Query time 0.22598
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "7419.44"
},
"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": "index",
"possible_keys": [
"PRIMARY",
"pt"
],
"key": "PRIMARY",
"used_key_parts": [
"category_id",
"product_id"
],
"key_length": "6",
"rows_examined_per_scan": 15659,
"rows_produced_per_join": 15659,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "140.59",
"eval_cost": "3131.80",
"prefix_cost": "3272.39",
"data_read_per_join": "244K"
},
"used_columns": [
"product_id",
"category_id"
]
}
},
{
"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": 3131,
"filtered": "20.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "626.36",
"prefix_cost": "6404.19",
"data_read_per_join": "8M"
},
"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": 277,
"filtered": "8.87",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "55.56",
"prefix_cost": "7030.55",
"data_read_per_join": "1M"
},
"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": 277,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "55.56",
"prefix_cost": "7086.11",
"data_read_per_join": "1M"
},
"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": 277,
"filtered": "99.95",
"using_index": true,
"cost_info": {
"read_cost": "277.78",
"eval_cost": "55.53",
"prefix_cost": "7419.44",
"data_read_per_join": "6K"
},
"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 |
14771 |
Season Ultra 64GB Micro SDXC UHS-I Card Adapter Up |
Exborders FZE |
P |
0 |
14772 |
Monoprice Outlet Power Surge Protector Slim Wall Tap, 540 Joules |
Exborders FZE |
P |
0 |
14773 |
Targus C4 Backpack For Laptops Up To 16-Inch |
Exborders FZE |
P |
0 |
14774 |
SilverStone Tech Inc Sst-Pm01Br-W Plastic Outer Shell, Steel Body |
Exborders FZE |
P |
0 |
14775 |
Shuttle Mini Computer System Components SH110R4, Black |
Exborders FZE |
P |
0 |
14776 |
Movidius Neural Compute Stick 2 With Myriad X Vision Processing Unit |
Exborders FZE |
P |
0 |
14777 |
Arctic Alpine 20 Plus Co Cpu Cooler - Intel Lga2011 |
Exborders FZE |
P |
0 |
14778 |
Bigstone TEC1-12710 Thermoelectric Cooler Peltier 154W |
Exborders FZE |
P |
0 |
14779 |
Monsoon Hardline Economy Compression Fittings |
Exborders FZE |
P |
0 |
14780 |
Bitspower G1/4 Temperature Sensor Stop Fitting, Deep Blood Red |
Exborders FZE |
P |
0 |
14781 |
Pyle Standalone Video Recorder Pvrc43 |
Exborders FZE |
P |
0 |
14782 |
Cmos Rtc Battery Replacement For Hp G60 Cq50 Cq60 Cmos Battery |
Exborders FZE |
P |
0 |
14783 |
Crucial 4 Gb Single Ddr3 1866 Mt/s Sodimm 204-Pin |
Exborders FZE |
P |
0 |
14784 |
2 GB Ram Memory For Compaq Presario Black Diamond Memory |
Exborders FZE |
P |
0 |
14785 |
Nanya 1 Gb Pc2-6400 1 Gb Desktop Ram Memory |
Exborders FZE |
P |
0 |
14786 |
LattePanda - A Powerful Windows 10 Mini Pc 4Gb/64Gb With Enterprise License |
Exborders FZE |
P |
0 |