Query time 0.00270
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "14.52"
},
"ordering_operation": {
"using_temporary_table": true,
"using_filesort": true,
"nested_loop": [
{
"table": {
"table_name": "q_categories",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"c_status",
"parent",
"id_path",
"p_category_id"
],
"key": "parent",
"used_key_parts": [
"parent_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 12,
"rows_produced_per_join": 0,
"filtered": "0.42",
"cost_info": {
"read_cost": "12.00",
"eval_cost": "0.01",
"prefix_cost": "14.40",
"data_read_per_join": "135"
},
"used_columns": [
"category_id",
"parent_id",
"id_path",
"usergroup_ids",
"status",
"position",
"is_trash",
"ab__lc_catalog_image_control"
],
"attached_condition": "(((`portal`.`q_categories`.`usergroup_ids` = '') or find_in_set(0,`portal`.`q_categories`.`usergroup_ids`) or find_in_set(1,`portal`.`q_categories`.`usergroup_ids`)) and (`portal`.`q_categories`.`status` = 'A') and (`portal`.`q_categories`.`id_path` like '6/%') and (`portal`.`q_categories`.`category_id` in (12,13,38,40,41,6,159,163,168,183,184,189,207,243,301,406,408,425,426,438,439,440,441,442,443,444,445,446,448,451,452,454,455,456,476,477,478,479,481,482,248,544,547,2,589,591)))"
}
},
{
"table": {
"table_name": "q_category_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id",
"lang_code"
],
"key_length": "9",
"ref": [
"portal.q_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": "14.46",
"data_read_per_join": "155"
},
"used_columns": [
"category_id",
"lang_code",
"category"
]
}
},
{
"table": {
"table_name": "q_seo_names",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"dispatch"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id",
"type",
"dispatch",
"lang_code"
],
"key_length": "206",
"ref": [
"portal.q_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": "14.52",
"data_read_per_join": "86"
},
"used_columns": [
"name",
"object_id",
"type",
"dispatch",
"path",
"lang_code"
]
}
}
]
}
}
}
Result
category_id |
parent_id |
id_path |
category |
position |
status |
seo_name |
seo_path |
ab__lc_catalog_image_control |
159 |
6 |
6/159 |
Decor |
20 |
A |
decor |
6 |
none |
168 |
6 |
6/168 |
Small Appliances |
30 |
A |
small-appliances |
6 |
none |
184 |
6 |
6/184 |
Tools & Home Improvement |
40 |
A |
tools-and-home |
6 |
none |
406 |
6 |
6/406 |
Furniture |
70 |
A |
furniture |
6 |
none |
425 |
6 |
6/425 |
Outdoor |
80 |
A |
outdoor |
6 |
none |
438 |
6 |
6/438 |
Kitchen & Dining |
90 |
A |
kitchen-dining |
6 |
none |
445 |
6 |
6/445 |
Household Supplies |
100 |
A |
house-supplies |
6 |
none |