Query time 0.00085
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "16.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "7.00"
},
"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": 7,
"rows_produced_per_join": 7,
"filtered": "100.00",
"index_condition": "((`dev_yourmart_co_bw`.`cscart_images_links`.`object_type` = 'product') and (`dev_yourmart_co_bw`.`cscart_images_links`.`type` = 'M') and (`dev_yourmart_co_bw`.`cscart_images_links`.`object_id` in (11315,11311,11306,11318,11317,11316,11314)))",
"cost_info": {
"read_cost": "4.21",
"eval_cost": "0.70",
"prefix_cost": "4.91",
"data_read_per_join": "672"
},
"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": [
"dev_yourmart_co_bw.cscart_images_links.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 7,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.75",
"eval_cost": "0.70",
"prefix_cost": "7.36",
"data_read_per_join": "5K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
]
}
},
{
"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": "108",
"ref": [
"dev_yourmart_co_bw.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 7,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.75",
"eval_cost": "0.70",
"prefix_cost": "9.81",
"data_read_per_join": "4K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
]
}
}
]
}
}
}
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 |
LEGACY_apxr-nc.jpg |
1190 |
1683 |
N |
10823 |
11306 |
product |
11564 |
M |
0 |
|
11564 |
0 |
LEGACY_o0u6-9p.jpg |
1190 |
1683 |
N |
10828 |
11311 |
product |
11569 |
M |
0 |
|
11569 |
0 |
LEGACY_p5il-ti.jpg |
1190 |
1683 |
N |
10831 |
11314 |
product |
11572 |
M |
0 |
|
11572 |
0 |
LEGACY_q6b7-hf.jpg |
1190 |
1683 |
N |
10832 |
11315 |
product |
11573 |
M |
0 |
|
11573 |
0 |
LEGACY_vd2l-el.jpg |
1190 |
1683 |
N |
10833 |
11316 |
product |
11574 |
M |
0 |
|
11574 |
0 |
LEGACY_tq0c-nv.jpg |
1190 |
1683 |
N |
10834 |
11317 |
product |
11575 |
M |
0 |
|
11575 |
0 |
LEGACY_q62q-5q.jpg |
1190 |
1683 |
N |
10835 |
11318 |
product |
11576 |
M |
0 |
|
11576 |