# Class AggregationQuery.Builder (3.1.0)

3.1.0 (latest) 2.40.0 2.37.0 2.36.0 2.34.0 2.33.3 2.32.3 2.31.4 2.30.0 2.29.1 2.28.2 2.27.1 2.26.4 2.25.2 2.24.3 2.23.0 2.22.0 2.21.3 2.20.2 2.19.2 2.18.5 2.17.6

    public static class AggregationQuery.Builder

## Inheritance

[java.lang.Object](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html) \> AggregationQuery.Builder

## Inherited Members

[Object.clone()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--) [Object.equals(Object)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-) [Object.finalize()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--) [Object.getClass()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--) [Object.hashCode()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--) [Object.notify()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--) [Object.notifyAll()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--) [Object.toString()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--) [Object.wait()](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--) [Object.wait(long)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-) [Object.wait(long,int)](https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-)

## Constructors

### Builder()

    public Builder()

## Methods

### addAggregation(Aggregation aggregation)

    public AggregationQuery.Builder addAggregation(Aggregation aggregation)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `aggregation` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.aggregation.Aggregation` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |

### addAggregation(AggregationBuilder\<?\> aggregationBuilder)

    public AggregationQuery.Builder addAggregation(AggregationBuilder<?> aggregationBuilder)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `aggregationBuilder` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.aggregation.AggregationBuilder<?>` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |

### addAggregations(Aggregation\[\] aggregations)

    public AggregationQuery.Builder addAggregations(Aggregation[] aggregations)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `aggregations` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.aggregation.Aggregation[]` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |

### addAggregations(AggregationBuilder\<?\>\[\] aggregationBuilders)

    public AggregationQuery.Builder addAggregations(AggregationBuilder<?>[] aggregationBuilders)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `aggregationBuilders` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.aggregation.AggregationBuilder<?>[]` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |

### build()

    public AggregationQuery build()

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery` |   |

### over(GqlQuery\<?\> nestedQuery)

    public AggregationQuery.Builder over(GqlQuery<?> nestedQuery)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `nestedQuery` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.GqlQuery<?>` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |

### over(StructuredQuery\<?\> nestedQuery)

    public AggregationQuery.Builder over(StructuredQuery<?> nestedQuery)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `nestedQuery` | `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.StructuredQuery<?>` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |

### setNamespace(String namespace)

    public AggregationQuery.Builder setNamespace(String namespace)

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `namespace` | `https://docs.oracle.com/javase/8/docs/api/java/lang/String.html` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `https://docs.cloud.google.com/java/docs/reference/google-cloud-datastore/latest/com.google.cloud.datastore.AggregationQuery.Builder` |   |