Query time 0.00128
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "164.81"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "31.00"
},
"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": 31,
"rows_produced_per_join": 31,
"filtered": "100.00",
"index_condition": "((`portal`.`q_images_links`.`object_type` = 'product') and (`portal`.`q_images_links`.`type` = 'A') and (`portal`.`q_images_links`.`object_id` in ('8653','8654','8655','8656','8657','8658','8659','8660','8661','8203','8204','8205','8207','8208','8209','8210')))",
"cost_info": {
"read_cost": "53.21",
"eval_cost": "6.20",
"prefix_cost": "59.41",
"data_read_per_join": "2K"
},
"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": 31,
"filtered": "100.00",
"cost_info": {
"read_cost": "31.00",
"eval_cost": "6.20",
"prefix_cost": "96.61",
"data_read_per_join": "23K"
},
"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": 31,
"filtered": "100.00",
"cost_info": {
"read_cost": "31.00",
"eval_cost": "6.20",
"prefix_cost": "133.81",
"data_read_per_join": "18K"
},
"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 |
|
|
|
|
18127 |
8653 |
product |
20089 |
A |
1 |
|
|
0 |
|
|
|
|
18155 |
8658 |
product |
20117 |
A |
1 |
|
|
0 |
|
|
|
|
18129 |
8653 |
product |
20091 |
A |
2 |
|
|
0 |
|
|
|
|
18152 |
8658 |
product |
20114 |
A |
2 |
|
|
0 |
|
|
|
|
18130 |
8653 |
product |
20092 |
A |
3 |
|
|
0 |
|
|
|
|
18153 |
8658 |
product |
20115 |
A |
3 |
|
|
0 |
|
|
|
|
18131 |
8653 |
product |
20093 |
A |
4 |
|
|
0 |
|
|
|
|
18154 |
8658 |
product |
20116 |
A |
4 |
|
|
0 |
|
|
|
|
17120 |
8203 |
product |
19082 |
A |
10 |
|
|
0 |
|
|
|
|
17125 |
8204 |
product |
19087 |
A |
10 |
|
|
0 |
|
|
|
|
17130 |
8205 |
product |
19092 |
A |
10 |
|
|
0 |
|
|
|
|
17135 |
8207 |
product |
19097 |
A |
10 |
|
|
0 |
|
|
|
|
18133 |
8654 |
product |
20095 |
A |
10 |
|
|
0 |
|
|
|
|
18138 |
8655 |
product |
20100 |
A |
10 |
|
|
0 |
|
|
|
|
18143 |
8656 |
product |
20105 |
A |
10 |
|
|
0 |
|
|
|
|
18148 |
8657 |
product |
20110 |
A |
10 |
|
|
0 |
|
|
|
|
18158 |
8659 |
product |
20120 |
A |
10 |
|
|
0 |
|
|
|
|
18163 |
8660 |
product |
20125 |
A |
10 |
|
|
0 |
|
|
|
|
18168 |
8661 |
product |
20130 |
A |
10 |
|
|
0 |
|
|
|
|
17121 |
8203 |
product |
19083 |
A |
20 |
|
|
0 |
|
|
|
|
17126 |
8204 |
product |
19088 |
A |
20 |
|
|
0 |
|
|
|
|
17131 |
8205 |
product |
19093 |
A |
20 |
|
|
0 |
|
|
|
|
17136 |
8207 |
product |
19098 |
A |
20 |
|
|
0 |
|
|
|
|
18134 |
8654 |
product |
20096 |
A |
20 |
|
|
0 |
|
|
|
|
18139 |
8655 |
product |
20101 |
A |
20 |
|
|
0 |
|
|
|
|
18144 |
8656 |
product |
20106 |
A |
20 |
|
|
0 |
|
|
|
|
18149 |
8657 |
product |
20111 |
A |
20 |
|
|
0 |
|
|
|
|
18159 |
8659 |
product |
20121 |
A |
20 |
|
|
0 |
|
|
|
|
18164 |
8660 |
product |
20126 |
A |
20 |
|
|
0 |
|
|
|
|
18169 |
8661 |
product |
20131 |
A |
20 |
|
|
0 |
|
|
|
|
17122 |
8203 |
product |
19084 |
A |
30 |
|
|
0 |
|
|
|
|
17127 |
8204 |
product |
19089 |
A |
30 |
|
|
0 |
|
|
|
|
17132 |
8205 |
product |
19094 |
A |
30 |
|
|
0 |
|
|
|
|
18135 |
8654 |
product |
20097 |
A |
30 |
|
|
0 |
|
|
|
|
18140 |
8655 |
product |
20102 |
A |
30 |
|
|
0 |
|
|
|
|
18145 |
8656 |
product |
20107 |
A |
30 |
|
|
0 |
|
|
|
|
18150 |
8657 |
product |
20112 |
A |
30 |
|
|
0 |
|
|
|
|
18160 |
8659 |
product |
20122 |
A |
30 |
|
|
0 |
|
|
|
|
18165 |
8660 |
product |
20127 |
A |
30 |
|
|
0 |
|
|
|
|
18170 |
8661 |
product |
20132 |
A |
30 |
|
|
0 |
|
|
|
|
17123 |
8203 |
product |
19085 |
A |
40 |
|
|
0 |
|
|
|
|
17128 |
8204 |
product |
19090 |
A |
40 |
|
|
0 |
|
|
|
|
18136 |
8654 |
product |
20098 |
A |
40 |
|
|
0 |
|
|
|
|
18141 |
8655 |
product |
20103 |
A |
40 |
|
|
0 |
|
|
|
|
18146 |
8656 |
product |
20108 |
A |
40 |
|
|
0 |
|
|
|
|
18151 |
8657 |
product |
20113 |
A |
40 |
|
|
0 |
|
|
|
|
18161 |
8659 |
product |
20123 |
A |
40 |
|
|
0 |
|
|
|
|
18166 |
8660 |
product |
20128 |
A |
40 |
|
|