{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "24.25"
},
"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": 58,
"rows_produced_per_join": 58,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "12.65",
"eval_cost": "11.60",
"prefix_cost": "24.25",
"data_read_per_join": "343K"
},
"used_columns": [
"category_id",
"parent_id"
],
"attached_condition": "(`webmarco`.`cscart_categories`.`parent_id` in (6342,6498,6414,6047,6015,6255,6321,6531,6435,6193,6418,6099,6555,6463,6229,6154,6513,6607,6294,6648,6299,6522,6693,6534,6449,6747,6485,6788,6815,7015,6840,7074,6864,7111,6905,6947,6977))"
}
}
}
category_id | parent_id |
---|---|
6047 | 6015 |
6099 | 6015 |
6154 | 6015 |
6513 | 6015 |
6522 | 6015 |
6534 | 6015 |
6342 | 6294 |
6418 | 6294 |
6414 | 6321 |
6435 | 6321 |
6463 | 6321 |
6498 | 6449 |
6531 | 6449 |
6555 | 6449 |
6607 | 6449 |
6648 | 6449 |
6693 | 6449 |
6747 | 6449 |
6788 | 6449 |
6815 | 6449 |
6840 | 6449 |
6864 | 6449 |
6905 | 6449 |
6947 | 6449 |
6977 | 6449 |