{
"query_block": {
"select_id": 1,
"table": {
"table_name": "cscart_categories",
"access_type": "range",
"possible_keys": ["parent"],
"key": "parent",
"key_length": "3",
"used_key_parts": ["parent_id"],
"rows": 13,
"filtered": 100,
"attached_condition": "cscart_categories.parent_id in (262,263,264,265,266,267,268,269,270,271,272,273,274)",
"using_index": true
}
}
}