Query time 0.00075
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "21.66"
},
"ordering_operation": {
"using_temporary_table": true,
"using_filesort": true,
"nested_loop": [
{
"table": {
"table_name": "cscart_categories",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"c_status",
"parent",
"p_category_id"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id"
],
"key_length": "3",
"rows_examined_per_scan": 3,
"rows_produced_per_join": 0,
"filtered": "2.00",
"index_condition": "((`s2cart`.`cscart_categories`.`category_id` in (1974,2233,2237)) and (`s2cart`.`cscart_categories`.`category_id` <> 414))",
"cost_info": {
"read_cost": "2.10",
"eval_cost": "0.01",
"prefix_cost": "2.11",
"data_read_per_join": "217"
},
"used_columns": [
"category_id",
"parent_id",
"id_path",
"company_id",
"usergroup_ids",
"status",
"product_count",
"position",
"age_verification",
"age_limit",
"is_trash",
"ab__lc_catalog_image_control",
"storefront_id"
],
"attached_condition": "(((`s2cart`.`cscart_categories`.`usergroup_ids` = '') or (0 <> find_in_set(0,`s2cart`.`cscart_categories`.`usergroup_ids`)) or (0 <> find_in_set(1,`s2cart`.`cscart_categories`.`usergroup_ids`))) and (`s2cart`.`cscart_categories`.`status` = 'A') and (`s2cart`.`cscart_categories`.`parent_id` <> 414) and (`s2cart`.`cscart_categories`.`storefront_id` in (0,3)))"
}
},
{
"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": [
"s2cart.cscart_categories.category_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.02",
"eval_cost": "0.01",
"prefix_cost": "2.13",
"data_read_per_join": "389"
},
"used_columns": [
"category_id",
"lang_code",
"category",
"age_warning_message",
"ab__custom_category_h1"
]
}
},
{
"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": [
"s2cart.cscart_categories.category_id",
"const",
"const",
"const"
],
"rows_examined_per_scan": 696,
"rows_produced_per_join": 41,
"filtered": "100.00",
"cost_info": {
"read_cost": "11.16",
"eval_cost": "4.18",
"prefix_cost": "17.47",
"data_read_per_join": "70K"
},
"used_columns": [
"name",
"object_id",
"type",
"dispatch",
"path",
"lang_code"
]
}
},
{
"table": {
"table_name": "cscart_companies",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"company_id"
],
"key_length": "4",
"ref": [
"s2cart.cscart_categories.company_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 41,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.02",
"eval_cost": "4.18",
"prefix_cost": "21.66",
"data_read_per_join": "387K"
},
"used_columns": [
"company_id",
"company"
]
}
}
]
}
}
}
Result
category_id |
parent_id |
id_path |
category |
position |
status |
company_id |
storefront_id |
product_count |
seo_name |
seo_path |
ab__lc_catalog_image_control |
age_verification |
age_limit |
age_warning_message |
ab__custom_category_h1 |
company |
2237 |
2233 |
1974/2233/2237 |
Fine Liners |
0 |
A |
0 |
0 |
2 |
fine-liners |
1974/2233 |
none |
N |
0 |
|
|
|
2233 |
1974 |
1974/2233 |
Pens, Pencils and Markers |
0 |
A |
0 |
0 |
0 |
pens-pencils-and-markers |
1974 |
none |
N |
0 |
|
|
|
1974 |
0 |
1974 |
Office Supplies |
93 |
A |
0 |
0 |
0 |
office-supplies |
|
none |
N |
0 |
|
|
|