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Class yii\db\mssql\QueryBuilder

继承yii\db\mssql\QueryBuilder » yii\db\QueryBuilder » yii\base\BaseObject
实现yii\base\Configurable
可用版本自2.0
源码 https://github.com/yiichina/yii2/blob/api/framework/db/mssql/QueryBuilder.php

MS SQL Server(版本要求 2008 以及 2008 以上版本)数据库查询构建器。

公共属性

隐藏继承的属性

属性类型描述被定义在
$db yii\db\Connection The database connection. yii\db\QueryBuilder
$separator string The separator between different fragments of a SQL statement. yii\db\QueryBuilder
$typeMap array 从抽象列类型(键)到物理列类型(值)的映射。 yii\db\mssql\QueryBuilder

受保护的属性

隐藏继承的属性

属性类型描述被定义在
$conditionBuilders array Map of query condition to builder methods. yii\db\QueryBuilder
$conditionClasses array Map of condition aliases to condition classes. yii\db\QueryBuilder
$expressionBuilders string[]|yii\db\ExpressionBuilderInterface[] Maps expression class to expression builder class. yii\db\QueryBuilder

公共方法

隐藏继承的方法

方法描述被定义在
__call() Calls the named method which is not a class method. yii\base\BaseObject
__construct() Constructor. yii\db\QueryBuilder
__get() Returns the value of an object property. yii\base\BaseObject
__isset() Checks if a property is set, i.e. defined and not null. yii\base\BaseObject
__set() Sets value of an object property. yii\base\BaseObject
__unset() Sets an object property to null. yii\base\BaseObject
addCheck() Creates a SQL command for adding a check constraint to an existing table. yii\db\QueryBuilder
addColumn() Builds a SQL statement for adding a new DB column. yii\db\QueryBuilder
addCommentOnColumn() Builds a SQL command for adding comment to column. yii\db\mssql\QueryBuilder
addCommentOnTable() Builds a SQL command for adding comment to table. yii\db\mssql\QueryBuilder
addDefaultValue() Creates a SQL command for adding a default value constraint to an existing table. yii\db\mssql\QueryBuilder
addForeignKey() Builds a SQL statement for adding a foreign key constraint to an existing table. yii\db\QueryBuilder
addPrimaryKey() Builds a SQL statement for adding a primary key constraint to an existing table. yii\db\QueryBuilder
addUnique() Creates a SQL command for adding an unique constraint to an existing table. yii\db\QueryBuilder
alterColumn() 构建用于更改列定义的 SQL 语句。 yii\db\mssql\QueryBuilder
batchInsert() Generates a batch INSERT SQL statement. yii\db\QueryBuilder
bindParam() Helper method to add $value to $params array using PARAM_PREFIX. yii\db\QueryBuilder
build() Generates a SELECT SQL statement from a yii\db\Query object. yii\db\QueryBuilder
buildAndCondition() Connects two or more SQL expressions with the AND or OR operator. yii\db\QueryBuilder
buildBetweenCondition() Creates an SQL expressions with the BETWEEN operator. yii\db\QueryBuilder
buildColumns() Processes columns and properly quotes them if necessary. yii\db\QueryBuilder
buildCondition() Parses the condition specification and generates the corresponding SQL expression. yii\db\QueryBuilder
buildExistsCondition() Creates an SQL expressions with the EXISTS operator. yii\db\QueryBuilder
buildExpression() Builds given $expression yii\db\QueryBuilder
buildFrom() yii\db\QueryBuilder
buildGroupBy() yii\db\QueryBuilder
buildHashCondition() Creates a condition based on column-value pairs. yii\db\QueryBuilder
buildHaving() yii\db\QueryBuilder
buildInCondition() Creates an SQL expressions with the IN operator. yii\db\QueryBuilder
buildJoin() yii\db\QueryBuilder
buildLikeCondition() Creates an SQL expressions with the LIKE operator. yii\db\QueryBuilder
buildLimit() yii\db\QueryBuilder
buildNotCondition() Inverts an SQL expressions with NOT operator. yii\db\QueryBuilder
buildOrderBy() yii\db\QueryBuilder
