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Zoltan Farkas commented on AVRO-1723: ------------------------------------- To be a bit more precise, There is a change in the IDL spec: "The declaration order does not matter anymore" you can reference a type that is declared downstream. (just like in java) > Add support for forward declarations in avro IDL > ------------------------------------------------ > > Key: AVRO-1723 > URL: https://issues.apache.org/jira/browse/AVRO-1723 > Project: Avro > Issue Type: Improvement > Affects Versions: 1.8.0 > Reporter: Zoltan Farkas > > Currently Recursive data structures like: > record SampleNode { > int count = 0; > array<SamplePair> samples = []; > } > record SamplePair { > string name; > SampleNode node; > } > It is not possible to declare in IDL, > however it is possible to declare in avsc (with fix from > https://issues.apache.org/jira/browse/AVRO-1667 ) > It is actually not complicated to implement, here is some detail on a > possible implementation: > https://github.com/zolyfarkas/avro/commit/210c50105717149f3daa39b8d4160b8548b8e363 > This would close a capability gap with google protocol buffers... -- This message was sent by Atlassian JIRA (v6.3.4#6332)