Cool, do you have any idea how to implement the function in Arrow? Such as create a JIRA ticket and describe the idea?
> On 2 Jan 2018, at 11:37 PM, Wes McKinney <wesmck...@gmail.com> wrote: > > > Hi Jin, > > If you are reading Parquet files, you can look at the column > statistics for a row group using the C++ API. We definitely plan to > implement functions to compute reduction-based statistics like minimum > and maximum from data already in an Arrow array in C++, but it has not > been implemented yet. > > - Wes > > On Sun, Dec 24, 2017 at 3:48 AM, Jin Hai <mildwolf...@sina.com> wrote: >> >> Hi, >> I am going to check the arrow array data range, if the range doesn’t >> include my data, I will scan it any more. Do we have such way to get this >> kind of data? >> >> Thanks >> >> Best Regards >> Jin Hai >> >> > >
