Query time 0.00118
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "112.01"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "20.00"
},
"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": 20,
"rows_produced_per_join": 20,
"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 ('14401','14402','14403','14404','14405','14406','14407','14408','14409','14410','14411','14412','14413','14414','14415','14416')))",
"cost_info": {
"read_cost": "40.01",
"eval_cost": "4.00",
"prefix_cost": "44.01",
"data_read_per_join": "1K"
},
"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.detailed_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "68.01",
"data_read_per_join": "15K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res"
],
"attached_condition": "<if>(is_not_null_compl(q_images), (`portal`.`q_images_links`.`detailed_id` = `portal`.`q_images`.`image_id`), true)"
}
},
{
"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": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "20.00",
"eval_cost": "4.00",
"prefix_cost": "92.01",
"data_read_per_join": "11K"
},
"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 |
41nDJMzlNeL.jpg |
500 |
500 |
N |
28309 |
14401 |
product |
30271 |
M |
0 |
|
30271 |
0 |
41iTBRPzmyL.jpg |
473 |
500 |
N |
28310 |
14402 |
product |
30272 |
M |
0 |
|
30272 |
0 |
31XLMLsfhAL.jpg |
500 |
375 |
N |
28311 |
14403 |
product |
30273 |
M |
0 |
|
30273 |
0 |
31oNWyVllzL.jpg |
500 |
375 |
N |
28312 |
14404 |
product |
30274 |
M |
0 |
|
30274 |
0 |
41bNy5_nvML.jpg |
500 |
394 |
N |
28313 |
14405 |
product |
30275 |
M |
0 |
|
30275 |
0 |
3116nnnSiXL.jpg |
500 |
375 |
N |
28314 |
14406 |
product |
30276 |
M |
0 |
|
30276 |
0 |
41f_U7dGLcL.jpg |
500 |
500 |
N |
28315 |
14407 |
product |
30277 |
M |
0 |
|
30277 |
0 |
31bfGj2A8bL.jpg |
500 |
375 |
N |
28316 |
14408 |
product |
30278 |
M |
0 |
|
30278 |
0 |
31ZEowFTNzL.jpg |
500 |
375 |
N |
28317 |
14409 |
product |
30279 |
M |
0 |
|
30279 |
0 |
41PbIV0QBKL.jpg |
500 |
500 |
N |
28318 |
14410 |
product |
30280 |
M |
0 |
|
30280 |
0 |
41JsWqmK4CL.jpg |
500 |
400 |
N |
28319 |
14411 |
product |
30281 |
M |
0 |
|
30281 |
0 |
41Z6fUxsqJL.jpg |
500 |
375 |
N |
28320 |
14412 |
product |
30282 |
M |
0 |
|
30282 |
0 |
41krYKvBhjL.jpg |
500 |
375 |
N |
28321 |
14413 |
product |
30283 |
M |
0 |
|
30283 |
0 |
41cv8Cr3DNL.jpg |
500 |
375 |
N |
28322 |
14414 |
product |
30284 |
M |
0 |
|
30284 |
0 |
41JXL_HP6WL.jpg |
500 |
375 |
N |
28323 |
14415 |
product |
30285 |
M |
0 |
|
30285 |
0 |
41FVTiTbPuL.jpg |
500 |
500 |
N |
28324 |
14416 |
product |
30286 |
M |
0 |
|
30286 |