Query time 0.00161
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "18.45"
},
"nested_loop": [
{
"table": {
"table_name": "v",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"fl",
"product_id",
"fpl",
"idx_product_feature_variant_id"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id",
"product_id"
],
"key_length": "6",
"rows_examined_per_scan": 20,
"rows_produced_per_join": 20,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "2.45",
"eval_cost": "2.00",
"prefix_cost": "4.45",
"data_read_per_join": "15K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id"
],
"attached_condition": "((`chocoramo`.`v`.`feature_id` = 347) and (`chocoramo`.`v`.`product_id` in ('27636','27637','27627','27635','27634','27633','27632','27631','27630','27629','27628','19134','27626','27625','27624','27623','27622','27621','27620','27619')))"
}
},
{
"table": {
"table_name": "vd",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id",
"lang_code"
],
"key_length": "9",
"ref": [
"chocoramo.v.variant_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "5.00",
"eval_cost": "2.00",
"prefix_cost": "11.45",
"data_read_per_join": "60K"
},
"used_columns": [
"variant_id",
"variant",
"lang_code"
]
}
},
{
"table": {
"table_name": "vf",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"variant_id"
],
"key_length": "3",
"ref": [
"chocoramo.v.variant_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 20,
"filtered": "100.00",
"cost_info": {
"read_cost": "5.00",
"eval_cost": "2.00",
"prefix_cost": "18.45",
"data_read_per_join": "22K"
},
"used_columns": [
"variant_id",
"color",
"position"
]
}
}
]
}
}
Result
variant_id |
product_id |
variant |
position |
color |
4147 |
19134 |
White |
0 |
#ffffff |
4151 |
27619 |
Black |
1 |
#ffffff |
4152 |
27620 |
Pink |
2 |
#ffffff |
4153 |
27621 |
Black/Red |
3 |
#ffffff |
4147 |
27622 |
White |
0 |
#ffffff |
4151 |
27623 |
Black |
1 |
#ffffff |
4152 |
27624 |
Pink |
2 |
#ffffff |
4153 |
27625 |
Black/Red |
3 |
#ffffff |
4147 |
27626 |
White |
0 |
#ffffff |
4151 |
27627 |
Black |
1 |
#ffffff |
4152 |
27628 |
Pink |
2 |
#ffffff |
4153 |
27629 |
Black/Red |
3 |
#ffffff |
4147 |
27630 |
White |
0 |
#ffffff |
4151 |
27631 |
Black |
1 |
#ffffff |
4152 |
27632 |
Pink |
2 |
#ffffff |
4153 |
27633 |
Black/Red |
3 |
#ffffff |
4147 |
27634 |
White |
0 |
#ffffff |
4151 |
27635 |
Black |
1 |
#ffffff |
4152 |
27636 |
Pink |
2 |
#ffffff |
4153 |
27637 |
Black/Red |
3 |
#ffffff |