Github user cestella commented on a diff in the pull request:
https://github.com/apache/metron/pull/1021#discussion_r189895905
--- Diff:
metron-platform/metron-common/src/main/java/org/apache/metron/common/configuration/enrichment/handler/StellarConfig.java
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@@ -142,8 +143,14 @@ else if(kv.getValue() instanceof List) {
{
--- End diff --
If you are using a `_`, then you cannot make a judgement about which fields
you're using, so you have to include all fields. If you aren't, then you can
make some decision and only want to send the fields required to the adapter.
That's the basis for the either/or situation.
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