{
    'scan_on' => {
        'index_name' => 'test_pkey',
        'table_name' => 'test'
    },
    'estimated_startup_cost' => '0',
    'estimated_rows'         => '1',
    'type'                   => 'Index Scan',
    'extra_info'             => [ 'Index Cond: (id = 4)' ],
    'estimated_total_cost'   => '8.27',
    'estimated_row_width'    => '4',
    'is_analyzed'            => 0,
}