location: Chennai
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How can I increase TS Free pages after dropping a table

Hello, Please again I am asking to share your knowledge.
Pls see my tablespace list below.


Tablespace ID = 4
Name = MYSPACE02
Type = Database managed space
Contents = Any data
State = 0x0000
Detailed explanation:
Normal
Total pages = 16777216
Useable pages = 16777152
Used pages = 13387680
Free pages = 3389472
High water mark (pages) = 15209792
Page size (bytes) = 4096
Extent size (pages) = 32
Prefetch size (pages) = 32
Number of containers = 2

---------------------------------------------------------
There were six tables in this tablespace. One of the table was around 25GB. So I moved that table to the new tablespace and I have dropped that table from the above TS. But the Free pages are still same as before (3389472).
So how can I recover the 25GB please?

I have reorged(offline, used tmpspace) the rest of the Five tables in this table space. But still same size including HWM.

Please advise me. Thanks Dgunas
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Old 11-21-09, 22:08
db2girl db2girl is offline
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Join Date: Aug 2008
Location: Toronto, Canada
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Check if this tablespace has any "pending free" pages. Use db2pd -tablespaces or snapshot for tablespaces. Check the following technote for information on how to lower the HWM: IBM - Lowering the High-Water Mark of a Tablespace
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