Allow nested fields in the composite aggregation #37178
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This changes adds the support to handle `nested` fields in the `composite` aggregation. A `nested` aggregation can be used as parent of a `composite` aggregation in order to target `nested` fields in the `sources`. Closes elastic#28611
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Pinging @elastic/es-analytics-geo |
polyfractal
approved these changes
Jan 24, 2019
| if (parent != null) { | ||
| throw new IllegalArgumentException("[composite] aggregation cannot be used with a parent aggregation"); | ||
| AggregatorFactory<?> invalid = checkParentIsNullOrNested(parent); | ||
| if (invalid != null) { |
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Out of curiosity, what scenario might trigger this now that nested is supported?
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If you add a parent other than a nested aggregator. So for instance a terms aggregation cannot use a composite aggregation as a sub-aggregation.
jimczi
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Jan 25, 2019
This changes adds the support to handle `nested` fields in the `composite` aggregation. A `nested` aggregation can be used as parent of a `composite` aggregation in order to target `nested` fields in the `sources`. Closes #28611
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why can't it support all kinds of aggregators as parent ? |
juliovalcarcel
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Feb 13, 2019
A composite aggregation should be allowed to be a grandchild of a nested aggregation only if it's parent is a filter aggregation. Relates to elastic#37178
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Starting on which version is this feature available? |
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This changes adds the support to handle
nestedfields in thecompositeaggregation. A
nestedaggregation can be used as parent of acompositeaggregation in order to target
nestedfields in thesources.Closes #28611