Query time 0.00118
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 '5457/5624/%') 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 |
5775 |
5624 |
5457/5624/5775 |
Laminators |
10 |
A |
0 |
0 |
laminators |
5457/5624 |
5795 |
5624 |
5457/5624/5795 |
Office Shredders |
20 |
A |
0 |
0 |
office-shredders |
5457/5624 |
5813 |
5624 |
5457/5624/5813 |
Postage Meters |
30 |
A |
0 |
0 |
postage-meters |
5457/5624 |
5823 |
5624 |
5457/5624/5823 |
Time & Attendance Clocks |
40 |
A |
0 |
0 |
time-and-attendance-clocks |
5457/5624 |
5839 |
5624 |
5457/5624/5839 |
Transcribers & Dictation Systems |
50 |
A |
0 |
0 |
transcribers-and-dictation-systems |
5457/5624 |
5859 |
5624 |
5457/5624/5859 |
Typewriters |
60 |
A |
0 |
0 |
typewriters |
5457/5624 |
7595 |
5624 |
5457/5624/7595 |
Calculator Accessories |
70 |
A |
0 |
0 |
calculator-accessories |
5457/5624 |
7603 |
5624 |
5457/5624/7603 |
Calculators |
80 |
A |
0 |
0 |
calculators |
5457/5624 |
7667 |
5624 |
5457/5624/7667 |
Electronic Dictionaries & Translators |
90 |
A |
0 |
0 |
electronic-dictionaries-and-translators |
5457/5624 |
7672 |
5624 |
5457/5624/7672 |
Label Makers |
100 |
A |
0 |
0 |
label-makers |
5457/5624 |