Could someone assign me to the created https://issues.apache.org/jira/browse/FLINK-9482?
2018-05-31 17:48 GMT+03:00 Viktor Vlasov <viktorvlasovsiber...@gmail.com>: > Thank you Shuyi, I will investigate these issues. > > 2018-05-31 17:42 GMT+03:00 Shuyi Chen <suez1...@gmail.com>: > >> I think you might find some context in these 2 PRs in Flink & Calcite >> respectively: >> >> https://issues.apache.org/jira/browse/CALCITE-1987 >> https://issues.apache.org/jira/browse/FLINK-7934 >> >> We have different EXTRACT implementation paths in Calcite and Flink. Hope >> it helps. >> >> On Thu, May 31, 2018 at 7:13 AM, Viktor Vlasov < >> viktorvlasovsiber...@gmail.com> wrote: >> >> > Thank you for quick response, ok, I'll do it >> > >> > >> > 2018-05-31 17:01 GMT+03:00 Fabian Hueske <fhue...@gmail.com>: >> > >> > > Hi Viktor, >> > > >> > > Welcome to the Flink dev mailing list! >> > > You are certainly right, this is an unexpected behavior and IMO we >> should >> > > fix this. >> > > >> > > It would be great if you could open a JIRA issue for that and maybe >> also >> > > dig a bit into the issue to figure out why this happens. >> > > >> > > Thank you, >> > > Fabian >> > > >> > > 2018-05-31 15:53 GMT+02:00 Viktor Vlasov < >> viktorvlasovsiber...@gmail.com >> > >: >> > > >> > > > Hi there! >> > > > >> > > > First of all I want to thank you for your time and efforts about >> this >> > > > project. >> > > > >> > > > I am Software Engineer with almost 3 years experience, most of the >> > time I >> > > > work with Java related technologies. >> > > > >> > > > Recently I have started to consider possibility to contribute to >> Flink. >> > > > For begin I chose this issue: https://issues.apache.org/ >> > > > jira/browse/FLINK-9432. >> > > > >> > > > After implementation I have faced with an interesting question. >> When I >> > > was >> > > > trying to decide what tests to create for the function DECADE in >> class >> > > > org/apache/flink/table/expressions/validation/ >> > > > ScalarFunctionsValidationTest.scala >> > > > I've figured out that such functions as CENTURY and MILLENNIUM work >> > with >> > > > TIME type without problems. Here an examples: >> > > > EXTRACT(CENTURY FROM TIME '00:00:00') - returns 0 >> > > > EXTRACT(MILLENNIUM FROM TIME '00:00:00') - returns 0 >> > > > >> > > > It's strange by my opinion, time is not date and how we can extract >> > such >> > > > things from that. >> > > > >> > > > Meanwhile when I try to use similar logic in calcite, error is >> occured. >> > > > Here an example: >> > > > SELECT EXTRACT(CENTURY FROM TIME '00:00:00'); >> > > > throws `java.lang.AssertionError: unexpected TIME` >> > > > >> > > > Is it necessary to create separate issue for that? >> > > > >> > > >> > >> >> >> >> -- >> "So you have to trust that the dots will somehow connect in your future." >> > >
