Query time 0.00105
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "4.13"
},
"ordering_operation": {
"using_temporary_table": true,
"using_filesort": true,
"nested_loop": [
{
"table": {
"table_name": "cscart_categories",
"access_type": "ref",
"possible_keys": [
"c_status",
"parent",
"id_path"
],
"key": "parent",
"used_key_parts": [
"parent_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 7,
"rows_produced_per_join": 0,
"filtered": "0.71",
"cost_info": {
"read_cost": "1.75",
"eval_cost": "0.01",
"prefix_cost": "2.45",
"data_read_per_join": "172"
},
"used_columns": [
"category_id",
"parent_id",
"id_path",
"company_id",
"storefront_id",
"usergroup_ids",
"status",
"position",
"is_trash",
"featured"
],
"attached_condition": "(((`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` = 'A') and (`cscartdb`.`cscart_categories`.`id_path` like '5/%') and (`cscartdb`.`cscart_categories`.`storefront_id` in (0,1)))"
}
},
{
"table": {
"table_name": "cscart_category_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id",
"lang_code"
],
"key_length": "9",
"ref": [
"cscartdb.cscart_categories.category_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.01",
"eval_cost": "0.01",
"prefix_cost": "2.47",
"data_read_per_join": "155"
},
"used_columns": [
"category_id",
"lang_code",
"category"
]
}
},
{
"table": {
"table_name": "cscart_seo_names",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"dispatch"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"type",
"dispatch",
"lang_code"
],
"key_length": "206",
"ref": [
"cscartdb.cscart_categories.category_id",
"const",
"const",
"const"
],
"rows_examined_per_scan": 95,
"rows_produced_per_join": 4,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.19",
"eval_cost": "0.48",
"prefix_cost": "4.13",
"data_read_per_join": "8K"
},
"used_columns": [
"name",
"object_id",
"type",
"dispatch",
"path",
"lang_code"
]
}
}
]
}
}
}
Result
category_id |
parent_id |
id_path |
category |
position |
status |
company_id |
storefront_id |
featured |
seo_name |
seo_path |
19 |
5 |
5/19 |
Candles |
5 |
A |
0 |
0 |
|
candles |
5 |
409 |
5 |
5/409 |
Spa & Relaxation |
10 |
A |
0 |
0 |
|
spa-gift-sets |
5 |
22 |
5 |
5/22 |
Skincare |
15 |
A |
0 |
0 |
|
lotions |
5 |
25 |
5 |
5/25 |
Fragrances |
20 |
A |
0 |
0 |
|
perfume-and-cologne |
5 |
104 |
5 |
5/104 |
Hair Care |
25 |
A |
0 |
0 |
|
hair-care |
5 |
975 |
5 |
5/975 |
Hair Removal & Shave |
35 |
A |
0 |
0 |
|
hair-removal-and-shave |
5 |
101 |
5 |
5/101 |
Cosmetics |
65 |
A |
0 |
0 |
|
cosmetics |
5 |