Class yii\db\PdoValueBuilder

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Inheritance	yii\db\PdoValueBuilder
Implements	yii\db\ExpressionBuilderInterface
Available since version	2.0.14
Source Code	https://github.com/yiisoft/yii2/blob/master/framework/db/PdoValueBuilder.php

Class PdoValueBuilder builds object of the yii\db\PdoValue expression class.

Public Methods

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

Constants

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Constant	Value	Description	Defined By
PARAM_PREFIX	':pv'		yii\db\PdoValueBuilder

Method Details

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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 $expression, array &$params = [] )
$expression	yii\db\ExpressionInterface	The expression to be built.
$params	array	The binding parameters.
return	string	The raw SQL that will not be additionally escaped or quoted.

Source code

                public function build(ExpressionInterface $expression, array &$params = [])
{
    $placeholder = static::PARAM_PREFIX . count($params);
    $params[$placeholder] = $expression;
    return $placeholder;
}