Query time 0.00081
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "2.45"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "1.00"
},
"nested_loop": [
{
"table": {
"table_name": "a",
"access_type": "ALL",
"possible_keys": [
"c_status"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.25",
"eval_cost": "0.10",
"prefix_cost": "0.35",
"data_read_per_join": "2K"
},
"used_columns": [
"option_id",
"product_id",
"company_id",
"option_type",
"regexp",
"required",
"multiupload",
"allowed_extensions",
"max_file_size",
"missing_variants_handling",
"status",
"position",
"value"
],
"attached_condition": "((`nuie_scalesta_net`.`a`.`product_id` in (101239,101240,101241,101242,101243,101244,101245,101246,101247,101248,101249,101250,101251,101252,101253,101254,101255,101256,101257,101258,101259,101260,101261,101262,101263,101264,101265,101266,101267,101268,101269,101270,101271,101272,101273,101274,101275,101276,101277,101278,101279,101280,101281,101282,101283,101284,101285,101286,101287,101288,101289,101290,101291,101292,101293,101294,101295,101296,101297,101298,101299,101300,101301,101302,101303,101304,101305,101306,101307,101308,101309,101310,101311,101312,101313,101314,101315,101316,101317,101318,101319,101320,101321,101322,101323,101324,101325,101326,101327,101328,101329,101330,101331,101332,101333,101334)) and (`nuie_scalesta_net`.`a`.`status` = 'A'))"
}
},
{
"table": {
"table_name": "b",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"option_id",
"lang_code"
],
"key_length": "9",
"ref": [
"nuie_scalesta_net.a.option_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.00",
"eval_cost": "0.10",
"prefix_cost": "1.45",
"data_read_per_join": "3K"
},
"used_columns": [
"option_id",
"lang_code",
"option_name",
"internal_option_name",
"option_text",
"description",
"comment",
"inner_hint",
"incorrect_message"
]
}
}
]
}
}
}