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목록rowid (1)

DBILITY

ROWID 구조

버전 자리수 형식 7 8 byte ( 4 - 2 - 2 ) 1~4 block number 5~6 row number 7~8 file number 8 10 byte ( 4 -1.5 -2.5 - 2 ) 1~4 data object id 5~half 6 file number half 6~8 block number 9~ 10 rownumber 18 byte ( 6 - 3 - 6 - 3 ) 1~6 data object id 7~9 file number 10~15 block number 16~18 row number 11g SELECT ROWID AS "ROW_ID", DBMS_ROWID.ROWID_OBJECT(rowid) "OBJECT", DBMS_ROWID.ROWID_RELATIVE_FNO(rowid) "FIL..
database/oracle 2018. 3. 22. 10:25
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