Query time 0.00046
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "21.01"
},
"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": 30,
"rows_produced_per_join": 5,
"filtered": "20.00",
"index_condition": "(`s2cart`.`cscart_product_prices`.`product_id` in (51603,119291,243684,275040,275133,275759,275765,276261,276352,276420,276421,276426,276427,276428,276429,276430,276431,276432,276433,276434,276435,276436,276437,276438,276439,276440,276441,276442,276443,276444))",
"cost_info": {
"read_cost": "20.41",
"eval_cost": "0.60",
"prefix_cost": "21.01",
"data_read_per_join": "143"
},
"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 |
51603 |
1.00000000 |
119291 |
260.00000000 |
243684 |
1035.00000000 |
275040 |
3300.00000000 |
275133 |
0.00000000 |
275759 |
0.00000000 |
275765 |
0.00000000 |
276261 |
0.00000000 |
276352 |
0.00000000 |
276420 |
0.00000000 |
276421 |
0.00000000 |
276426 |
0.00000000 |
276427 |
0.00000000 |
276428 |
0.00000000 |
276429 |
0.00000000 |
276430 |
0.00000000 |
276431 |
0.00000000 |
276432 |
0.00000000 |
276433 |
0.00000000 |
276434 |
0.00000000 |
276435 |
0.00000000 |
276436 |
0.00000000 |
276437 |
0.00000000 |
276438 |
0.00000000 |
276439 |
0.00000000 |
276440 |
0.00000000 |
276441 |
0.00000000 |
276442 |
0.00000000 |
276443 |
0.00000000 |
276444 |
0.00000000 |