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<?php
/**
* WPSEO Premium plugin file.
*
* @package WPSEO\Premium\Classes\Export
*/
/**
* Interface WPSEO_Export_Keywords_Query
*
* Creates a SQL query to gather all data for a keywords export.
*/
interface WPSEO_Export_Keywords_Query {
/**
* Returns the page size for the query.
*
* @return int Page size that is being used.
*/
public function get_page_size();
/**
* Constructs the query and executes it, returning an array of objects containing the columns this object was constructed with.
* Every object will always contain the ID column.
*
* @param int $page Paginated page to retrieve.
*
* @return array An array of associative arrays containing the keys as requested in the constructor.
*/
public function get_data( $page = 1 );
/**
* Prepares the necessary selects and joins to get all data in a single query.
*
* @param array $columns The columns we want our query to return.
*
* @return void
*/
public function set_columns( array $columns );
}