buildOrderByAndLimit() Builds the ORDER BY and LIMIT/OFFSET clauses and appends them to the given SQL. yii\db\mssql\QueryBuilder
buildSelect() yii\db\QueryBuilder
buildSimpleCondition() Creates an SQL expressions like "column" operator value. yii\db\QueryBuilder
buildUnion() yii\db\QueryBuilder
buildWhere() yii\db\QueryBuilder
canGetProperty() Returns a value indicating whether a property can be read. yii\base\BaseObject
canSetProperty() Returns a value indicating whether a property can be set. yii\base\BaseObject
checkIntegrity() 构建用于启用或禁用数据完整性检查的 SQL 语句。 yii\db\mssql\QueryBuilder
className() Returns the fully qualified name of this class. yii\base\BaseObject
createConditionFromArray() Transforms $condition defined in array format (as described in yii\db\Query::where() to instance of \yii\db\yii\db\condition\ConditionInterface according to $conditionClasses map. yii\db\QueryBuilder
createIndex() Builds a SQL statement for creating a new index. yii\db\QueryBuilder
createTable() Builds a SQL statement for creating a new DB table. yii\db\QueryBuilder
createView() Creates a SQL View. yii\db\QueryBuilder
delete() Creates a DELETE SQL statement. yii\db\QueryBuilder
dropCheck() Creates a SQL command for dropping a check constraint. yii\db\QueryBuilder
dropColumn() Builds a SQL statement for dropping a DB column. yii\db\QueryBuilder
dropCommentFromColumn() Builds a SQL command for adding comment to column. yii\db\mssql\QueryBuilder
dropCommentFromTable() Builds a SQL command for adding comment to table. yii\db\mssql\QueryBuilder
dropDefaultValue() Creates a SQL command for dropping a default value constraint. yii\db\mssql\QueryBuilder
dropForeignKey() Builds a SQL statement for dropping a foreign key constraint. yii\db\QueryBuilder
dropIndex() Builds a SQL statement for dropping an index. yii\db\QueryBuilder
dropPrimaryKey() Builds a SQL statement for removing a primary key constraint to an existing table. yii\db\QueryBuilder
dropTable() Builds a SQL statement for dropping a DB table. yii\db\QueryBuilder
dropUnique() Creates a SQL command for dropping an unique constraint. yii\db\QueryBuilder
dropView() Drops a SQL View. yii\db\QueryBuilder
executeResetSequence() Execute a SQL statement for resetting the sequence value of a table's primary key. yii\db\QueryBuilder
getColumnType() Converts an abstract column type into a physical column type. yii\db\QueryBuilder
getExpressionBuilder() Gets object of yii\db\ExpressionBuilderInterface that is suitable for $expression. yii\db\QueryBuilder
hasMethod() Returns a value indicating whether a method is defined. yii\base\BaseObject
hasProperty() Returns a value indicating whether a property is defined. yii\base\BaseObject
init() Initializes the object. yii\db\QueryBuilder
insert() Creates an INSERT SQL statement. yii\db\mssql\QueryBuilder
renameColumn() 构建对列名重命名的 SQL 语句。 yii\db\mssql\QueryBuilder
renameTable() 构建用于重新命名数据库表名的 SQL 语句。 yii\db\mssql\QueryBuilder
resetSequence() 创建用于重置表主键的序列值的 SQL 语句。 序列将被重置, 以便于下一个新行插入的主键具有指定的值或者为 1。 yii\db\mssql\QueryBuilder
selectExists() Creates a SELECT EXISTS() SQL statement. yii\db\mssql\QueryBuilder
setConditionClasses() Setter for $conditionClasses property. yii\db\QueryBuilder
setExpressionBuilders() Setter for $expressionBuilders property. yii\db\QueryBuilder
truncateTable() Builds a SQL statement for truncating a DB table. yii\db\QueryBuilder
update() Creates an UPDATE SQL statement. yii\db\mssql\QueryBuilder
upsert() Creates an SQL statement to insert rows into a database table if they do not already exist (matching unique constraints), or update them if they do. yii\db\mssql\QueryBuilder

