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Class yii\db\QueryExpressionBuilder

All Classes | Properties | Methods
Inheritanceyii\db\QueryExpressionBuilder
Implementsyii\db\ExpressionBuilderInterface
Uses Traitsyii\db\ExpressionBuilderTrait
Available since version2.0.14
Source Code https://github.com/yiisoft/yii2/blob/master/framework/db/QueryExpressionBuilder.php

Class QueryExpressionBuilder is used internally to build yii\db\Query object using unified yii\db\QueryBuilder expression building interface.

Protected Properties

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Property Type Description Defined By
$queryBuilder yii\db\QueryBuilder yii\db\ExpressionBuilderTrait

Public Methods

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Method Description Defined By
__construct() ExpressionBuilderTrait constructor. yii\db\ExpressionBuilderTrait
build() Method builds the raw SQL from the $expression that will not be additionally escaped or quoted. yii\db\QueryExpressionBuilder

Method Details

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__construct() public method

Defined in: yii\db\ExpressionBuilderTrait::__construct()

ExpressionBuilderTrait constructor.

public mixed __construct ( yii\db\QueryBuilder $queryBuilder )
$queryBuilder yii\db\QueryBuilder 

                public function __construct(QueryBuilder $queryBuilder)
{
    $this->queryBuilder = $queryBuilder;
}
build() public method

Method builds the raw SQL from the $expression that will not be additionally escaped or quoted.

public string build ( yii\db\ExpressionInterface|yii\db\Query $expression, array &$params = [] )
$expression yii\db\ExpressionInterface|yii\db\Query

The expression to be built.
$params array

The binding parameters.
return string

The raw SQL that will not be additionally escaped or quoted.

 

                public function build(ExpressionInterface $expression, array &$params = [])
{
    // https://github.com/yiisoft/yii2/issues/19771
    if ($expression instanceof ActiveQuery && $expression->sql !== null) {
        $params = array_merge($params, $expression->params ?? []);
        return '(' . $expression->sql . ')';
    }
    list($sql, $params) = $this->queryBuilder->build($expression, $params);
    return "($sql)";
}