Data health

Gaps in the last 24 hours

Pauses of more than 2 minutes between saved readings, longest first.

Back up

Download a complete copy of the database as a .db file. Safe to run while data is coming in.

Delete old data

Remove rows older than a number of days. Preview first to see how many rows it affects.

Remove impossible readings

Readings outside realistic ranges, usually from a loose sensor wire.

Optimize

Shrinks the file after deleting rows (VACUUM). Takes a moment on a big database.