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<?php

namespace ipl\Sql;

/**
 * Interface for CTEs via {@link with()}
 */
interface CommonTableExpressionInterface
{
    /**
     * Get all CTEs
     *
     * [
     *   [$query, $alias, $columns, $recursive],
     *   ...
     * ]
     *
     * @return array[]
     */
    public function getWith();

    /**
     * Add a CTE
     *
     * @param Select $query
     * @param string $alias
     * @param bool   $recursive
     *
     * @return $this
     */
    public function with(Select $query, $alias, $recursive = false);

    /**
     * Reset all CTEs
     *
     * @return $this
     */
    public function resetWith();
}