Query time 0.00120
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "62.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "11.00"
},
"nested_loop": [
{
"table": {
"table_name": "cscart_images_links",
"access_type": "range",
"possible_keys": [
"object_id"
],
"key": "object_id",
"used_key_parts": [
"object_id",
"object_type",
"type"
],
"key_length": "81",
"rows_examined_per_scan": 11,
"rows_produced_per_join": 11,
"filtered": "100.00",
"index_condition": "((`eshopuga_upgr_4122`.`cscart_images_links`.`object_type` = 'product') and (`eshopuga_upgr_4122`.`cscart_images_links`.`type` = 'M') and (`eshopuga_upgr_4122`.`cscart_images_links`.`object_id` in (388,426,409,404,1936,387,386,416,441,322)))",
"cost_info": {
"read_cost": "23.21",
"eval_cost": "2.20",
"prefix_cost": "25.41",
"data_read_per_join": "1K"
},
"used_columns": [
"pair_id",
"object_id",
"object_type",
"image_id",
"detailed_id",
"type",
"position"
]
}
},
{
"table": {
"table_name": "cscart_images",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"image_id"
],
"key_length": "4",
"ref": [
"eshopuga_upgr_4122.cscart_images_links.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 11,
"filtered": "100.00",
"cost_info": {
"read_cost": "11.00",
"eval_cost": "2.20",
"prefix_cost": "38.61",
"data_read_per_join": "8K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
],
"attached_condition": "<if>(is_not_null_compl(cscart_images), (`eshopuga_upgr_4122`.`cscart_images_links`.`detailed_id` = `eshopuga_upgr_4122`.`cscart_images`.`image_id`), true)"
}
},
{
"table": {
"table_name": "cscart_common_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"lang_code",
"object_holder"
],
"key_length": "107",
"ref": [
"eshopuga_upgr_4122.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 11,
"filtered": "100.00",
"cost_info": {
"read_cost": "11.00",
"eval_cost": "2.20",
"prefix_cost": "51.81",
"data_read_per_join": "6K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(cscart_common_descriptions), (`eshopuga_upgr_4122`.`cscart_common_descriptions`.`object_id` = `eshopuga_upgr_4122`.`cscart_images`.`image_id`), true)"
}
}
]
}
}
}
Result
image_id |
image_path |
image_x |
image_y |
is_high_res |
pair_id |
object_id |
object_type |
detailed_id |
type |
position |
alt |
images_image_id |
0 |
Full_of_Yello_Wishes.jpg |
350 |
350 |
N |
1600 |
322 |
product |
1718 |
M |
0 |
|
1718 |
0 |
White_Rose_Brightness.jpg |
225 |
225 |
N |
1683 |
386 |
product |
1801 |
M |
0 |
|
1801 |
0 |
White_Paradise.jpeg |
400 |
500 |
N |
1684 |
387 |
product |
1802 |
M |
0 |
|
1802 |
0 |
Splendid_Awesomeness.jpg |
420 |
490 |
N |
1685 |
388 |
product |
1803 |
M |
0 |
|
1803 |
0 |
SWEET_SUNSHINE.jpg |
500 |
484 |
N |
1701 |
404 |
product |
1819 |
M |
0 |
|
1819 |
0 |
SURPRISE_ME.png |
350 |
240 |
N |
1706 |
409 |
product |
1824 |
M |
0 |
|
1824 |
0 |
WRAP_ME_IN_RED.jpg |
450 |
600 |
N |
1713 |
416 |
product |
1831 |
M |
0 |
|
1831 |
0 |
LOTS_OF_ENERGY.jpg |
300 |
300 |
N |
1723 |
426 |
product |
1841 |
M |
0 |
|
1841 |
0 |
YELLOW_PASSION.jpg |
600 |
600 |
N |
1738 |
441 |
product |
1856 |
M |
0 |
|
1856 |
0 |
APlus_Love_Basket.jpg |
500 |
500 |
N |
3348 |
1936 |
product |
3466 |
M |
0 |
|
3466 |