Re: mixing java libraries between 1.12.x and 1.11.x

2021-03-11 Thread Arvid Heise
Hi Jin, as Till already answered on the ticket: in general, there is no guarantee that stuff works in between different versions. Everything that builds on public APIs is guaranteed to be forward compatible. However, in this case, you want things to be backward-compatible, which is impossible to b

mixing java libraries between 1.12.x and 1.11.x

2021-03-10 Thread Jin Yi
(also updated https://issues.apache.org/jira/browse/FLINK-19955 w/ this question) i'm in the situation where i want to use ParquetProtoWriters found in flink-parquet 1.12.x. the rest of our codebase, anticipating possibly running on the fully-managed aws flink solution for production, is dependin