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control file block size - db_block size? [message #528283]

Mon, 24 October 2011 01:53

hanner
Messages: 90
Registered: August 2011
Location: at HOME

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SQL> select block_size from v$controlfile;

BLOCK_SIZE
----------
     16384

SQL> show parameter db_block_size;

NAME                                 TYPE        VALUE
------------------------------------ ----------- ------------------------------
db_block_size                        integer     8192

the 2 can have difference block size?

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Re: control file block size - db_block size? [message #528290 is a reply to message #528283]

Mon, 24 October 2011 02:20

Michel Cadot
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Registered: March 2007
Location: Saint-Maur, France, https...

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Yes.

Regards
Michel

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Re: control file block size - db_block size? [message #528339 is a reply to message #528283]

Mon, 24 October 2011 06:13

gazzag
Messages: 1119
Registered: November 2010
Location: Bedwas, UK

Senior Member

Do you only have one control file?

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Re: control file block size - db_block size? [message #528341 is a reply to message #528339]

Mon, 24 October 2011 06:21

Michel Cadot
Messages: 68737
Registered: March 2007
Location: Saint-Maur, France, https...

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It seems unless he stripped his output which is possible as the result is the same for each control file and it does not add any information to have 1 or several times the same value.
Anyway, this is not the question.

Regards
Michel

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