Re: lack of function and low usability of provided function

Found another function which does not implement the function as it declared. https://ci.apache.org/projects/flink/flink-docs-release-1.8/dev/table/functions.html#temporal-functions The func

Re: lack of function and low usability of provided function

Hi Henry, Flink is an open source project. New build-in functions are constantly contributed to Flink. Right now, there are more than 5 PRs open to add or improve various functions. If you find that some functions are not working correctly or could be improved, you can open a Jira issue. The same

Re: lack of function and low usability of provided function

Hi Henry, thanks for giving feedback. The set of built-in functions is a continous effort that will never be considered as "done". If you think a function should be supported, you can open issues in FLINK-6810 and we can discuss its priority. Flink is an open source project so feel also free

Re: lack of function and low usability of provided function

Hi Henry, I recently submitted some PRs about Scalar functions, some of which have been merged and some are being reviewed, and some may be what you need. Log2(x) :https://issues.apache.org/jira/browse/FLINK-9928 will be released in Flink 1.7 exp(x): exists here https://ci.apache.org/projects/fli