The grid (core) ยท console.warn
source.mode "derived": `statistics` needs an object naming the statistic, e.g. `{ fn: 'correlation', columns: ['a', 'b'] }`. Known fn: {list}.
Printed by The grid (core), prefixed [lattice], since 1.52.0.
Warnings reference › source.derived.statistics.shape
- Identifier
source.derived.statistics.shape- Raised by
- The grid (core)
- Since
- 1.52.0
What happened
statistics was not an object, so no statistic could be built and the derived grid produces no rows.
The fix
Pass an object naming the statistic and its arguments.
The smallest fix
source: { mode: 'derived', from: grid, statistics: { fn: 'correlation', columns: ['price', 'volume'] } }Reference
Covered in full at the API reference.