Fix ScanIterator may fail when an error encounters#63
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zhexuany merged 2 commits intotikv:masterfrom Jun 14, 2019
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Signed-off-by: birdstorm <samuelwyf@hotmail.com>
Signed-off-by: birdstorm <samuelwyf@hotmail.com>
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When ScanIterator gets an Error from TiKV indicating region info needs to be refreshed, e.g., region epoch is not match, we should retry with a new client to prevent unrecoverable failure.