Query time 0.00153
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "185.61"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "32.00"
},
"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": 32,
"rows_produced_per_join": 32,
"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 ('6918','6919','6920','6921','6922','6923','6924','6925','6926','6927','6928','6929','6930','6931','6932','6933','6934','6935','6936','6937','6938','6939','6940','6941','6942','6943','6944','6945','6946','6947','6948','6949')))",
"cost_info": {
"read_cost": "70.41",
"eval_cost": "6.40",
"prefix_cost": "76.81",
"data_read_per_join": "3K"
},
"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": 32,
"filtered": "100.00",
"cost_info": {
"read_cost": "32.00",
"eval_cost": "6.40",
"prefix_cost": "115.21",
"data_read_per_join": "24K"
},
"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": 32,
"filtered": "100.00",
"cost_info": {
"read_cost": "32.00",
"eval_cost": "6.40",
"prefix_cost": "153.61",
"data_read_per_join": "19K"
},
"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 |
|
|
|
|
13806 |
6918 |
product |
15768 |
M |
0 |
|
|
0 |
|
|
|
|
13810 |
6919 |
product |
15772 |
M |
0 |
|
|
0 |
|
|
|
|
13813 |
6920 |
product |
15775 |
M |
0 |
|
|
0 |
|
|
|
|
13814 |
6921 |
product |
15776 |
M |
0 |
|
|
0 |
|
|
|
|
13817 |
6922 |
product |
15779 |
M |
0 |
|
|
0 |
|
|
|
|
13820 |
6924 |
product |
15782 |
M |
0 |
|
|
0 |
|
|
|
|
13823 |
6925 |
product |
15785 |
M |
0 |
|
|
0 |
|
|
|
|
13825 |
6926 |
product |
15787 |
M |
0 |
|
|
0 |
|
|
|
|
13827 |
6927 |
product |
15789 |
M |
0 |
|
|
0 |
|
|
|
|
13830 |
6928 |
product |
15792 |
M |
0 |
|
|
0 |
|
|
|
|
13832 |
6929 |
product |
15794 |
M |
0 |
|
|
0 |
|
|
|
|
13834 |
6930 |
product |
15796 |
M |
0 |
|
|
0 |
|
|
|
|
13836 |
6931 |
product |
15798 |
M |
0 |
|
|
0 |
|
|
|
|
13839 |
6932 |
product |
15801 |
M |
0 |
|
|
0 |
|
|
|
|
13840 |
6933 |
product |
15802 |
M |
0 |
|
|
0 |
|
|
|
|
13841 |
6934 |
product |
15803 |
M |
0 |
|
|
0 |
|
|
|
|
13845 |
6935 |
product |
15807 |
M |
0 |
|
|
0 |
|
|
|
|
13848 |
6936 |
product |
15810 |
M |
0 |
|
|
0 |
|
|
|
|
13849 |
6937 |
product |
15811 |
M |
0 |
|
|
0 |
|
|
|
|
13852 |
6938 |
product |
15814 |
M |
0 |
|
|
0 |
|
|
|
|
13853 |
6939 |
product |
15815 |
M |
0 |
|
|
0 |
|
|
|
|
13855 |
6940 |
product |
15817 |
M |
0 |
|
|
0 |
|
|
|
|
13857 |
6941 |
product |
15819 |
M |
0 |
|
|
0 |
|
|
|
|
15130 |
6943 |
product |
17092 |
M |
0 |
|
|
0 |
|
|
|
|
15132 |
6944 |
product |
17094 |
M |
0 |
|
|
0 |
|
|
|
|
15135 |
6945 |
product |
17097 |
M |
0 |
|
|
0 |
|
|
|
|
15137 |
6946 |
product |
17099 |
M |
0 |
|
|
0 |
|
|
|
|
15138 |
6947 |
product |
17100 |
M |
0 |
|
|
0 |
|
|
|
|
15140 |
6948 |
product |
17102 |
M |
0 |
|
|
0 |
|
|
|
|
15142 |
6949 |
product |
17104 |
M |
0 |
|
|
0 |
|
|
|
|
63197 |
6923 |
product |
65153 |
M |
0 |
|
|
0 |
|
|
|
|
13859 |
6942 |
product |
15821 |
M |
1 |
|
|