Query time 0.00182
JSON explain
{
"query_block": {
"select_id": 1,
"nested_loop": [
{
"read_sorted_file": {
"filesort": {
"sort_key": "cscart_product_reviews.product_review_timestamp desc",
"table": {
"table_name": "cscart_product_reviews",
"access_type": "range",
"possible_keys": ["idx_product_id"],
"key": "idx_product_id",
"key_length": "3",
"used_key_parts": ["product_id"],
"rows": 3,
"filtered": 100,
"index_condition": "cscart_product_reviews.product_id in (38872,38890,38891)",
"attached_condition": "cscart_product_reviews.`status` = 'A'"
}
}
}
},
{
"table": {
"table_name": "cscart_users",
"access_type": "eq_ref",
"possible_keys": ["PRIMARY"],
"key": "PRIMARY",
"key_length": "3",
"used_key_parts": ["user_id"],
"ref": ["dev_db.cscart_product_reviews.reply_user_id"],
"rows": 1,
"filtered": 100
}
},
{
"table": {
"table_name": "cscart_companies",
"access_type": "eq_ref",
"possible_keys": ["PRIMARY"],
"key": "PRIMARY",
"key_length": "4",
"used_key_parts": ["company_id"],
"ref": ["dev_db.cscart_users.company_id"],
"rows": 1,
"filtered": 100,
"attached_condition": "trigcond(trigcond(cscart_users.company_id is not null))"
}
},
{
"table": {
"table_name": "cscart_country_descriptions",
"access_type": "eq_ref",
"possible_keys": ["PRIMARY"],
"key": "PRIMARY",
"key_length": "12",
"used_key_parts": ["code", "lang_code"],
"ref": ["dev_db.cscart_product_reviews.country_code", "const"],
"rows": 1,
"filtered": 100,
"attached_condition": "trigcond(cscart_country_descriptions.lang_code = 'vi')"
}
}
]
}
}
Result
product_review_id |
product_id |
user_id |
name |
advantages |
disadvantages |
quick_comment |
comment |
rating_value |
ip_address |
is_buyer |
product_review_timestamp |
country_code |
city |
reply_user_id |
reply |
reply_timestamp |
helpfulness |
status |
storefront_id |
images_count |
vote_up |
vote_down |
reply_company_id |
reply_company |
country |
17437 |
38872 |
6347 |
Vy Pham |
|
|
Tuyệt vời |
Shop đầu tư bao bì và đóng gói siêu cẩn thận. Sản phẩm chất lượng tuyệt vời, có đầy đủ thông tin rõ ràng về thành phần, bảo quản, cách sử dụng |
5 |
1b4af3fb |
N |
1690347444 |
VN |
79 |
0 |
|
0 |
0 |
A |
1 |
0 |
0 |
0 |
|
|
Viet Nam |