Query time 0.00134
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "342.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "65.00"
},
"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": 65,
"rows_produced_per_join": 65,
"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 ('30355','30359','30387','30392','30393','30399','30401','30402','30403','30406','30407','30668','30671','30672','30675','30676','30682','30686','30694','30695','30699','30701','30702','30704','30705','30707','30708','30711','30712','30713')))",
"cost_info": {
"read_cost": "108.01",
"eval_cost": "13.00",
"prefix_cost": "121.01",
"data_read_per_join": "6K"
},
"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": 65,
"filtered": "100.00",
"cost_info": {
"read_cost": "65.00",
"eval_cost": "13.00",
"prefix_cost": "199.01",
"data_read_per_join": "49K"
},
"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": 65,
"filtered": "100.00",
"cost_info": {
"read_cost": "65.00",
"eval_cost": "13.00",
"prefix_cost": "277.01",
"data_read_per_join": "38K"
},
"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 |
|
|
|
|
48473 |
30712 |
product |
50434 |
M |
0 |
|
|
0 |
|
|
|
|
48474 |
30711 |
product |
50435 |
M |
0 |
|
|
0 |
|
|
|
|
48477 |
30708 |
product |
50438 |
M |
0 |
|
|
0 |
|
|
|
|
48480 |
30707 |
product |
50441 |
M |
0 |
|
|
0 |
|
|
|
|
48482 |
30705 |
product |
50443 |
M |
0 |
|
|
0 |
|
|
|
|
48483 |
30704 |
product |
50444 |
M |
0 |
|
|
0 |
|
|
|
|
49149 |
30403 |
product |
51110 |
M |
0 |
|
|
0 |
|
|
|
|
49151 |
30402 |
product |
51112 |
M |
0 |
|
|
0 |
|
|
|
|
49152 |
30401 |
product |
51113 |
M |
0 |
|
|
0 |
|
|
|
|
49156 |
30399 |
product |
51117 |
M |
0 |
|
|
0 |
|
|
|
|
49166 |
30393 |
product |
51127 |
M |
0 |
|
|
0 |
|
|
|
|
49169 |
30392 |
product |
51130 |
M |
0 |
|
|
0 |
|
|
|
|
49178 |
30387 |
product |
51139 |
M |
0 |
|
|
0 |
|
|
|
|
49234 |
30359 |
product |
51195 |
M |
0 |
|
|
0 |
|
|
|
|
49240 |
30355 |
product |
51201 |
M |
0 |
|
|
0 |
|
|
|
|
49244 |
30686 |
product |
51205 |
M |
0 |
|
|
0 |
|
|
|
|
49251 |
30682 |
product |
51212 |
M |
0 |
|
|
0 |
|
|
|
|
49259 |
30676 |
product |
51220 |
M |
0 |
|
|
0 |
|
|
|
|
49260 |
30675 |
product |
51221 |
M |
0 |
|
|
0 |
|
|
|
|
49267 |
30672 |
product |
51228 |
M |
0 |
|
|
0 |
|
|
|
|
49268 |
30671 |
product |
51229 |
M |
0 |
|
|
0 |
|
|
|
|
49274 |
30668 |
product |
51235 |
M |
0 |
|
|
0 |
|
|
|
|
49316 |
30407 |
product |
51277 |
M |
0 |
|
|
0 |
|
|
|
|
49319 |
30406 |
product |
51280 |
M |
0 |
|
|
0 |
|
|
|
|
49375 |
30713 |
product |
51336 |
M |
0 |
|
|
0 |
|
|
|
|
49376 |
30702 |
product |
51337 |
M |
0 |
|
|
0 |
|
|
|
|
49377 |
30701 |
product |
51338 |
M |
0 |
|
|
0 |
|
|
|
|
49379 |
30699 |
product |
51340 |
M |
0 |
|
|
0 |
|
|
|
|
49385 |
30695 |
product |
51346 |
M |
0 |
|
|
0 |
|
|
|
|
49387 |
30694 |
product |
51348 |
M |
0 |
|
|