tail | Juttle Language Reference
Only emit the last limit points from each batch.
tail limit [by field1, [field2, ...]]
||The number of points to emit; may be an expression that evaluates to an integer||No; defaults to 1|
||One or more fields by which to group. See Grouping fields with by.||No|
Example: Generate batches containing 10 points each, but only log the last 2 points from each batch