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londiste.repair: add option to dump in parallel#48
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@tarvip , hello! Could you please explain what does the option |
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This is used by repair. When tables are repaired then source and target tables are dumped to disk and then these dumps are compared later. Without --parallel option tables are dumped in serial. First source is dumped then target. Downside is that if you have large table then transaction on target can be opened for a long time as it is opened before starting source dump. |
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