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Posted to commits@druid.apache.org by GitBox <gi...@apache.org> on 2019/02/06 01:39:38 UTC
[GitHub] gianm commented on issue #6988: [Improvement] historical fast
restart by lazy load columns metadata(20X faster)
gianm commented on issue #6988: [Improvement] historical fast restart by lazy load columns metadata(20X faster)
URL: https://github.com/apache/incubator-druid/pull/6988#issuecomment-460872112
IMO a lazy loading option is nice for very dense historical nodes. So I am supportive of this idea. It should be off by default, though, since it defers work from startup to query time, and for a medium/low-density historical node you'd prefer to do that work at startup to keep queries fast.
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