himanshug commented on a change in pull request #6988: [Improvement] historical
fast restart by lazy load columns metadata(20X faster)
URL: https://github.com/apache/incubator-druid/pull/6988#discussion_r281801476
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File path:
server/src/main/java/org/apache/druid/segment/loading/SegmentLoaderConfig.java
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@@ -36,6 +36,9 @@
@NotEmpty
private List<StorageLocationConfig> locations = null;
+ @JsonProperty("lazyLoadOnStart")
+ private boolean lazyLoadOnStart = false;
Review comment:
Please add documentation for this config . In the doc
- note in what situation it might be useful to set this option to true.
- note the catch mentioned in
https://github.com/apache/incubator-druid/pull/6988#issuecomment-463528940 .
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