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Oracle 9i ¿ªÊ¼¶àÁË 3 ¸ö¹ØÓÚʱ¼äµÄÊý¾ÝÀàÐÍ£ºTIMESTAMP [(precision)] TIMESTAMP [(precision)] WITH TIME ZONE TIMESTAMP [(precision)] WITH LOCAL TIME ZONE£¬ÆäÖÐ TIMESTAMP [(precision)] ......

ORACLE RBA(redo byte address)

Redo Byte Address (RBA)
Recent entries in the redo thread of an Oracle instance are addressed using a 3-part redo byte address, or RBA. An RBA is comprised of
the log file sequence number (4 bytes)
the log file block number (4 bytes)
the byte offset into the block at which the redo record sta ......

ORACLE ±í¿Õ¼ä²Ù×÷×ܽá

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CREATE TABLESPACE data01
DATAFILE '/oracle/oradata/db/DATA01.dbf' SIZE 500M
UNIFORM SIZE 128k;
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CREATE UNDO TABLESPACE UNDOTBS02
DATAFILE '/oracle/oradata/db/UNDOTBS02.dbf' SIZE 50M
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SELECT tablespace_name, block_size, extent_management, segment_space_management from dba_tablespaces;
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SELECT tablespace_name, initial_extent, next_extent, max_extents, pct_increase, min_extlen from dba_tablespaces;
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SEL ......
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