I think that this would be a bug if that was the case. I am pretty sure at some point, we had a filter for nulls.
Cheers, Abdullah. > On May 26, 2018, at 5:25 AM, Chen Luo <[email protected]> wrote: > > Hi devs, > > I've a question about null values in secondary index. I've assumed that > null values are simply excluded from the secondary index. For example, if I > build a secondary index on Name, then a record with Name being null would > not be indexed. I also saw in IntroduceSecondaryIndexInsertDeleteRule we > created some filtering expression to filter out null secondary values. > > However, when we bulkload a dataset, this filtering expression is never > executed when loading a secondary index, which implies all null values are > added to the secondary index. Is it safe to assume this is a bug? > > Best regards, > Chen Luo