受保护的方法

隐藏继承的方法

方法描述被定义在
defaultConditionClasses() Contains array of default condition classes. Extend this method, if you want to change default condition classes for the query builder. See $conditionClasses docs for details. yii\db\QueryBuilder
defaultExpressionBuilders() Contains array of default expression builders. Extend this method and override it, if you want to change default expression builders for this query builder. See $expressionBuilders docs for details. yii\db\mssql\QueryBuilder
getAllColumnNames() 返回给定模型的列名数组。 yii\db\mssql\QueryBuilder
hasLimit() Checks to see if the given limit is effective. yii\db\QueryBuilder
hasOffset() Checks to see if the given offset is effective. yii\db\QueryBuilder
isOldMssql() yii\db\mssql\QueryBuilder
newBuildOrderByAndLimit() 为 SQL SERVER 2012 或更高版本构建的 BY/LIMIT/OFFSET 子句。 yii\db\mssql\QueryBuilder
oldBuildOrderByAndLimit() 为 SQL SERVER 2005 到 2008 版本构建的 BY/LIMIT/OFFSET 子句。 yii\db\mssql\QueryBuilder
prepareInsertSelectSubQuery() Prepare select-subquery and field names for INSERT INTO . yii\db\QueryBuilder
prepareInsertValues() Prepares a VALUES part for an INSERT SQL statement. yii\db\QueryBuilder
prepareUpdateSets() Prepares a SET parts for an UPDATE SQL statement. yii\db\QueryBuilder
prepareUpsertColumns() yii\db\QueryBuilder

常量

隐藏继承的常量

常量描述被定义在
PARAM_PREFIX ':qp' The prefix for automatically generated query binding parameters. yii\db\QueryBuilder

属性详情

$typeMap 公共 属性

从抽象列类型(键)到物理列类型(值)的映射。

public array $typeMap = [\yii\db\mssql\Schema::TYPE_PK => 'int IDENTITY PRIMARY KEY', \yii\db\mssql\Schema::TYPE_UPK => 'int IDENTITY PRIMARY KEY', \yii\db\mssql\Schema::TYPE_BIGPK => 'bigint IDENTITY PRIMARY KEY', \yii\db\mssql\Schema::TYPE_UBIGPK => 'bigint IDENTITY PRIMARY KEY', \yii\db\mssql\Schema::TYPE_CHAR => 'nchar(1)', \yii\db\mssql\Schema::TYPE_STRING => 'nvarchar(255)', \yii\db\mssql\Schema::TYPE_TEXT => 'nvarchar(max)', \yii\db\mssql\Schema::TYPE_TINYINT => 'tinyint', \yii\db\mssql\Schema::TYPE_SMALLINT => 'smallint', \yii\db\mssql\Schema::TYPE_INTEGER => 'int', \yii\db\mssql\Schema::TYPE_BIGINT => 'bigint', \yii\db\mssql\Schema::TYPE_FLOAT => 'float', \yii\db\mssql\Schema::TYPE_DOUBLE => 'float', \yii\db\mssql\Schema::TYPE_DECIMAL => 'decimal(18,0)', \yii\db\mssql\Schema::TYPE_DATETIME => 'datetime', \yii\db\mssql\Schema::TYPE_TIMESTAMP => 'datetime', \yii\db\mssql\Schema::TYPE_TIME => 'time', \yii\db\mssql\Schema::TYPE_DATE => 'date', \yii\db\mssql\Schema::TYPE_BINARY => 'varbinary(max)', \yii\db\mssql\Schema::TYPE_BOOLEAN => 'bit', \yii\db\mssql\Schema::TYPE_MONEY => 'decimal(19,4)']

方法详情

addCommentOnColumn() 公共 方法 (自版本 2.0.8 可用)

Builds a SQL command for adding comment to column.

public string addCommentOnColumn($table, $column, $comment)
$table string

The table whose column is to be commented. The table name will be properly quoted by the method.

$column string

The name of the column to be commented. The column name will be properly quoted by the method.

$comment string

The text of the comment to be added. The comment will be properly quoted by the method.

return string

The SQL statement for adding comment on column

addCommentOnTable() 公共 方法 (自版本 2.0.8 可用)

Builds a SQL command for adding comment to table.

public string addCommentOnTable($table, $comment)
$table string

The table whose column is to be commented. The table name will be properly quoted by the method.

$comment string

The text of the comment to be added. The comment will be properly quoted by the method.

return string

The SQL statement for adding comment on table

addDefaultValue() 公共 方法

Creates a SQL command for adding a default value constraint to an existing table.

public string addDefaultValue($name, $table, $column, $value)
$name string

The name of the default value constraint. The name will be properly quoted by the method.

$table string

The table that the default value constraint will be added to. The name will be properly quoted by the method.

$column string

The name of the column to that the constraint will be added on. The name will be properly quoted by the method.

