Query time 0.00143
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "28.87"
},
"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": 4,
"rows_produced_per_join": 0,
"filtered": "2.00",
"index_condition": "((`s2cart`.`cscart_categories`.`category_id` in (2698,2878,2900,2906)) and (`s2cart`.`cscart_categories`.`category_id` <> 414))",
"cost_info": {
"read_cost": "2.80",
"eval_cost": "0.01",
"prefix_cost": "2.81",
"data_read_per_join": "289"
},
"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": "2.84",
"data_read_per_join": "519"
},
"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": 55,
"filtered": "100.00",
"cost_info": {
"read_cost": "14.88",
"eval_cost": "5.57",
"prefix_cost": "23.29",
"data_read_per_join": "94K"
},
"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": 55,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.02",
"eval_cost": "5.57",
"prefix_cost": "28.88",
"data_read_per_join": "517K"
},
"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 |
2906 |
2900 |
2698/2878/2900/2906 |
Analog Multimeters |
0 |
A |
0 |
0 |
16 |
analog-multimeters |
2698/2878/2900 |
none |
N |
0 |
|
|
|
2900 |
2878 |
2698/2878/2900 |
Multimeters |
0 |
A |
0 |
0 |
0 |
multimeters |
2698/2878 |
none |
N |
0 |
|
|
|
2878 |
2698 |
2698/2878 |
Electrical Power Testing |
40 |
A |
0 |
0 |
0 |
electrical-power-testing |
2698 |
none |
N |
0 |
|
|
|
2698 |
0 |
2698 |
Testing and Measuring Instruments |
40 |
A |
0 |
0 |
0 |
testing-and-measuring-instruments |
|
none |
N |
0 |
|
|
|