Query time 0.00203
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "120.61"
},
"grouping_operation": {
"using_filesort": false,
"nested_loop": [
{
"table": {
"table_name": "cscart_products_categories",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"pt"
],
"key": "pt",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"rows_examined_per_scan": 94,
"rows_produced_per_join": 94,
"filtered": "100.00",
"index_condition": "(`cscartdb`.`cscart_products_categories`.`product_id` in (8408,8409,10177,8405,8406,9943,16031,8407,8649,36024,36025,26577,12085,26543,26539,31010,39503,12086,40547,40112,40580,12088,40714,33996,12087,26542,36036,33791,40836,40232,40208,40469,40616,26537,40738,36041,40374,40088,40787,40679,40516,40350,34008,40812,40762,40160,40326,40422,40136,40302))",
"cost_info": {
"read_cost": "45.41",
"eval_cost": "9.40",
"prefix_cost": "54.81",
"data_read_per_join": "1K"
},
"used_columns": [
"product_id",
"category_id",
"link_type"
]
}
},
{
"table": {
"table_name": "product_position_source",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"pt"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id",
"product_id"
],
"key_length": "6",
"ref": [
"const",
"cscartdb.cscart_products_categories.product_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 94,
"filtered": "100.00",
"cost_info": {
"read_cost": "23.50",
"eval_cost": "9.40",
"prefix_cost": "87.71",
"data_read_per_join": "1K"
},
"used_columns": [
"product_id",
"category_id",
"position"
]
}
},
{
"table": {
"table_name": "cscart_categories",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"c_status",
"p_category_id"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id"
],
"key_length": "3",
"ref": [
"cscartdb.cscart_products_categories.category_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 4,
"filtered": "5.00",
"cost_info": {
"read_cost": "23.50",
"eval_cost": "0.47",
"prefix_cost": "120.61",
"data_read_per_join": "15K"
},
"used_columns": [
"category_id",
"storefront_id",
"usergroup_ids",
"status"
],
"attached_condition": "((`cscartdb`.`cscart_categories`.`storefront_id` in (0,1)) and ((`cscartdb`.`cscart_categories`.`usergroup_ids` = '') or (0 <> find_in_set(0,`cscartdb`.`cscart_categories`.`usergroup_ids`)) or (0 <> find_in_set(1,`cscartdb`.`cscart_categories`.`usergroup_ids`))) and (`cscartdb`.`cscart_categories`.`status` in ('A','H')))"
}
}
]
}
}
}
Result
product_id |
category_ids |
position |
8405 |
212,39M |
0 |
8406 |
213,39M |
0 |
8407 |
214,39M |
0 |
8408 |
215,39M |
0 |
8409 |
217,39M |
0 |
8649 |
378,62M |
|
9943 |
822,61M |
|
10177 |
211,62M |
|
12085 |
822,61M |
|
12086 |
822,61M |
|
12087 |
822,61M |
|
12088 |
822,61M |
|
16031 |
595,61M |
|
26537 |
822,39M |
0 |
26539 |
822,39M |
0 |
26542 |
822,39M |
0 |
26543 |
822,39M |
0 |
26577 |
822,39M |
0 |
31010 |
936,39M |
0 |
33791 |
982,39M |
0 |
33996 |
982,39M |
0 |
34008 |
982,39M |
0 |
36024 |
1025,39M |
0 |
36025 |
1025,39M |
0 |
36036 |
1025,39M |
0 |
36041 |
1025,61M |
|
39503 |
1189,61M |
|
40088 |
1189,61M |
|
40112 |
1189,61M |
|
40136 |
1189,61M |
|
40160 |
1189,61M |
|
40208 |
1189,61M |
|
40232 |
1189,61M |
|
40302 |
1189,61M |
|
40326 |
1189,61M |
|
40350 |
1189,61M |
|
40374 |
1189,61M |
|
40422 |
1189,61M |
|
40469 |
1189,61M |
|
40516 |
1189,61M |
|
40547 |
1189,61M |
|
40580 |
1189,61M |
|
40616 |
1189,61M |
|
40679 |
1189,61M |
|
40714 |
1189,61M |
|
40738 |
1189,61M |
|
40762 |
1189,61M |
|
40787 |
1189,61M |
|
40812 |
1189,61M |
|
40836 |
1189,61M |
|