$value mixed

Default value.

return string

The SQL statement for adding a default value constraint to an existing table.

throws yii\base\NotSupportedException

if this is not supported by the underlying DBMS.

alterColumn() 公共 方法

构建用于更改列定义的 SQL 语句。

public string alterColumn($table, $column, $type)
$table string

要更改列的表名。该方法将正确引用表名。

$column string

要更改的列的名称。该方法将正确引用列名

$type string

新的列类型。将调用 getColumnType() 方法将抽象列类型(存在的话)转换为物理列类型。 任何未被识别未抽象类型的内容都将保留在生成的 SQL 语句中。例如,string 将被转换为 varchar(255), 而 string not null 会被转换成 varchar(255) not null

return string

用于更改列而定义的 SQL 语句。

buildOrderByAndLimit() 公共 方法

Builds the ORDER BY and LIMIT/OFFSET clauses and appends them to the given SQL.

public string buildOrderByAndLimit($sql, $orderBy, $limit, $offset)
$sql string

The existing SQL (without ORDER BY/LIMIT/OFFSET)

$orderBy array

The order by columns. See \yii\db\mssql\Query::orderBy for more details on how to specify this parameter.

$limit integer

The limit number. See \yii\db\mssql\Query::limit for more details.

$offset integer

The offset number. See \yii\db\mssql\Query::offset for more details.

return string

The SQL completed with ORDER BY/LIMIT/OFFSET (if any)

checkIntegrity() 公共 方法

构建用于启用或禁用数据完整性检查的 SQL 语句。

public string checkIntegrity($check true, $schema '', $table '')
$check boolean

是否启用或禁用数据完整性检查。

$schema string

表架构。

$table string

表名。

return string

用于检查数据完整性的 SQL 语句

defaultExpressionBuilders() 受保护 方法

Contains array of default expression builders. Extend this method and override it, if you want to change default expression builders for this query builder. See $expressionBuilders docs for details.

protected array defaultExpressionBuilders()
dropCommentFromColumn() 公共 方法 (自版本 2.0.8 可用)

Builds a SQL command for adding comment to column.

public string dropCommentFromColumn($table, $column)
$table string

The table whose column is to be commented. The table name will be properly quoted by the method.

$column string

The name of the column to be commented. The column name will be properly quoted by the method.

return string

The SQL statement for adding comment on column

dropCommentFromTable() 公共 方法 (自版本 2.0.8 可用)

Builds a SQL command for adding comment to table.

public string dropCommentFromTable($table)
$table string

The table whose column is to be commented. The table name will be properly quoted by the method.

return string

The SQL statement for adding comment on column

dropDefaultValue() 公共 方法

Creates a SQL command for dropping a default value constraint.

public string dropDefaultValue($name, $table)
$name string

The name of the default value constraint to be dropped. The name will be properly quoted by the method.

$table string

The table whose default value constraint is to be dropped. The name will be properly quoted by the method.

return string

The SQL statement for dropping a default value constraint.

throws yii\base\NotSupportedException

if this is not supported by the underlying DBMS.

getAllColumnNames() 受保护 方法

返回给定模型的列名数组。

protected array|null getAllColumnNames($modelClass null)
$modelClass string

模型类名

return array|null

模型列名数组

insert() 公共 方法

Creates an INSERT SQL statement.

For example,

$sql = $queryBuilder->insert('user', [
    'name' => 'Sam',
    'age' => 30,
], $params);

The method will properly escape the table and column names.

public string insert($table, $columns, &$params)
$table string

The table that new rows will be inserted into.

$columns array|yii\db\Query

The column data (name => value) to be inserted into the table or instance of \yii\db\mssql\yii\db\Query to perform INSERT INTO ... SELECT SQL statement. Passing of \yii\db\mssql\yii\db\Query is available since version 2.0.11.

$params array

The binding parameters that will be generated by this method. They should be bound to the DB command later.

return string

The INSERT SQL

isOldMssql() 受保护 方法
Deprecated 自版本 2.0.14:Use yii\db\mssql\Schema::getServerVersion() with \version_compare().

protected boolean isOldMssql()
return boolean

所使用的 MSSQL 版本是否早于 MSSQL 2012。

throws yii\base\InvalidConfigException
throws yii\db\Exception
newBuildOrderByAndLimit() 受保护 方法

为 SQL SERVER 2012 或更高版本构建的 BY/LIMIT/OFFSET 子句。

protected string newBuildOrderByAndLimit($sql, $orderBy, $limit, $offset)
$sql string

