Query time 0.00305
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "42.97"
},
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": true,
"cost_info": {
"sort_cost": "4.14"
},
"nested_loop": [
{
"table": {
"table_name": "inventory",
"access_type": "system",
"possible_keys": [
"pc"
],
"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": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "976"
},
"used_columns": [
"product_id",
"amount"
]
}
},
{
"table": {
"table_name": "q_product_features",
"access_type": "const",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "432"
},
"used_columns": [
"feature_id",
"feature_type"
]
}
},
{
"table": {
"table_name": "q_categories",
"access_type": "const",
"possible_keys": [
"PRIMARY",
"c_status",
"p_category_id"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "2K"
},
"used_columns": [
"category_id",
"usergroup_ids",
"status"
]
}
},
{
"table": {
"table_name": "q_product_filters",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"feature_id"
],
"key": "feature_id",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "50.00",
"cost_info": {
"read_cost": "1.00",
"eval_cost": "0.10",
"prefix_cost": "1.20",
"data_read_per_join": "32"
},
"used_columns": [
"filter_id",
"feature_id"
],
"attached_condition": "(`portal`.`q_product_filters`.`filter_id` in (1,3))"
}
},
{
"table": {
"table_name": "products_categories",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"pt"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 89,
"rows_produced_per_join": 44,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "1.60",
"eval_cost": "8.90",
"prefix_cost": "11.70",
"data_read_per_join": "712"
},
"used_columns": [
"product_id",
"category_id"
],
"attached_condition": "(`portal`.`products_categories`.`product_id` is not null)"
}
},
{
"table": {
"table_name": "products",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"status"
],
"key": "PRIMARY",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"ref": [
"portal.products_categories.product_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 41,
"filtered": "93.11",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "8.29",
"prefix_cost": "20.60",
"data_read_per_join": "244K"
},
"used_columns": [
"product_id",
"status",
"company_id",
"amount",
"usergroup_ids",
"tracking"
],
"attached_condition": "((case `portal`.`products`.`tracking` when 'O' then <cache>((NULL > 0)) when 'B' then (`portal`.`products`.`amount` > 0) else 1 end) and ((`portal`.`products`.`usergroup_ids` = '') or find_in_set(0,`portal`.`products`.`usergroup_ids`) or find_in_set(1,`portal`.`products`.`usergroup_ids`)) and (`portal`.`products`.`status` = 'A'))"
}
},
{
"table": {
"table_name": "companies",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"company_id"
],
"key_length": "4",
"ref": [
"portal.products.company_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 4,
"filtered": "10.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.83",
"prefix_cost": "28.89",
"data_read_per_join": "22K"
},
"used_columns": [
"company_id",
"status"
],
"attached_condition": "(`portal`.`companies`.`status` = 'A')"
}
},
{
"table": {
"table_name": "q_product_features_values",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"fl",
"variant_id",
"lang_code",
"product_id",
"fpl"
],
"key": "fpl",
"used_key_parts": [
"feature_id",
"product_id",
"lang_code"
],
"key_length": "12",
"ref": [
"const",
"portal.products_categories.product_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 4,
"filtered": "100.00",
"cost_info": {
"read_cost": "4.14",
"eval_cost": "0.83",
"prefix_cost": "33.86",
"data_read_per_join": "3K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id",
"lang_code"
]
}
},
{
"table": {
"table_name": "var_val_2",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"fl",
"lang_code",
"product_id",
"fpl"
],
"key": "fpl",
"used_key_parts": [
"feature_id",
"product_id",
"lang_code"
],
"key_length": "12",
"ref": [
"const",
"portal.products_categories.product_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 4,
"filtered": "100.00",
"cost_info": {
"read_cost": "4.14",
"eval_cost": "0.83",
"prefix_cost": "38.83",
"data_read_per_join": "3K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id",
"lang_code"
],
"attached_condition": "<if>(found_match(var_val_2), ((`portal`.`var_val_2`.`variant_id` = 6112) or 1), true)"
}
}
]
}
}
}
Result
filter_id |
variant_id |
1 |
5939 |
1 |
6105 |
1 |
6112 |
1 |
6126 |
1 |
6137 |
1 |
7258 |
1 |
7339 |
1 |
7361 |
1 |
7369 |
1 |
7411 |
1 |
7412 |
1 |
7430 |
1 |
7613 |
1 |
9011 |