发明名称 |
System and method for maintaining and recovering data consistency across multiple pages |
摘要 |
The present invention provides a system and method that facilitates data consistency maintenance between two segments of memory. A data consistency maintenance and recovery system and method of the present invention uses a dual page configuration and locking process to store and track data. A primary page is used as the primary data storage location and a mirror page operates as a copy of the primary page, except during certain stages of data manipulation operations. In one embodiment the present invention facilitates consistency maintenance during a write operation to a database. The present invention also facilitates data recovery following a system or process crash.
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申请公布号 |
US6721739(B1) |
申请公布日期 |
2004.04.13 |
申请号 |
US20000730871 |
申请日期 |
2000.12.05 |
申请人 |
SILICON GRAPHICS, INC. |
发明人 |
MENDE, JR. ROBERT G.;VASA MAYANK V. |
分类号 |
G06F17/30;(IPC1-7):G06F17/30 |
主分类号 |
G06F17/30 |
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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