Query time 0.00129
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "172.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "31.00"
},
"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": 31,
"rows_produced_per_join": 31,
"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 (427,408,382,418,1931,381,1529,1465,1933,1935,329,439,393,394,396,383,440,327,1934,385,405,413,1937,414)))",
"cost_info": {
"read_cost": "61.21",
"eval_cost": "6.20",
"prefix_cost": "67.41",
"data_read_per_join": "2K"
},
"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.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 31,
"filtered": "100.00",
"cost_info": {
"read_cost": "31.00",
"eval_cost": "6.20",
"prefix_cost": "104.61",
"data_read_per_join": "23K"
},
"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": "107",
"ref": [
"eshopuga_upgr_4122.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 31,
"filtered": "100.00",
"cost_info": {
"read_cost": "31.00",
"eval_cost": "6.20",
"prefix_cost": "141.81",
"data_read_per_join": "18K"
},
"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 |
|
|
|
|
1605 |
327 |
product |
1723 |
M |
0 |
|
|
0 |
|
|
|
|
1608 |
329 |
product |
1726 |
M |
0 |
|
|
0 |
|
|
|
|
1678 |
381 |
product |
1796 |
M |
0 |
|
|
0 |
|
|
|
|
1679 |
382 |
product |
1797 |
M |
0 |
|
|
0 |
|
|
|
|
1680 |
383 |
product |
1798 |
M |
0 |
|
|
0 |
|
|
|
|
1682 |
385 |
product |
1800 |
M |
0 |
|
|
0 |
|
|
|
|
1690 |
393 |
product |
1808 |
M |
0 |
|
|
0 |
|
|
|
|
1691 |
394 |
product |
1809 |
M |
0 |
|
|
0 |
|
|
|
|
1693 |
396 |
product |
1811 |
M |
0 |
|
|
0 |
|
|
|
|
1702 |
405 |
product |
1820 |
M |
0 |
|
|
0 |
|
|
|
|
1710 |
413 |
product |
1828 |
M |
0 |
|
|
0 |
|
|
|
|
1711 |
414 |
product |
1829 |
M |
0 |
|
|
0 |
|
|
|
|
1715 |
418 |
product |
1833 |
M |
0 |
|
|
0 |
|
|
|
|
1724 |
427 |
product |
1842 |
M |
0 |
|
|
0 |
|
|
|
|
1736 |
439 |
product |
1854 |
M |
0 |
|
|
0 |
|
|
|
|
1737 |
440 |
product |
1855 |
M |
0 |
|
|
0 |
|
|
|
|
2828 |
1465 |
product |
2946 |
M |
0 |
|
|
0 |
|
|
|
|
2925 |
1529 |
product |
3043 |
M |
0 |
|
|
0 |
|
|
|
|
3343 |
1931 |
product |
3461 |
M |
0 |
|
|
0 |
|
|
|
|
3345 |
1933 |
product |
3463 |
M |
0 |
|
|
0 |
|
|
|
|
3346 |
1934 |
product |
3464 |
M |
0 |
|
|
0 |
|
|
|
|
3347 |
1935 |
product |
3465 |
M |
0 |
|
|
0 |
|
|
|
|
3349 |
1937 |
product |
3467 |
M |
0 |
|
|
0 |
|
|
|
|
4113 |
408 |
product |
3935 |
M |
1 |
|
|