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Index > ORACLE Server Parameters > _ncmb_readahead_enabled

_ncmb_readahead_enabled


NOTE: This is an internal Oracle parameter. Do NOT use it unless instructed to do so by Oracle Support. Playing with this parameter may be harmful.

Oracle 11.1.0:

Parameter Name:_ncmb_readahead_enabled
Description:enable multi-block readahead for an index scan
Type:NUMBER Obsoleted:FALSE
Can ALTER SESSION:TRUE Can ALTER SYSTEM:IMMEDIATE

Oracle 10.2.0:

Parameter Name:_ncmb_readahead_enabled
Description:enable multi-block readahead for an index scan
Type:NUMBER Obsoleted:FALSE
Can ALTER SESSION:TRUE Can ALTER SYSTEM:IMMEDIATE

Oracle 10.1.0:

Parameter Name:_ncmb_readahead_enabled
Description:enable multi-block readahead for an index scan
Type:NUMBER Obsoleted:FALSE
Can ALTER SESSION:TRUE Can ALTER SYSTEM:IMMEDIATE

Oracle 9.2.0:

Parameter Name:_ncmb_readahead_enabled
Description:enable multi-block readahead for an index scan
Type:NUMBER Obsoleted:FALSE
Can ALTER SESSION:TRUE Can ALTER SYSTEM:FALSE

Oracle 8.1.7:

Parameter Name:_ncmb_readahead_enabled
Description:enable multi-block readahead for an index scan
Type:NUMBER Obsoleted:FALSE
Can ALTER SESSION:TRUE Can ALTER SYSTEM:FALSE

Oracle 8.0.6:

No such parmeter in Oracle 8.0.6.

Oracle 7.3.4:

No such parmeter in Oracle 7.3.4.

This parameter is not documented and should not be used. Search for more info about [ _ncmb_readahead_enabled ] on the Oracle FAQ.

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