{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "9.02"
},
"table": {
"table_name": "cscart_categories",
"access_type": "range",
"possible_keys": [
"parent"
],
"key": "parent",
"used_key_parts": [
"parent_id"
],
"key_length": "3",
"rows_examined_per_scan": 20,
"rows_produced_per_join": 20,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "5.02",
"eval_cost": "4.00",
"prefix_cost": "9.02",
"data_read_per_join": "118K"
},
"used_columns": [
"category_id",
"parent_id"
],
"attached_condition": "(`webmarco`.`cscart_categories`.`parent_id` in (5896,6045,6068,6094,6116,6135,6158,6179,6195,6219,6549))"
}
}
}
category_id | parent_id |
---|---|
6452 | 6219 |
6480 | 6219 |
6495 | 6219 |
6510 | 6219 |
6570 | 6549 |
6593 | 6549 |
6636 | 6549 |
6661 | 6549 |
6722 | 6549 |
6756 | 6549 |
6786 | 6549 |