Thank you very much for your availability and your answer It works !
Le lundi 18 mai 2020 22:25:10 UTC+2, Tom Keffer a écrit : > > This trick worked by using an expression in the SQL SELECT statement. > Unfortunately, that ability got lost in V4.0. > > Nevertheless, there's no good reason why it should not be allowed. Commit > e76e374 > <https://github.com/weewx/weewx/commit/e76e374595fe9a8cbaf3adc85ca7513f9a393f5c> > > brings this ability back. Give it a try. Swap your version of xtypes.py > (probably located in either /usr/share/weewx/weewx/xtypes.py or > /home/weewx/bin/weewx/xtypes.py) with this one > <https://raw.githubusercontent.com/weewx/weewx/master/bin/weewx/xtypes.py>. > Let me know how it goes. > > -tk > > > On Mon, May 18, 2020 at 12:31 PM Mic G77 <[email protected] <javascript:>> > wrote: > >> Hello, >> >> Last weekend, I moved from weewx3.8 to weewx4.0 and I'm not any more able >> to produce graph with data calculated from the database. >> If someone can help.... >> >> Thank you in advance. >> >> >> >> >> Le mardi 4 juin 2019 23:31:52 UTC+2, Thomas Keffer a écrit : >>> >>> That is very clever! It occurs to me you could probably combine SQL data >>> types. It doesn’t have to be just one type. >>> >>> On Tue, Jun 4, 2019 at 1:03 PM Mic G77 <[email protected]> wrote: >>> >>>> Hello, >>>> i've been looking for a way to produce graph with data calculated from >>>> the database. >>>> I Finally find a solution. So I share it with you. >>>> >>>> This is an exemple : >>>> >>>> [[[dayPoid]]] >>>> yscale = None, None, None >>>> [[[[extraTemp2]]]] >>>> [[[[extraTest]]]] >>>> data_type = 18.3+0.03*extraHumid2 >>>> >>>> In this case, i'm able to see a graph of the function : 18.3 >>>> +0.03extraHumid2. >>>> I hope it could help. >>>> >>>> >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "weewx-user" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/weewx-user/5689249a-ef2b-4c38-ad2a-72a1a2b643dc%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/weewx-user/5689249a-ef2b-4c38-ad2a-72a1a2b643dc%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> For more options, visit https://groups.google.com/d/optout. >>>> >>> -- >>> -tk >>> >> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/weewx-user/eab7c178-93f5-4ccc-accc-d83c818a285b%40googlegroups.com >> >> <https://groups.google.com/d/msgid/weewx-user/eab7c178-93f5-4ccc-accc-d83c818a285b%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/933459ee-29f2-4800-b94e-e1f4dce7a125%40googlegroups.com.
