Query time 0.00154
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "75.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "13.00"
},
"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": 13,
"rows_produced_per_join": 13,
"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 ('875','874','868','853','732','729','728','727','717','716','715','714','711')))",
"cost_info": {
"read_cost": "28.61",
"eval_cost": "2.60",
"prefix_cost": "31.21",
"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": 13,
"filtered": "100.00",
"cost_info": {
"read_cost": "13.00",
"eval_cost": "2.60",
"prefix_cost": "46.81",
"data_read_per_join": "9K"
},
"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": 13,
"filtered": "100.00",
"cost_info": {
"read_cost": "13.00",
"eval_cost": "2.60",
"prefix_cost": "62.41",
"data_read_per_join": "7K"
},
"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 |
AR-4616-_Blue1.jpg |
680 |
850 |
N |
1613 |
715 |
product |
3589 |
M |
0 |
|
3589 |
0 |
AR-4616-.jpg |
680 |
850 |
N |
1614 |
716 |
product |
3590 |
M |
0 |
|
3590 |
0 |
AR-4502D_RED.jpg |
680 |
850 |
N |
1615 |
717 |
product |
3591 |
M |
0 |
|
3591 |
0 |
23.jpg |
681 |
850 |
N |
1639 |
732 |
product |
3615 |
M |
0 |
|
3615 |
0 |
Gardenia.jpg |
680 |
850 |
N |
2029 |
853 |
product |
4005 |
M |
0 |
|
4005 |
0 |
41.jpg |
680 |
850 |
N |
2147 |
874 |
product |
4123 |
M |
0 |
|
4123 |
0 |
stand_fan.jpg |
640 |
626 |
N |
50822 |
729 |
product |
52783 |
M |
0 |
|
52783 |
0 |
2_i10y-gy.jpg |
640 |
626 |
N |
77398 |
868 |
product |
79341 |
M |
0 |
|
79341 |
0 |
2_vivl-lw.jpg |
640 |
626 |
N |
77702 |
728 |
product |
79645 |
M |
0 |
|
79645 |
0 |
2_rgm8-fd.jpg |
640 |
626 |
N |
81103 |
711 |
product |
83046 |
M |
0 |
|
83046 |
0 |
2_jnwo-yh.jpg |
640 |
626 |
N |
82119 |
875 |
product |
84062 |
M |
0 |
|
84062 |
0 |
2_e0vb-el.jpg |
640 |
626 |
N |
82493 |
727 |
product |
84436 |
M |
0 |
|
84436 |
0 |
2_uq3n-bx.jpg |
640 |
626 |
N |
83080 |
714 |
product |
85023 |
M |
0 |
|
85023 |