Optionalcolumn_One short description per column; null where a column has none.
Optionalcolumn_Per-column kind, one per column.
Optionalcolumn_Per-column chart scale hint, one per column; null for no hint.
Column names, in row order.
Optionalnext_Opaque token that resumes the read; present only when resumable.
OptionalresumableWhether following next_cursor reads more; present only when truncated.
Number of rows returned, after any cap; equals rows.length.
Rows of scalar cells; each row has one cell per column.
OptionalsourceWhich instance and snapshot answered; left out when unset.
Optionalstop_Why the read stopped early.
Optionaltotal_Exact size of the full result, as an integer or a decimal string.
True when a cap, a stop or an interrupted read cut the result short.
OptionalwarningsNon-fatal problems the caller should relay; left out when empty.
Columns and rows for results whose shape is only known at run time.