AVRO-2019: Improve documentation for logical type annotation (#1413)
AVRO-2019: Improve documentation for logical type annotation (#1413)

This is the 2017 patch from Andrew Rosca, documenting using @logicalType
to allow arbitrary logical types in IDL.
apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro,apache/avro