Query time 0.00137
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "246.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "45.00"
},
"nested_loop": [
{
"table": {
"table_name": "q_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": 45,
"rows_produced_per_join": 45,
"filtered": "100.00",
"index_condition": "((`portal`.`q_images_links`.`object_type` = 'product') and (`portal`.`q_images_links`.`type` = 'M') and (`portal`.`q_images_links`.`object_id` in ('51125','51103','51099','51094','51078','40981','40982','40983','40984','40985','40986','40987','40988','40989','40990','40991','40992','40993','40994','40995','40996','40997','40998','40999','41000','41001','41002','41003','41004','41005')))",
"cost_info": {
"read_cost": "84.01",
"eval_cost": "9.00",
"prefix_cost": "93.01",
"data_read_per_join": "4K"
},
"used_columns": [
"pair_id",
"object_id",
"object_type",
"image_id",
"detailed_id",
"type",
"position"
]
}
},
{
"table": {
"table_name": "q_images",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"image_id"
],
"key_length": "4",
"ref": [
"portal.q_images_links.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 45,
"filtered": "100.00",
"cost_info": {
"read_cost": "45.00",
"eval_cost": "9.00",
"prefix_cost": "147.01",
"data_read_per_join": "34K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
]
}
},
{
"table": {
"table_name": "q_common_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"lang_code",
"object_holder"
],
"key_length": "107",
"ref": [
"portal.q_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 45,
"filtered": "100.00",
"cost_info": {
"read_cost": "45.00",
"eval_cost": "9.00",
"prefix_cost": "201.01",
"data_read_per_join": "26K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
],
"attached_condition": "<if>(is_not_null_compl(q_common_descriptions), (`portal`.`q_common_descriptions`.`object_id` = `portal`.`q_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 |
|
|
|
|
66409 |
40982 |
product |
68360 |
M |
0 |
|
|
0 |
|
|
|
|
66410 |
40983 |
product |
68361 |
M |
0 |
|
|
0 |
|
|
|
|
66411 |
40984 |
product |
68362 |
M |
0 |
|
|
0 |
|
|
|
|
66412 |
40985 |
product |
68363 |
M |
0 |
|
|
0 |
|
|
|
|
66413 |
40986 |
product |
68364 |
M |
0 |
|
|
0 |
|
|
|
|
66414 |
40987 |
product |
68365 |
M |
0 |
|
|
0 |
|
|
|
|
66415 |
40988 |
product |
68366 |
M |
0 |
|
|
0 |
|
|
|
|
66416 |
40989 |
product |
68367 |
M |
0 |
|
|
0 |
|
|
|
|
66417 |
40990 |
product |
68368 |
M |
0 |
|
|
0 |
|
|
|
|
66418 |
40991 |
product |
68369 |
M |
0 |
|
|
0 |
|
|
|
|
66419 |
40992 |
product |
68370 |
M |
0 |
|
|
0 |
|
|
|
|
66421 |
40994 |
product |
68372 |
M |
0 |
|
|
0 |
|
|
|
|
66422 |
40995 |
product |
68373 |
M |
0 |
|
|
0 |
|
|
|
|
66423 |
40996 |
product |
68374 |
M |
0 |
|
|
0 |
|
|
|
|
66424 |
40997 |
product |
68375 |
M |
0 |
|
|
0 |
|
|
|
|
66425 |
40998 |
product |
68376 |
M |
0 |
|
|
0 |
|
|
|
|
66427 |
41000 |
product |
68378 |
M |
0 |
|
|
0 |
|
|
|
|
66428 |
41001 |
product |
68379 |
M |
0 |
|
|
0 |
|
|
|
|
66429 |
41002 |
product |
68380 |
M |
0 |
|
|
0 |
|
|
|
|
66430 |
41003 |
product |
68381 |
M |
0 |
|
|
0 |
|
|
|
|
66431 |
41004 |
product |
68382 |
M |
0 |
|
|
0 |
|
|
|
|
66432 |
41005 |
product |
68383 |
M |
0 |
|
|
0 |
|
|
|
|
67442 |
40993 |
product |
69393 |
M |
0 |
|
|
0 |
|
|
|
|
68197 |
40999 |
product |
70148 |
M |
0 |
|
|
0 |
|
|
|
|
82089 |
40981 |
product |
84032 |
M |
0 |
|
|
0 |
|
|
|
|
87539 |
51078 |
product |
86921 |
M |
0 |
|
|
0 |
|
|
|
|
87579 |
51094 |
product |
86961 |
M |
0 |
|
|
0 |
|
|
|
|
87587 |
51099 |
product |
86969 |
M |
0 |
|
|
0 |
|
|
|
|
87601 |
51103 |
product |
86983 |
M |
0 |
|
|
0 |
|
|
|
|
87631 |
51125 |
product |
87013 |
M |
0 |
|
|