Query time 0.00142
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "102.41"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "18.00"
},
"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": 18,
"rows_produced_per_join": 18,
"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 ('13142','13143','13144','13146','13147','13150','13151','13152','13153','13154','13155','13156','13157','13158','13159','13160')))",
"cost_info": {
"read_cost": "37.61",
"eval_cost": "3.60",
"prefix_cost": "41.21",
"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": 18,
"filtered": "100.00",
"cost_info": {
"read_cost": "18.00",
"eval_cost": "3.60",
"prefix_cost": "62.81",
"data_read_per_join": "13K"
},
"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": 18,
"filtered": "100.00",
"cost_info": {
"read_cost": "18.00",
"eval_cost": "3.60",
"prefix_cost": "84.41",
"data_read_per_join": "10K"
},
"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 |
7dcbd03ecf502374d1773e7d1d0597dc.jpg |
700 |
600 |
N |
26943 |
13142 |
product |
28905 |
M |
0 |
|
28905 |
0 |
77d085458b4fdcc6906b38939c7457d7.jpg |
700 |
600 |
N |
26944 |
13143 |
product |
28906 |
M |
0 |
|
28906 |
0 |
3ce9a7b82c32da0650d4baf9aaafef43.jpg |
700 |
600 |
N |
26945 |
13144 |
product |
28907 |
M |
0 |
|
28907 |
0 |
065caefb8a3ab250531e3ff3f8fcdccf.jpg |
700 |
600 |
N |
26948 |
13147 |
product |
28910 |
M |
0 |
|
28910 |
0 |
363daf83c3d0a61af6abe7e807e2c814.jpg |
700 |
600 |
N |
26952 |
13151 |
product |
28914 |
M |
0 |
|
28914 |
0 |
4cd34464f5f2008069bf11d639a81a12.jpg |
700 |
600 |
N |
26953 |
13152 |
product |
28915 |
M |
0 |
|
28915 |
0 |
408701d9d000fd05e6a94532fbbee852.jpg |
700 |
600 |
N |
26954 |
13153 |
product |
28916 |
M |
0 |
|
28916 |
0 |
fb6dadca9c08422e0b8376a7761382cb.jpg |
700 |
600 |
N |
26955 |
13154 |
product |
28917 |
M |
0 |
|
28917 |
0 |
db51db1bb093482e823d8e08491b3f19.jpg |
700 |
600 |
N |
26956 |
13155 |
product |
28918 |
M |
0 |
|
28918 |
0 |
31DLJ79zxLL.jpg |
390 |
390 |
N |
26957 |
13156 |
product |
28919 |
M |
0 |
|
28919 |
0 |
8f79e9235b188213a6e5b64225b4b7ec.jpg |
700 |
600 |
N |
26958 |
13157 |
product |
28920 |
M |
0 |
|
28920 |
0 |
item_XL_8055559_7419380.jpg |
453 |
600 |
N |
26959 |
13158 |
product |
28921 |
M |
0 |
|
28921 |
0 |
blob__30141.1467636374.1280.720.pngc-2.png |
500 |
529 |
N |
26960 |
13159 |
product |
28922 |
M |
0 |
|
28922 |
0 |
Casio-for-Women-Analog-LTP-1128N-9ARDF-Stainless-Steel-Watch.jpg |
800 |
800 |
N |
26961 |
13160 |
product |
28923 |
M |
0 |
|
28923 |
0 |
.jpg |
500 |
600 |
N |
30718 |
13146 |
product |
32680 |
M |
0 |
|
32680 |
0 |
b7e6e17664635b2d49ad9c2a47fa2e2b.jpg |
700 |
600 |
N |
85109 |
13150 |
product |
29063 |
M |
0 |
|
29063 |