Query time 0.00814
JSON explain
{
"query_block": {
"select_id": 1,
"cost": 0.244607322,
"filesort": {
"sort_key": "descr1.product, products.product_id",
"temporary_table": {
"nested_loop": [
{
"table": {
"table_name": "master_products_storefront_offers_count",
"access_type": "system",
"possible_keys": ["PRIMARY", "idx_storefront_id"],
"rows": 0,
"filtered": 0,
"const_row_not_found": true
}
},
{
"table": {
"table_name": "products",
"access_type": "range",
"possible_keys": ["PRIMARY", "status", "idx_master_product_id"],
"key": "PRIMARY",
"key_length": "3",
"used_key_parts": ["product_id"],
"loops": 1,
"rows": 3,
"cost": 0.00594202,
"filtered": 93.27916718,
"index_condition": "products.product_id in (17,148,187)",
"attached_condition": "products.master_product_id = 0 and (products.usergroup_ids = '' or find_in_set(0,products.usergroup_ids) or find_in_set(1,products.usergroup_ids)) and products.`status` = 'A' and products.master_product_status in ('A','H') and products.company_id > 0"
}
},
{
"table": {
"table_name": "descr1",
"access_type": "eq_ref",
"possible_keys": ["PRIMARY", "product_id"],
"key": "PRIMARY",
"key_length": "9",
"used_key_parts": ["product_id", "lang_code"],
"ref": ["tmall.products.product_id", "const"],
"loops": 2.798374906,
"rows": 1,
"cost": 0.005248063,
"filtered": 100,
"attached_condition": "trigcond(descr1.lang_code = 'en')"
}
},
{
"table": {
"table_name": "companies",
"access_type": "eq_ref",
"possible_keys": ["PRIMARY"],
"key": "PRIMARY",
"key_length": "4",
"used_key_parts": ["company_id"],
"ref": ["tmall.products.company_id"],
"loops": 2.798374906,
"rows": 1,
"cost": 0.005043263,
"filtered": 100,
"attached_condition": "trigcond(companies.`status` = 'A' or products.company_id = 0)"
}
},
{
"table": {
"table_name": "prices",
"access_type": "ref",
"possible_keys": [
"usergroup",
"product_id",
"lower_limit",
"usergroup_id"
],
"key": "usergroup",
"key_length": "3",
"used_key_parts": ["product_id"],
"ref": ["tmall.products.product_id"],
"loops": 2.798374906,
"rows": 2,
"cost": 0.002874526,
"filtered": 93.5160141,
"attached_condition": "prices.lower_limit = 1 and prices.usergroup_id in (0,0,1)",
"using_index": true
}
},
{
"table": {
"table_name": "products_categories",
"access_type": "ref",
"possible_keys": ["PRIMARY", "pt"],
"key": "pt",
"key_length": "3",
"used_key_parts": ["product_id"],
"ref": ["tmall.products.product_id"],
"loops": 6.751676012,
"rows": 11,
"cost": 0.096017865,
"filtered": 100
}
},
{
"table": {
"table_name": "tmall_categories",
"access_type": "eq_ref",
"possible_keys": ["PRIMARY", "c_status", "p_category_id"],
"key": "PRIMARY",
"key_length": "3",
"used_key_parts": ["category_id"],
"ref": ["tmall.products_categories.category_id"],
"loops": 74.76856028,
"rows": 1,
"cost": 0.129481585,
"filtered": 100,
"attached_condition": "(tmall_categories.usergroup_ids = '' or find_in_set(0,tmall_categories.usergroup_ids) or find_in_set(1,tmall_categories.usergroup_ids)) and tmall_categories.`status` in ('A','H') and tmall_categories.storefront_id in (0,1)"
}
}
]
}
}
}
}
Result
| product_id |
product |
company_name |
product_type |
parent_product_id |
master_product_offers_count |
master_product_id |
company_id |
| 17 |
101 Things Everyone Should Know About Economics A Down and Dirty Guide to Everything from Securities and Derivatives to Interest Rates and Hedge Funds—And What They Mean For You |
CS-Cart |
P |
0 |
0 |
0 |
1 |
| 148 |
16GB A Series Walkman Video MP3 |
CS-Cart |
P |
0 |
0 |
0 |
1 |
| 187 |
2010 TOUR STAFF Bag 10" |
CS-Cart |
P |
0 |
0 |
0 |
1 |