Query time 0.00062
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "44.69"
},
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": true,
"cost_info": {
"sort_cost": "1.12"
},
"nested_loop": [
{
"table": {
"table_name": "cscart_ult_objects_sharing",
"access_type": "index",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"share_object_id",
"share_company_id",
"share_object_type"
],
"key_length": "159",
"rows_examined_per_scan": 191,
"rows_produced_per_join": 1,
"filtered": "1.00",
"using_index": true,
"cost_info": {
"read_cost": "40.90",
"eval_cost": "0.38",
"prefix_cost": "41.28",
"data_read_per_join": "305"
},
"used_columns": [
"share_company_id",
"share_object_id",
"share_object_type"
],
"attached_condition": "((`ea201_francemaqu`.`cscart_ult_objects_sharing`.`share_company_id` = 1) and (`ea201_francemaqu`.`cscart_ult_objects_sharing`.`share_object_type` = 'pages'))"
}
},
{
"table": {
"table_name": "cscart_pages",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"parent_id"
],
"key": "PRIMARY",
"used_key_parts": [
"page_id"
],
"key_length": "3",
"ref": [
"ea201_francemaqu.cscart_ult_objects_sharing.share_object_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "58.73",
"index_condition": "(`ea201_francemaqu`.`cscart_ult_objects_sharing`.`share_object_id` = `ea201_francemaqu`.`cscart_pages`.`page_id`)",
"cost_info": {
"read_cost": "1.91",
"eval_cost": "0.22",
"prefix_cost": "43.57",
"data_read_per_join": "2K"
},
"used_columns": [
"page_id",
"parent_id"
],
"attached_condition": "(`ea201_francemaqu`.`cscart_pages`.`parent_id` in (86,87,91,32,83,9,16,85,17,19,48,65,77,20,90,31,88,18,78,47,89,26,73,8,80,34,84,81,64,79,42,11,3,4,5,71,75))"
}
}
]
}
}
}