Query time 0.00066
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "43.21"
},
"ordering_operation": {
"using_temporary_table": true,
"using_filesort": true,
"nested_loop": [
{
"table": {
"table_name": "q_product_feature_variants",
"access_type": "range",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id"
],
"key_length": "3",
"rows_examined_per_scan": 12,
"rows_produced_per_join": 12,
"filtered": "100.00",
"index_condition": "(`portal`.`q_product_feature_variants`.`variant_id` in (5935,6862,7279,7424,7613,8752,8754,8755,8756,9455,9555,9755))",
"cost_info": {
"read_cost": "26.41",
"eval_cost": "2.40",
"prefix_cost": "28.81",
"data_read_per_join": "13K"
},
"used_columns": [
"variant_id",
"color",
"position"
]
}
},
{
"table": {
"table_name": "q_product_feature_variant_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id",
"lang_code"
],
"key_length": "9",
"ref": [
"portal.q_product_feature_variants.variant_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 12,
"filtered": "100.00",
"cost_info": {
"read_cost": "12.00",
"eval_cost": "2.40",
"prefix_cost": "43.21",
"data_read_per_join": "36K"
},
"used_columns": [
"variant_id",
"variant",
"lang_code"
]
}
}
]
}
}
}
Result
variant_id |
position |
color |
variant |
7613 |
0 |
|
Generic |
6862 |
0 |
|
Apexel |
8755 |
0 |
|
Camopro |
9555 |
0 |
|
Conbrov |
8756 |
0 |
|
DBPOWER |
9455 |
0 |
|
Glorich |
9755 |
0 |
|
KDLINKS |
8754 |
0 |
|
Lifemate |
7424 |
0 |
|
Nanuk |
8752 |
0 |
|
Neewer |
7279 |
0 |
|
PULUZ |
5935 |
0 |
|
Sony |