Class yii\db\pgsql\JsonExpressionBuilder

Inheritanceyii\db\pgsql\JsonExpressionBuilder
Implementsyii\db\ExpressionBuilderInterface
Uses Traitsyii\db\ExpressionBuilderTrait
Available since version2.0.14
Source Code https://github.com/yiisoft/yii2/blob/master/framework/db/pgsql/JsonExpressionBuilder.php

Class JsonExpressionBuilder builds yii\db\JsonExpression for PostgreSQL DBMS.

Protected Properties

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PropertyTypeDescriptionDefined By
$queryBuilder yii\db\QueryBuilder yii\db\ExpressionBuilderTrait

Public Methods

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MethodDescriptionDefined By
__construct() ExpressionBuilderTrait constructor. yii\db\ExpressionBuilderTrait
build() {@inheritdoc} yii\db\pgsql\JsonExpressionBuilder

Protected Methods

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MethodDescriptionDefined By
getTypecast() yii\db\pgsql\JsonExpressionBuilder

Method Details

build() public method

{@inheritdoc}

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

The expression to be built

$params
getTypecast() protected method

protected string getTypecast ( yii\db\JsonExpression $expression )
$expression yii\db\JsonExpression
return string

The typecast expression based on \yii\db\pgsql\type.