发明名称 |
CREATING RESTORE COPY FROM COPY OF SOURCE DATA IN REPOSITORY HAVING SOURCE DATA AT DIFFERENT POINT-IN-TIMES |
摘要 |
A computer program product, system, and method for creating a restore copy (124) from a copy of source data (104) in a repository (110) having source data (104) at different point-in- times. All the source data (104) as of an initial point-in-time is copied to a repository (110). In response to completing point-in-time copies following the initial point-in-time, change information is transmitted to the repository (110) indicating changed data (120) in the source data (104) that changed between the point-in-time of the point-in-time copy and a subsequent point-in-time. For each point-in-time copy, copying changed source data comprising source data (104) indicated in the change information for the point-in-time copy as changed to the repository (110). A restore request is received to restore the source data (104) as of a restore point-in-time. The source data (104) in the repository (110) as of the restore point-in-time is copied from the repository (110) to a restore copy (124). |
申请公布号 |
WO2015125030(A1) |
申请公布日期 |
2015.08.27 |
申请号 |
WO2015IB50225 |
申请日期 |
2015.01.12 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION;IBM UNITED KINGDOM LIMITED;IBM (CHINA) INVESTMENT COMPANY LIMITED |
发明人 |
KISHI, GREGORY, TAD;JAQUETTE, GLEN, ALAN |
分类号 |
G06F12/16 |
主分类号 |
G06F12/16 |
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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