Examples

[
    'columns' => [
        'group_db_10' => [
            'label' => 'group_db_10 allowed=pages size=1',
            'config' => [
                'type' => 'group',
                'allowed' => 'pages',
                'maxitems' => 1,
                'minitems' => 0,
                'size' => 1,
                'suggestOptions' => [
                    'default' => [
                        'additionalSearchFields' => 'nav_title, url',
                        'addWhere' => 'AND pages.doktype = 1',
                    ],
                ],
            ],
        ],
    ],
]

[
    'columns' => [
        'group_db_1' => [
            'label' => 'group_db_1 allowed=be_users,be_groups description',
            'description' => 'field description',
            'config' => [
                'type' => 'group',
                'allowed' => 'be_users,be_groups',
                'fieldControl' => [
                    'editPopup' => [
                        'disabled' => false,
                    ],
                    'addRecord' => [
                        'disabled' => false,
                    ],
                    'listModule' => [
                        'disabled' => false,
                    ],
                ],
            ],
        ],
    ],
]