现有的 SQL 语句(语句中不包含 ORDER BY/LIMIT/OFFSET)

$orderBy array

按列排序。有关如何指定此参数的详细信息,参阅 yii\db\Query::orderBy()

$limit integer

限制量。更多细节,请参阅 yii\db\Query::limit()

$offset integer

偏移量。更多细节,请参阅 yii\db\Query::offset()

return string

包含 ORDER BY/LIMIT/OFFSET 的 SQL 语句(假如有的话)

oldBuildOrderByAndLimit() 受保护 方法

为 SQL SERVER 2005 到 2008 版本构建的 BY/LIMIT/OFFSET 子句。

protected string oldBuildOrderByAndLimit($sql, $orderBy, $limit, $offset)
$sql string

现有的 SQL 语句(语句中不包含 ORDER BY/LIMIT/OFFSET)

$orderBy array

按列排序。有关如何指定此参数的详细信息,参阅 yii\db\Query::orderBy()

$limit integer

限制量。更多细节,请参阅 yii\db\Query::limit()

$offset integer

偏移量。更多细节,请参阅 yii\db\Query::offset()

return string

包含 ORDER BY/LIMIT/OFFSET 的 SQL 语句(假如有的话)

renameColumn() 公共 方法

构建对列名重命名的 SQL 语句。

public string renameColumn($table, $oldName, $newName)
$table string

要重命名的列所在表的名称。该方法将正确引用表名。

$oldName string

旧的列名. 该方法将正确引用列名。

$newName string

新的列名。该方法将正确引用列名。

return string

用于重命名数据库表列名的 SQL 语句。

renameTable() 公共 方法

构建用于重新命名数据库表名的 SQL 语句。

public string renameTable($oldName, $newName)
$oldName string

要重命名的表名。该方法将正确引用表名。

$newName string

表的新名称。该方法将正确引用表名。

return string

用于重命名数据库表名的 SQL 语句。

resetSequence() 公共 方法

创建用于重置表主键的序列值的 SQL 语句。 序列将被重置, 以便于下一个新行插入的主键具有指定的值或者为 1。

public string resetSequence($tableName, $value null)
$tableName string

要重建主键序列的数据库表名。

$value mixed

插入的下一个新行的主键的值。如果未设置此值, 则下一个新行的主键值将为 1。

return string

用于重置主键序列的 SQL 语句

throws yii\base\InvalidArgumentException

如果该表不存在,或没有与之关联的序列,则抛出异常。

selectExists() 公共 方法 (自版本 2.0.8 可用)

Creates a SELECT EXISTS() SQL statement.

public string selectExists($rawSql)
$rawSql string

The subquery in a raw form to select from.

return string

The SELECT EXISTS() SQL statement.

update() 公共 方法

Creates an UPDATE SQL statement.

For example,

$params = [];
$sql = $queryBuilder->update('user', ['status' => 1], 'age > 30', $params);

The method will properly escape the table and column names.

public string update($table, $columns, $condition, &$params)
$table string

The table to be updated.

$columns array

The column data (name => value) to be updated.

$condition array|string

The condition that will be put in the WHERE part. Please refer to \yii\db\mssql\Query::where() on how to specify condition.

$params array

The binding parameters that will be modified by this method so that they can be bound to the DB command later.

return string

The UPDATE SQL

upsert() 公共 方法

Creates an SQL statement to insert rows into a database table if they do not already exist (matching unique constraints), or update them if they do.

For example,

$sql = $queryBuilder->upsert('pages', [
    'name' => 'Front page',
    'url' => 'http://example.com/', // url is unique
    'visits' => 0,
], [
    'visits' => new \yii\db\Expression('visits + 1'),
], $params);

The method will properly escape the table and column names.

参见:

public string upsert($table, $insertColumns, $updateColumns, &$params)
$table string

The table that new rows will be inserted into/updated in.

$insertColumns array|yii\db\Query

The column data (name => value) to be inserted into the table or instance of \yii\db\mssql\Query to perform INSERT INTO ... SELECT SQL statement.

$updateColumns array|boolean

The column data (name => value) to be updated if they already exist. If true is passed, the column data will be updated to match the insert column data. If false is passed, no update will be performed if the column data already exists.

$params array

The binding parameters that will be generated by this method. They should be bound to the DB command later.

return string

The resulting SQL.

throws yii\base\NotSupportedException

if this is not supported by the underlying DBMS.