Did you ever figure this out? I was having the same problem.
-- Chris Miller On Fri, Feb 19, 2016 at 2:53 AM, Siva <[email protected]> wrote: > Can someone help on this? Is anyone faced similar issue? > > Thanks, > Sivakumar Bhavanari. > > On Wed, Feb 17, 2016 at 4:21 PM, Siva <[email protected]> wrote: > >> Hi Everyone, >> >> I m new to avro, running into issues if a type is combined with "null", >> like ["null","int"] or ["null", "string"]. >> >> I have a schema like below >> >> { >> "type":"record","namespace":"tutorialspoint", >> "name":"empdetails","fields":[ { >> "name":"experience", >> "type":["null","string"],"default":null >> }, >> { "name":"age", "type":"int" } >> ] >> } >> >> Below is the json dataset. >> >> {"experience" : "da", "age": 50} >> >> java -jar avro-tools-1.7.7.jar fromjson --schema-file test.avsc test.json >> > test.avro >> >> If I have "null" value in "experience" column it goes though, but if it >> has some string it is giving below error. Similar error with int types as >> well (VALUE_NUMBER_INT). >> >> Exception in thread "main" org.apache.avro.AvroTypeException: Expected >> start-union. Got VALUE_STRING >> at org.apache.avro.io.JsonDecoder.error(JsonDecoder.java:697) >> at org.apache.avro.io.JsonDecoder.readIndex(JsonDecoder.java:441) >> at >> org.apache.avro.io.ResolvingDecoder.doAction(ResolvingDecoder.java:290) >> at org.apache.avro.io.parsing.Parser.advance(Parser.java:88) >> >> I have columns with strings or nulls in json, is there a work around to >> this error without changing the json data? >> >> Thanks in advance. >> >> Thanks, >> Sivakumar Bhavanari. >> > >
