Query time 0.00112
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "92.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "16.00"
},
"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": 16,
"rows_produced_per_join": 16,
"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 ('8211','8212','8213','8214','8215','8216','8217','8218','8219','8220','8221','8222','8223','8224','8225','8226')))",
"cost_info": {
"read_cost": "35.21",
"eval_cost": "3.20",
"prefix_cost": "38.41",
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "16.00",
"eval_cost": "3.20",
"prefix_cost": "57.61",
"data_read_per_join": "12K"
},
"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": 16,
"filtered": "100.00",
"cost_info": {
"read_cost": "16.00",
"eval_cost": "3.20",
"prefix_cost": "76.81",
"data_read_per_join": "9K"
},
"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 |
61eZWdxCCML._SL1042_.jpg |
1042 |
1042 |
N |
17140 |
8211 |
product |
19102 |
M |
0 |
|
19102 |
0 |
41YH5bLtC4L.jpg |
500 |
500 |
N |
17141 |
8212 |
product |
19103 |
M |
0 |
|
19103 |
0 |
41Mw4bR5FvL.jpg |
500 |
500 |
N |
17144 |
8213 |
product |
19106 |
M |
0 |
|
19106 |
0 |
41t0RFx7WfL.jpg |
500 |
500 |
N |
17145 |
8214 |
product |
19107 |
M |
0 |
|
19107 |
0 |
51F3CmqTCiL._SL1000_.jpg |
1000 |
1000 |
N |
17148 |
8215 |
product |
19110 |
M |
0 |
|
19110 |
0 |
41qa92M7MwL.jpg |
500 |
500 |
N |
17153 |
8216 |
product |
19115 |
M |
0 |
|
19115 |
0 |
41Swgk1FtML._SX466_.jpg |
466 |
466 |
N |
17154 |
8217 |
product |
19116 |
M |
0 |
|
19116 |
0 |
418zeVuPVDL._SX466_.jpg |
466 |
466 |
N |
17155 |
8218 |
product |
19117 |
M |
0 |
|
19117 |
0 |
41ZkOI73dWL._SX466_.jpg |
466 |
466 |
N |
17156 |
8219 |
product |
19118 |
M |
0 |
|
19118 |
0 |
51E70XizkLL._SX466_.jpg |
466 |
466 |
N |
17157 |
8220 |
product |
19119 |
M |
0 |
|
19119 |
0 |
412LQVYwrAL._SX466_.jpg |
466 |
466 |
N |
17158 |
8221 |
product |
19120 |
M |
0 |
|
19120 |
0 |
51IS7hoSUhL._SX466_.jpg |
466 |
466 |
N |
17162 |
8222 |
product |
19124 |
M |
0 |
|
19124 |
0 |
51zs0WRuJbL._SX466_.jpg |
466 |
466 |
N |
17165 |
8223 |
product |
19127 |
M |
0 |
|
19127 |
0 |
41dMH2lI28L._SX466_.jpg |
466 |
466 |
N |
17166 |
8224 |
product |
19128 |
M |
0 |
|
19128 |
0 |
41aocKgcudL._SX466_.jpg |
466 |
466 |
N |
17170 |
8226 |
product |
19132 |
M |
0 |
|
19132 |
0 |
2_px6l-iu.jpg |
640 |
626 |
N |
81173 |
8225 |
product |
83116 |
M |
0 |
|
83116 |