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Chen, Junjie
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Reviewed-by: Mützel, Andrea <andrea.muetzel@t-systems.com> Co-authored-by: Chen, Junjie <chenjunjie@huawei.com> Co-committed-by: Chen, Junjie <chenjunjie@huawei.com>
16 lines
1.5 KiB
HTML
16 lines
1.5 KiB
HTML
<a name="dcs-migration-0312017"></a><a name="dcs-migration-0312017"></a>
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<h1 class="topictitle1">Can I Migrate Data from a Multi-DB Source Redis Instance to a Cluster DCS Redis Instance?</h1>
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<div id="body8662426"><p id="dcs-migration-0312017__dcs-migration-0312017_0_p183615550231">A total of 256 DBs (DB 0 to DB 255) can be configured for a single-node or master/standby DCS instance.</p>
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<ul id="dcs-migration-0312017__dcs-migration-0312017_0_ul176819611816"><li id="dcs-migration-0312017__dcs-migration-0312017_0_li14499576813">If the target is a cluster instance (a cluster instance has only one DB):<p id="dcs-migration-0312017__dcs-migration-0312017_0_p798851853220"><a name="dcs-migration-0312017__dcs-migration-0312017_0_li14499576813"></a><a name="dcs-migration-0312017_0_li14499576813"></a>Solutions:</p>
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<ol id="dcs-migration-0312017__dcs-migration-0312017_0_ol1565813100333"><li id="dcs-migration-0312017__dcs-migration-0312017_0_li8658181018332">Combine different DBs in the source Redis instance into one DB.</li><li id="dcs-migration-0312017__dcs-migration-0312017_0_li106581610193316">Apply for multiple DCS instances.</li></ol>
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<p id="dcs-migration-0312017__dcs-migration-0312017_0_p1469491414337">After the migration, the instance connection address and DB IDs change. In this case, modify the configurations for your services.</p>
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</li></ul>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="dcs-faq-0326024.html">Data Backup, Export, and Migration</a></div>
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</div>
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</div>
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