Query time 0.10231
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 |
14707 |
Palm Centro 685 Smartphone - Unlocked |
Exborders FZE |
P |
0 |
14708 |
Apple IPhone 6S Factory Sealed Unlocked Phone, 16GB International Version |
Exborders FZE |
P |
0 |
14709 |
Lenx 18 Pipe Aluminum Heat Exchanger Radiator For Pc Cpu |
Exborders FZE |
P |
0 |
14710 |
Yiynova P2X(V3) Premium Tablet Pen W/kit For YiyNova U Series Tablets |
Exborders FZE |
P |
0 |
14711 |
Original Samsung Galaxy Note 4 Black Touch Stylus S Pen Replacement |
Exborders FZE |
P |
0 |
14712 |
Uxcell 10 Pcs 6mm X 3.5mm 2 Wire Cable MIC Capsule Electret Condenser Microphone |
Exborders FZE |
P |
0 |
14713 |
VAlinks Plug And Play Home Studio Adjustable PC/Desktop/Laptop/Notebook |
Exborders FZE |
P |
0 |
14714 |
AV Access VGA+Audio To HDMI Converter,1920x1200 60Hz,1080P, Plug & Play |
Exborders FZE |
P |
0 |
14715 |
USB-C Adapter Converter Connector Compatible With The New 2015 Macbook |
Exborders FZE |
P |
0 |
14716 |
Adafruit Flex Cable For Raspberry Pi Camera |
Exborders FZE |
P |
0 |
14717 |
Fueran Dp - Display Port Display Emulator Edid Emulator Plug |
Exborders FZE |
P |
0 |
14718 |
Sela Design Powered Riser Adapter Cable Highest Quality |
Exborders FZE |
P |
0 |
14719 |
Phobya 4-Pin Molex To 4 X 3-Pin Fan Connector Cable |
Exborders FZE |
P |
0 |
14720 |
KPTEC Cable Adapter For Apple MacBook Pro, MacBook Air, IMac |
Exborders FZE |
P |
0 |
14721 |
HDE Gold Plated High Speed HDMI TO DVI-D 24+1 Adapter Cable |
Exborders FZE |
P |
0 |
14722 |
Cabletime Mini Display Port Cable In White With Gold-Plated |
Exborders FZE |
P |
0 |