Query time 0.00201
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "6.73"
},
"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",
"id_path",
"p_category_id"
],
"key": "id_path",
"used_key_parts": [
"id_path"
],
"key_length": "770",
"rows_examined_per_scan": 4,
"rows_produced_per_join": 0,
"filtered": "1.25",
"index_condition": "((`webmarco`.`cscart_categories`.`id_path` like '2910/2916/3087/%') and (`webmarco`.`cscart_categories`.`category_id` in (266,356,393,1516,1936,2601,2653,2760,2851,2910,2912,2917,2985,2944,3002,3048,3046,3060,2916,3087,3080,3085,3095,3144,3185,3105,3224,3228,3231,3390,3407,3487,3532,3591,3631,3535,3617,3933,4001,4254,4003,4525,4693,5264,4299,4271,4313,4317,4257,4418,4321,4564,4575,4551,4746,4334,4903,4787,4973,5014,5030,5039,3648,3685,5152,4805,5098,5164,4933,5256,5270,5372,5495,5506,5511,5519,5522,4808,5597,5742,5821,4431,5968,5457,6343,6426,6288,6448,2920,3741,6579,6473,6809,6870,6897,6928,6975,5362,6980,7008,5847,7022,7093,7217,7135,7242,7301,7454,7464,7797,7849,7080,7435,8229,5684,6536,8356,8362,8440,5577,8784,8817,8823,6328,6340,6471,9052,9053,9289,2954,9386,4910,9434,9435,4701,9662,9697,9720,9997,10041,10260,10269,10300,10265,10334,10335,10336,10437,10438)))",
"cost_info": {
"read_cost": "6.60",
"eval_cost": "0.01",
"prefix_cost": "6.61",
"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`.`parent_id` = 3087) and ((`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`.`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": "6.67",
"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": "6.73",
"data_read_per_join": "86"
},
"used_columns": [
"name",
"object_id",
"company_id",
"type",
"dispatch",
"path",
"lang_code"
]
}
}
]
}
}
}