OptionaldatabaseWhether this field comes from the source database. When false, the field is a calculated
field not present in the original data source.
OptionalfieldGrouping information for this field (date ranges, numeric ranges, or discrete groups).
OptionalformulaA formula for a calculated field, expressed in A1-style notation.
The name of the field, typically matching the column header in the source data.
OptionalnumThe number format code for this field's values (e.g. "General", "#,##0").
OptionalsharedThe unique values found in this field's source data. Used for item indexing in pivot cache records and pivot field items.
OptionalsharedMetadata about the shared items or record-level values for this field. When sharedItems is populated, this can be derived from the items; when absent, it preserves type/range information that would otherwise be lost.
Describes a field (column) in a pivot cache. Each cache field corresponds to a column in the source data range.