yii\db\pgsql\ArrayExpressionBuilder - Yii2 类参考手册
Class yii\db\pgsql\ArrayExpressionBuilder
| Inheritance | yii\db\pgsql\ArrayExpressionBuilder |
|---|---|
| Implements | yii\db\ExpressionBuilderInterface |
| Uses Traits | yii\db\ExpressionBuilderTrait |
| Available since version | 2.0.14 |
Class ArrayExpressionBuilder builds yii\db\ArrayExpression for PostgreSQL DBMS.
Protected Properties
隐藏继承的属性 Hide inherited properties
| 属性Property | 类型 Type | 简介 Description | 定义在 Defined By |
|---|---|---|---|
| $queryBuilder | yii\db\QueryBuilder | yii\db\ExpressionBuilderTrait |
Public Methods
隐藏继承的方法 Hide inherited methods
| 方法 Method | 简介 Description | 定义在 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\pgsql\ArrayExpressionBuilder |
Protected Methods
隐藏继承的方法 Hide inherited methods
| 方法 Method | 简介 Description | 定义在 Defined By |
|---|---|---|
| buildPlaceholders() | Builds placeholders array out of $expression values | yii\db\pgsql\ArrayExpressionBuilder |
| buildSubqueryArray() | Build an array expression from a subquery SQL. | yii\db\pgsql\ArrayExpressionBuilder |
| getTypehint() | yii\db\pgsql\ArrayExpressionBuilder | |
| typecastValue() | Casts $value to use in $expression | yii\db\pgsql\ArrayExpressionBuilder |
方法详情 Method Details
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\ArrayExpression|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. |
|---|---|---|
Builds placeholders array out of $expression values
| protected array buildPlaceholders ( yii\db\ExpressionInterface $expression, &$params ) | ||
| $expression | yii\db\ExpressionInterface|yii\db\ArrayExpression | |
| $params | array | The binding parameters. |
Build an array expression from a subquery SQL.
| protected string buildSubqueryArray ( $sql, yii\db\ArrayExpression $expression ) | ||
| $sql | string | The subquery SQL. |
| $expression | yii\db\ArrayExpression | |
| return | string | The subquery array expression. |
|---|---|---|
| protected string getTypehint ( yii\db\ArrayExpression $expression ) | ||
| $expression | yii\db\ArrayExpression | |
| return | string | The typecast expression based on \yii\db\pgsql\type. |
|---|---|---|
Casts $value to use in $expression
| protected yii\db\JsonExpression typecastValue ( yii\db\ArrayExpression $expression, $value ) | ||
| $expression | yii\db\ArrayExpression | |
| $value | mixed | |