| Name | Type | Description | Notes |
|---|---|---|---|
| col | **** | The column to filter by. Can be either a string (physical or saved expression) or an object (adhoc column) | |
| grain | String | Optional time grain for temporal filters | [optional] |
| is_extra | BOOLEAN | Indicates if the filter has been added by a filter component as opposed to being a part of the original query. | [optional] |
| op | String | The comparison operator. | |
| val | **** | The value or values to compare against. Can be a string, integer, decimal or list, depending on the operator. | [optional] |