# `QueryDslQueryBase` [interface-QueryDslQueryBase]

| Name | Type | Description |
| - | - | - |
| `_name` | string |   |
| `boost` | [float](./float.md) | Floating point number used to decrease or increase the relevance scores of the query. Boost values are relative to the default value of 1.0. A boost value between 0 and 1.0 decreases the relevance score. A value greater than 1.0 increases the relevance score. |