Query time 0.00101
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "14.01"
},
"grouping_operation": {
"using_filesort": false,
"nested_loop": [
{
"table": {
"table_name": "cscart_master_products_storefront_min_price",
"access_type": "system",
"possible_keys": [
"PRIMARY"
],
"rows_examined_per_scan": 0,
"rows_produced_per_join": 1,
"filtered": "0.00",
"const_row_not_found": true,
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.10",
"prefix_cost": "0.00",
"data_read_per_join": "16"
},
"used_columns": [
"storefront_id",
"product_id",
"price"
]
}
},
{
"table": {
"table_name": "cscart_product_prices",
"access_type": "range",
"possible_keys": [
"usergroup",
"product_id",
"lower_limit",
"usergroup_id"
],
"key": "product_id",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"rows_examined_per_scan": 20,
"rows_produced_per_join": 3,
"filtered": "20.00",
"index_condition": "(`s2cart`.`cscart_product_prices`.`product_id` in (276517,276518,276519,276520,276521,276522,276523,276524,276525,276526,276527,276528,276529,276530,276531,276532,276533,276534,276535,276536))",
"cost_info": {
"read_cost": "13.61",
"eval_cost": "0.40",
"prefix_cost": "14.01",
"data_read_per_join": "95"
},
"used_columns": [
"product_id",
"price",
"percentage_discount",
"lower_limit",
"usergroup_id"
],
"attached_condition": "((`s2cart`.`cscart_product_prices`.`lower_limit` = 1) and (`s2cart`.`cscart_product_prices`.`usergroup_id` in (0,1)))"
}
}
]
}
}
}
Result
product_id |
price |
276517 |
0.00000000 |
276518 |
0.00000000 |
276519 |
0.00000000 |
276520 |
0.00000000 |
276521 |
0.00000000 |
276522 |
0.00000000 |
276523 |
0.00000000 |
276524 |
0.00000000 |
276525 |
0.00000000 |
276526 |
0.00000000 |
276527 |
0.00000000 |
276528 |
0.00000000 |
276529 |
0.00000000 |
276530 |
0.00000000 |
276531 |
0.00000000 |
276532 |
0.00000000 |
276533 |
0.00000000 |
276534 |
0.00000000 |
276535 |
0.00000000 |
276536 |
0.00000000 |