Adds a boost query field with value and optional boost (bq parameter)

# SolrDisMaxQuery::addBoostQuery

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SolrDisMaxQuery::addBoostQuery — Adds a boost query field with value and optional boost (bq parameter)

### 说明

public function SolrDisMaxQuery::addBoostQuery(string `$field`, string `$value`, string `$boost` = ?): SolrDisMaxQuery

Adds a Boost Query field with value [and boost] (bq parameter)

### 参数

`field`

`value`

`boost`

### 返回值

SolrDisMaxQuery

### 示例

示例 #1 SolrDisMaxQuery::addBoostQuery() example

    <?php

    $dismaxQuery = new SolrDisMaxQuery("lucene");
    $dismaxQuery
        ->addBoostQuery('cat', 'clothing', 2)
        ->addBoostQuery('cat', 'electronics', 5.1)
    ;
    echo $dismaxQuery.PHP_EOL;
    ?>

以上示例的输出类似于：

    q=lucene&defType=edismax&bq=cat:clothing^2 cat:electronics^5.1

### 参见

- SolrDisMaxQuery::removeBoostQuery() - Removes a boost query partial by field name (bq)
- SolrDisMaxQuery::setBoostQuery() - Directly Sets Boost Query Parameter (bq)

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