Ignition database test

Environmental Science

Ignition 8.1.2 (b2021020311)

Delete point

tag Do not cancel history storage , Delete directly ,retired Recording time
tag Cancel history storage , And then delete ,retired Don't record the time

After deleting , Add a point with the same name , The curve continues ：

Point modification name

tag Start naming ：valve tag

tag Change the name ：valve tag2
The curve starts again , Will not save before tag The curve of

here , Database to modify , Put the previous curve tag valve tag Change the name to the latest valve tag2, The curve remains continuous

Summary

1. Delete the stored history tag, Just delete it ,retired The deletion time will be recorded automatically .
2. modify tag name , If you want to keep the curve continuous , You can modify the data in the database tag The name of .