Using ver. 1.7... Any way around it in existing version? On Thu, Nov 8, 2018 at 5:53 PM Colin Dean <colin.d...@arcadia.io> wrote:
> What version of NiFi are you using? An error like this comes up every now > and then; one was just fixed in NiFi 1.8.0 but it was related to JDBC > drivers that return Long for unsigned ints. 1.8.0 also improved the error > message so that it should show the type of the object that was passed into > the unresolvable union. > > > > https://github.com/apache/nifi/pull/3032 > > > > > > *From: *l vic <lvic4...@gmail.com> > *Reply-To: *"users@nifi.apache.org" <users@nifi.apache.org> > *Date: *Thursday, November 8, 2018 at 5:43 PM > *To: *"users@nifi.apache.org" <users@nifi.apache.org> > *Subject: *[EXT] ExecuteSQL: convertToAvroStream failure with SQlite > integer > > > > Hi, I am trying to use ExecuteSQL to get "epoch time" value from SQLite > table: > > select start_date from sched > > where start_time is defined as INTEGER > > If the start_date = 1536548297955 i see the following exception: > > failed to process due to > org.apache.avro.file.DataFileWriter$AppendWriteException: > org.apache.avro.UnresolvedUnionException: Not in union ["null","int"]: > 1536548297955; rolling back session: {} > > org.apache.avro.file.DataFileWriter$AppendWriteException: > org.apache.avro.UnresolvedUnionException: Not in union ["null","int"]: > 1536548297955 > > at org.apache.avro.file.DataFileWriter.append(DataFileWriter.java:308) > > at > > Caused by: org.apache.avro.UnresolvedUnionException: Not in union > ["null","int"]: 1536548297955 > > at org.apache.avro.generic.GenericData.resolveUnion(GenericData.java:709) > > > > This is obviously Avro conversion issue as this works from sqlite3 CLI.. > > If I try to define it as BIGINT i > have org.apache.avro.UnresolvedUnionException: Not in union > ["null","long"]: 1536548297955; > > Any idea how i can resolve this? > > Thanks, > > -V >
