Query time 0.00972
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "461.79"
},
"ordering_operation": {
"using_filesort": true,
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": false,
"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": "companies",
"access_type": "const",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"company_id"
],
"key_length": "4",
"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": "5K"
},
"used_columns": [
"company_id",
"status",
"company"
]
}
},
{
"table": {
"table_name": "products_categories",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"pt"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id"
],
"key_length": "3",
"rows_examined_per_scan": 668,
"rows_produced_per_join": 668,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "151.28",
"eval_cost": "133.60",
"prefix_cost": "284.88",
"data_read_per_join": "10K"
},
"used_columns": [
"product_id",
"category_id"
],
"attached_condition": "(`portal`.`products_categories`.`category_id` in (249,250,435,436,490,496,500,506,251,492,497,501,507,252,498,502,508,253,499,503,509,254,489,504,255,505,532,256,271,433,434,459,484,533,535,579,595))"
}
},
{
"table": {
"table_name": "q_categories",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"c_status",
"p_category_id"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id"
],
"key_length": "3",
"ref": [
"portal.products_categories.category_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 133,
"filtered": "20.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "26.72",
"prefix_cost": "418.49",
"data_read_per_join": "352K"
},
"used_columns": [
"category_id",
"usergroup_ids",
"status"
],
"attached_condition": "(((`portal`.`q_categories`.`usergroup_ids` = '') or find_in_set(0,`portal`.`q_categories`.`usergroup_ids`) or find_in_set(1,`portal`.`q_categories`.`usergroup_ids`)) and (`portal`.`q_categories`.`status` in ('A','H')))"
}
},
{
"table": {
"table_name": "products",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"status",
"idx_parent_product_id"
],
"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": 11,
"filtered": "8.87",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "2.37",
"prefix_cost": "445.21",
"data_read_per_join": "69K"
},
"used_columns": [
"product_id",
"product_type",
"status",
"company_id",
"amount",
"timestamp",
"usergroup_ids",
"tracking",
"parent_product_id"
],
"attached_condition": "((`portal`.`products`.`parent_product_id` = 0) and (`portal`.`products`.`company_id` = 115) and (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": "descr1",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"product_id"
],
"key": "PRIMARY",
"used_key_parts": [
"product_id",
"lang_code"
],
"key_length": "9",
"ref": [
"portal.products_categories.product_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 11,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "2.37",
"prefix_cost": "447.57",
"data_read_per_join": "45K"
},
"used_columns": [
"product_id",
"lang_code",
"product"
]
}
},
{
"table": {
"table_name": "prices",
"access_type": "ref",
"possible_keys": [
"usergroup",
"product_id",
"lower_limit",
"usergroup_id"
],
"key": "usergroup",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"ref": [
"portal.products_categories.product_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 11,
"filtered": "99.95",
"using_index": true,
"cost_info": {
"read_cost": "11.85",
"eval_cost": "2.37",
"prefix_cost": "461.79",
"data_read_per_join": "284"
},
"used_columns": [
"product_id",
"lower_limit",
"usergroup_id"
],
"attached_condition": "((`portal`.`prices`.`lower_limit` = 1) and (`portal`.`prices`.`usergroup_id` in (0,0,1)))"
}
}
]
}
}
}
}
Result
product_id |
product |
company_name |
product_type |
parent_product_id |
16512 |
VS Basic - #20 Action Figure Toy for Kids |
Exborders FZE |
P |
0 |
16513 |
Kotobukiya Street Fighter: Poison Bishoujo Statue |
Exborders FZE |
P |
0 |
16514 |
Disney - Mickey Figural PVC Keyring |
Exborders FZE |
P |
0 |
16519 |
144 Neon Vampire Toy Teeth By 144 Neon Vampire |
Exborders FZE |
P |
0 |
16612 |
30ft Lime Green Striped Crepe Paper Streamers |
Exborders FZE |
P |
0 |