Query time 0.00224
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 ('32817','32818','32819','32820','32821','32822','32823','32824','32825','32826','32827','32828','32829','32830','32831','32832','32833','32834','32835','32836','32837','32838','32839','32840','32841','32842','32843','32844','32845','32846','32847','32848')))",
"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 |
|
|
|
|
43757 |
32817 |
product |
45719 |
M |
0 |
|
|
0 |
|
|
|
|
43761 |
32818 |
product |
45723 |
M |
0 |
|
|
0 |
|
|
|
|
43765 |
32819 |
product |
45727 |
M |
0 |
|
|
0 |
|
|
|
|
43769 |
32820 |
product |
45731 |
M |
0 |
|
|
0 |
|
|
|
|
43773 |
32821 |
product |
45735 |
M |
0 |
|
|
0 |
|
|
|
|
43777 |
32822 |
product |
45739 |
M |
0 |
|
|
0 |
|
|
|
|
43781 |
32823 |
product |
45743 |
M |
0 |
|
|
0 |
|
|
|
|
43785 |
32824 |
product |
45747 |
M |
0 |
|
|
0 |
|
|
|
|
43789 |
32825 |
product |
45751 |
M |
0 |
|
|
0 |
|
|
|
|
43793 |
32826 |
product |
45755 |
M |
0 |
|
|
0 |
|
|
|
|
43797 |
32827 |
product |
45759 |
M |
0 |
|
|
0 |
|
|
|
|
43801 |
32828 |
product |
45763 |
M |
0 |
|
|
0 |
|
|
|
|
43805 |
32829 |
product |
45767 |
M |
0 |
|
|
0 |
|
|
|
|
43809 |
32830 |
product |
45771 |
M |
0 |
|
|
0 |
|
|
|
|
43812 |
32831 |
product |
45774 |
M |
0 |
|
|
0 |
|
|
|
|
43816 |
32832 |
product |
45778 |
M |
0 |
|
|
0 |
|
|
|
|
43820 |
32833 |
product |
45782 |
M |
0 |
|
|
0 |
|
|
|
|
43823 |
32834 |
product |
45785 |
M |
0 |
|
|
0 |
|
|
|
|
43827 |
32835 |
product |
45789 |
M |
0 |
|
|
0 |
|
|
|
|
43831 |
32836 |
product |
45793 |
M |
0 |
|
|
0 |
|
|
|
|
43835 |
32837 |
product |
45797 |
M |
0 |
|
|
0 |
|
|
|
|
43839 |
32838 |
product |
45801 |
M |
0 |
|
|
0 |
|
|
|
|
43843 |
32839 |
product |
45805 |
M |
0 |
|
|
0 |
|
|
|
|
43847 |
32840 |
product |
45809 |
M |
0 |
|
|
0 |
|
|
|
|
43851 |
32841 |
product |
45813 |
M |
0 |
|
|
0 |
|
|
|
|
43855 |
32842 |
product |
45817 |
M |
0 |
|
|
0 |
|
|
|
|
43859 |
32843 |
product |
45821 |
M |
0 |
|
|
0 |
|
|
|
|
43863 |
32844 |
product |
45825 |
M |
0 |
|
|
0 |
|
|
|
|
43867 |
32845 |
product |
45829 |
M |
0 |
|
|
0 |
|
|
|
|
43871 |
32846 |
product |
45833 |
M |
0 |
|
|
0 |
|
|
|
|
43875 |
32847 |
product |
45837 |
M |
0 |
|
|
0 |
|
|
|
|
43879 |
32848 |
product |
45841 |
M |
0 |
|
|