Query time 0.00083
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "11.76"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "5.00"
},
"nested_loop": [
{
"table": {
"table_name": "cscart_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": 5,
"rows_produced_per_join": 5,
"filtered": "100.00",
"index_condition": "((`test_uchur_k`.`cscart_images_links`.`object_type` = 'logos') and (`test_uchur_k`.`cscart_images_links`.`type` = 'M') and (`test_uchur_k`.`cscart_images_links`.`object_id` in (8,33,34,35)))",
"cost_info": {
"read_cost": "2.76",
"eval_cost": "0.50",
"prefix_cost": "3.26",
"data_read_per_join": "480"
},
"used_columns": [
"pair_id",
"object_id",
"object_type",
"image_id",
"detailed_id",
"type",
"position"
]
}
},
{
"table": {
"table_name": "cscart_images",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"image_id"
],
"key_length": "4",
"ref": [
"test_uchur_k.cscart_images_links.image_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 5,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.25",
"eval_cost": "0.50",
"prefix_cost": "5.01",
"data_read_per_join": "3K"
},
"used_columns": [
"image_id",
"image_path",
"image_x",
"image_y",
"is_high_res",
"transparent"
]
}
},
{
"table": {
"table_name": "cscart_common_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"lang_code",
"object_holder"
],
"key_length": "108",
"ref": [
"test_uchur_k.cscart_images.image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 5,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.25",
"eval_cost": "0.50",
"prefix_cost": "6.76",
"data_read_per_join": "2K"
},
"used_columns": [
"object_id",
"description",
"lang_code",
"object_holder"
]
}
}
]
}
}
}
Result
| image_id |
image_path |
image_x |
image_y |
is_high_res |
transparent |
pair_id |
object_id |
object_type |
detailed_id |
type |
position |
alt |
images_image_id |
| 8642 |
Uchur.png |
191 |
32 |
N |
N |
30 |
8 |
logos |
0 |
M |
0 |
|
8642 |
| 8682 |
Vector_dtru-o7.png |
134 |
100 |
N |
N |
81 |
33 |
logos |
0 |
M |
0 |
|
8682 |
| 8683 |
favicon_iffr-h2_3mw7-a0.ico |
202 |
202 |
N |
N |
82 |
34 |
logos |
0 |
M |
0 |
|
8683 |
| 8684 |
Uchur_kxf2-vk.png |
191 |
32 |
N |
N |
83 |
35 |
logos |
0 |
M |
0 |
|
8684 |