Thanks , that what I am doing now. I appreciate all the help. Easiest way : Uninstall 4.0 Install 3.9 Configure Weewx Done
On Mon, May 18, 2020 at 8:35 AM Tom Keffer <tkef...@gmail.com> wrote: > I don't know how many different ways I can say it, but I'll try again: *there > is no difference between a V3.9 database and a V4.0 database!* > > Just keep using your old database. Copy it over into your new installation > and restart weewx. Done. > > -tk > > On Mon, May 18, 2020 at 5:24 AM Ron Sell <ronsel...@gmail.com> wrote: > >> I upgraded to Pi4, >> when I started installing everything I just went with the latest version. >> I guess i could uninstall weewx4 and go with 3.9. >> >> On Mon, May 18, 2020 at 8:17 AM Tom Keffer <tkef...@gmail.com> wrote: >> >>> Yeah, I guess that strategy won't work, at least not with a >>> simple ".dump" command. >>> >>> Can we pause for a second and ask why you are doing this? What was wrong >>> with your old database? >>> >>> On Sun, May 17, 2020 at 7:01 PM Ron Sell <ronsel...@gmail.com> wrote: >>> >>>> Thanks. >>>> >>>> Got the script working but now i get this\: >>>> Error: near line 38817: table archive has 114 columns but 59 values >>>> were supplied >>>> >>>> do i need to modify the .sql to provide the difference in values? >>>> >>>> >>>> On Sun, May 17, 2020 at 8:47 PM Tom Keffer <tkef...@gmail.com> wrote: >>>> >>>>> It's in the commands I suggested. Make a backup first. >>>>> >>>>> On Sun, May 17, 2020 at 5:41 PM Ron Sell <ronsel...@gmail.com> wrote: >>>>> >>>>>> Thanks, >>>>>> I did the data dump. Its now an SQL file. How do I get it into the >>>>>> weewx4.0 database? >>>>>> >>>>>> thanks >>>>>> >>>>>> >>>>>> On Sun, May 17, 2020 at 11:06 AM Tom Keffer <tkef...@gmail.com> >>>>>> wrote: >>>>>> >>>>>>> How about doing a dump of the v3.9 database, then delete the CREATE >>>>>>> TABLE statement. Then import into the V4 database. >>>>>>> >>>>>>> Something like: >>>>>>> >>>>>>> # Create a dump, then strip out the CREATE TABLE >>>>>>> echo ".dump" | sqlite3 weewx3.92.sdb | sed -e 's/^CREATE TABLE//' > >>>>>>> weewx3.92.sql >>>>>>> # Use the results to insert into the V4.0 table >>>>>>> sqlite3 weewx4.0.sdb < weewx3.92.sql >>>>>>> >>>>>>> One thing I want to stress is that there is no difference between a >>>>>>> V3.9 database and a V4.0 database. The only difference is that V4.0 >>>>>>> offers >>>>>>> a new, extended schema. >>>>>>> >>>>>>> -tk >>>>>>> >>>>>>> On Sun, May 17, 2020 at 6:55 AM Ron Sell <ronsel...@gmail.com> >>>>>>> wrote: >>>>>>> >>>>>>>> I upgraded to a new Pi and weewx 4.0. >>>>>>>> >>>>>>>> Old Pi >>>>>>>> weexwx 3.9.2 >>>>>>>> Database extended for more observations >>>>>>>> 58 columns >>>>>>>> Running for a year >>>>>>>> >>>>>>>> New Pi >>>>>>>> Weewx 4.0 >>>>>>>> Database not extended Included all of the observstions i needed in >>>>>>>> the new version.' >>>>>>>> 113 columns >>>>>>>> >>>>>>>> What is the best way to keep all my old data? >>>>>>>> >>>>>>>> >>>>>>>> I can't just copy the old database 1 for 1 since they are different. >>>>>>>> >>>>>>>> thanks >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> 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 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