Goh Wei Xiang f68a0693f3 Allow use of non-threadsafe ObjectCachingColumnSelectorFactory (#4397) ... * Adding a flag to indicate when ObjectCachingColumnSelectorFactory need not be threadsafe. * - Use of computeIfAbsent over putIfAbsent - Replace Maps.newXXXMap() with normal instantiation - Documentations on when is thread-safe required. - Use Builders for On/OffheapIncrementalIndex * - Optimization on computeIfAbsent - Constant EMPTY DimensionsSpec - Improvement on IncrementalIndexSchema.Builder - Remove setting of default values - Use var args for metrics - Correction on On/OffheapIncrementalIndex Builders - Combine On/OffheapIncrementalIndex Builders * - Removing unused imports. * - Helper method for testing with IncrementalIndex.Builder * - Correction on javadoc. * Style fix		2017-06-16 16:04:19 -05:00
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main	More methods in QueryMetrics and TopNQueryMetrics (the last part of #3798) (#4284)	2017-06-07 09:49:08 -07:00
test/java/io/druid/query/scan	Allow use of non-threadsafe ObjectCachingColumnSelectorFactory (#4397)	2017-06-16 16:04:19 -05:00