Interface: UseChartDataResult
Properties
Section titled “Properties”data:
ChartData|null
The fetched data (Arrow Table or JSON array)
error:
string|null
Error message if any
isArrow
Section titled “isArrow”isArrow:
boolean
Whether the data is in Arrow format
isEmpty
Section titled “isEmpty”isEmpty:
boolean
Whether the data is empty
loading
Section titled “loading”loading:
boolean
Loading state
warehouseStatus
Section titled “warehouseStatus”warehouseStatus:
WarehouseStatus|null
Latest warehouse readiness status from SSE. Retains the last value
(including RUNNING) until the next start(); null only before
the first event. Use with loading to distinguish warehouse warm-up
from in-flight SQL fetch.