{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "3.16"
},
"nested_loop": [
{
"table": {
"table_name": "pfv",
"access_type": "range",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id"
],
"key_length": "3",
"rows_examined_per_scan": 3,
"rows_produced_per_join": 3,
"filtered": "100.00",
"index_condition": "(`betaatif_store`.`pfv`.`variant_id` in (53,54,55))",
"cost_info": {
"read_cost": "1.81",
"eval_cost": "0.30",
"prefix_cost": "2.11",
"data_read_per_join": "3K"
},
"used_columns": [
"variant_id",
"position"
]
}
},
{
"table": {
"table_name": "pfvd",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id",
"lang_code"
],
"key_length": "9",
"ref": [
"betaatif_store.pfv.variant_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 3,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.75",
"eval_cost": "0.30",
"prefix_cost": "3.16",
"data_read_per_join": "9K"
},
"used_columns": [
"variant_id",
"variant",
"lang_code"
]
}
}
]
}
}
variant_id | position | variant |
---|---|---|
53 | 2 | بيج |
54 | 3 | كاكي |
55 | 4 | لايت براون |