QueryBatcher

Type

Class

Namespace

craft\db

Inherits

craft\db\QueryBatcher

Implements

craft\base\Batchable

Since

4.4.0

QueryBatcher provides a craft\base\Batchable wrapper for a given yii\db\QueryInterface object.

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Public Methods

Method	Description
__construct()	Constructor
count()
getSlice()	Returns a slice of the items

__construct()

Constructor

WARNING

The query should have orderBy set on it, ideally to the table’s primary key column. That will ensure that the rows returned in result batches are consecutive.

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Arguments

• $query (yii\db\QueryInterface)
• $db (yii\db\Connection, null)

count()

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getSlice()

Returns a slice of the items

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Arguments

• $offset (integer)
• $limit (integer)

Returns

iterable