Query time 0.00179
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "12.12"
},
"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": 10,
"rows_produced_per_join": 0,
"filtered": "0.50",
"cost_info": {
"read_cost": "10.00",
"eval_cost": "0.01",
"prefix_cost": "12.00",
"data_read_per_join": "303"
},
"used_columns": [
"category_id",
"parent_id",
"id_path",
"company_id",
"usergroup_ids",
"status",
"position",
"is_trash",
"storefront_id"
],
"attached_condition": "(((`webmarco`.`cscart_categories`.`usergroup_ids` = '') or find_in_set(0,`webmarco`.`cscart_categories`.`usergroup_ids`) or find_in_set(1,`webmarco`.`cscart_categories`.`usergroup_ids`)) and (`webmarco`.`cscart_categories`.`status` = 'A') and (`webmarco`.`cscart_categories`.`id_path` like '4271/4885/%') and (`webmarco`.`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": [
"webmarco.cscart_categories.category_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.05",
"eval_cost": "0.01",
"prefix_cost": "12.06",
"data_read_per_join": "208"
},
"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": [
"webmarco.cscart_categories.category_id",
"const",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.05",
"eval_cost": "0.01",
"prefix_cost": "12.12",
"data_read_per_join": "86"
},
"used_columns": [
"name",
"object_id",
"company_id",
"type",
"dispatch",
"path",
"lang_code"
]
}
}
]
}
}
}
Result
category_id |
parent_id |
id_path |
category |
position |
status |
company_id |
storefront_id |
seo_name |
seo_path |
4892 |
4885 |
4271/4885/4892 |
Bridges & Routers |
0 |
A |
0 |
0 |
bridges-and-routers |
4271/4885 |
4998 |
4885 |
4271/4885/4998 |
Concentrators & Multiplexers |
0 |
A |
0 |
0 |
concentrators-and-multiplexers |
4271/4885 |
5008 |
4885 |
4271/4885/5008 |
Hubs & Switches |
0 |
A |
0 |
0 |
hubs-and-switches |
4271/4885 |
5025 |
4885 |
4271/4885/5025 |
Modem Accessories |
0 |
A |
0 |
0 |
modem-accessories |
4271/4885 |
5036 |
4885 |
4271/4885/5036 |
Modems |
0 |
A |
0 |
0 |
modems |
4271/4885 |
5061 |
4885 |
4271/4885/5061 |
Network Cards & Adapters |
0 |
A |
0 |
0 |
network-cards-and-adapters |
4271/4885 |
5073 |
4885 |
4271/4885/5073 |
Network Security & Firewall Devices |
0 |
A |
0 |
0 |
network-security-and-firewall-devices |
4271/4885 |
5083 |
4885 |
4271/4885/5083 |
Power Over Ethernet Adapters |
0 |
A |
0 |
0 |
power-over-ethernet-adapters |
4271/4885 |
5093 |
4885 |
4271/4885/5093 |
Print Servers |
0 |
A |
0 |
0 |
print-servers |
4271/4885 |
5108 |
4885 |
4271/4885/5108 |
Repeaters & Transceivers |
0 |
A |
0 |
0 |
repeaters-and-transceivers |
4271/4885 |