Query time 0.00189
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 ('32654','32655','32656','32657','32658','32659','32660','32661','32662','32663','32664','32665','32666','32667','32668','32669','32671','32672','32673','32675','32676','32677','32679','32680','32681','32682','32683','32684','32685','32686','32687','32688')))",
"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 |
|
|
|
|
43128 |
32654 |
product |
45090 |
M |
0 |
|
|
0 |
|
|
|
|
43131 |
32655 |
product |
45093 |
M |
0 |
|
|
0 |
|
|
|
|
43135 |
32656 |
product |
45097 |
M |
0 |
|
|
0 |
|
|
|
|
43139 |
32657 |
product |
45101 |
M |
0 |
|
|
0 |
|
|
|
|
43143 |
32658 |
product |
45105 |
M |
0 |
|
|
0 |
|
|
|
|
43147 |
32659 |
product |
45109 |
M |
0 |
|
|
0 |
|
|
|
|
43151 |
32660 |
product |
45113 |
M |
0 |
|
|
0 |
|
|
|
|
43155 |
32661 |
product |
45117 |
M |
0 |
|
|
0 |
|
|
|
|
43159 |
32662 |
product |
45121 |
M |
0 |
|
|
0 |
|
|
|
|
43163 |
32663 |
product |
45125 |
M |
0 |
|
|
0 |
|
|
|
|
43167 |
32664 |
product |
45129 |
M |
0 |
|
|
0 |
|
|
|
|
43171 |
32665 |
product |
45133 |
M |
0 |
|
|
0 |
|
|
|
|
43175 |
32666 |
product |
45137 |
M |
0 |
|
|
0 |
|
|
|
|
43179 |
32667 |
product |
45141 |
M |
0 |
|
|
0 |
|
|
|
|
43183 |
32668 |
product |
45145 |
M |
0 |
|
|
0 |
|
|
|
|
43187 |
32669 |
product |
45149 |
M |
0 |
|
|
0 |
|
|
|
|
43197 |
32672 |
product |
45159 |
M |
0 |
|
|
0 |
|
|
|
|
43204 |
32673 |
product |
45166 |
M |
0 |
|
|
0 |
|
|
|
|
43208 |
32675 |
product |
45170 |
M |
0 |
|
|
0 |
|
|
|
|
43212 |
32676 |
product |
45174 |
M |
0 |
|
|
0 |
|
|
|
|
43216 |
32677 |
product |
45178 |
M |
0 |
|
|
0 |
|
|
|
|
43221 |
32679 |
product |
45183 |
M |
0 |
|
|
0 |
|
|
|
|
43225 |
32680 |
product |
45187 |
M |
0 |
|
|
0 |
|
|
|
|
43232 |
32682 |
product |
45194 |
M |
0 |
|
|
0 |
|
|
|
|
43236 |
32683 |
product |
45198 |
M |
0 |
|
|
0 |
|
|
|
|
43239 |
32684 |
product |
45201 |
M |
0 |
|
|
0 |
|
|
|
|
43243 |
32685 |
product |
45205 |
M |
0 |
|
|
0 |
|
|
|
|
43247 |
32686 |
product |
45209 |
M |
0 |
|
|
0 |
|
|
|
|
43251 |
32687 |
product |
45213 |
M |
0 |
|
|
0 |
|
|
|
|
43255 |
32688 |
product |
45217 |
M |
0 |
|
|
0 |
|
|
|
|
81987 |
32671 |
product |
83930 |
M |
0 |
|
|
0 |
|
|
|
|
82103 |
32681 |
product |
84046 |
M |
0 |
|
|