发明名称 |
Method for file deletion and recovery against system failures in database management system |
摘要 |
A method for file deletion and recovery against system failures in a database management system comprising steps of deleting files listed in a pending action list during a transaction commit process, writing a non-atomic file deletion as an atomic operation into a log and recovering uncompleted file deletion during restart recovery by using the log is disclosed. When system failures occur during file deletion in a database management system, resources of which releasing is interrupted by failures are released perfectly through recovery step, so it is advantageous in that coherency of data is maintained and efficiency of storage device arises.
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申请公布号 |
US2003126163(A1) |
申请公布日期 |
2003.07.03 |
申请号 |
US20020175098 |
申请日期 |
2002.06.20 |
申请人 |
KIM HONG-YEON;WON JONGHO;KIM JUNE;KIM MYUNG-JOON |
发明人 |
KIM HONG-YEON;WON JONGHO;KIM JUNE;KIM MYUNG-JOON |
分类号 |
G06F17/40;G06F11/14;(IPC1-7):G06F12/00 |
主分类号 |
G06F17/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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