Re: [C++] Sparse Unions and CICD tests

2020-11-30 Thread Wes McKinney
Regarding our CI: these builds should be consistently green (which they are, only the Python 3.5 CI entry is failing for known reasons, see e.g. https://github.com/apache/arrow/commit/64f9b3fbe9ef4c718449a735435b53ab992ca852). We have a couple of flaky tests, but if you are seeing other failures t

[C++] Sparse Unions and CICD tests

2020-11-29 Thread Ying Zhou
Hi, Really thanks for the help you guys gave me in the past! Tonight I would like to ask two questions. First of all it seems that in the C++ implementation of sparse unions it is possible to construct a union array of length 8 from two child arrays of length 4 with dense union-like behavior.