# EffectivePartitionField Full effective partition spec, including system-controlled rows. **Type**: `object` ## Properties - name: column (required) type: string description: Logical column the row partitions by (built-in name or bare tag key). - name: systemControlled (required) type: boolean description: Whether this row is system-controlled and cannot be edited. - name: transform (optional) type: `PartitionTransform`