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Update Document For Related()

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Jinzhu 2013-11-05 08:08:42 +08:00
parent 98869cb124
commit 2f5991d088
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README.md
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@ -102,6 +102,8 @@ db.Save(&user)
### Create With SubStruct ### Create With SubStruct
Refer [Query With Related](#query-with-related) to find how to find associations
```go ```go
user := User{ user := User{
Name: "jinzhu", Name: "jinzhu",
@ -260,12 +262,15 @@ db.Where("name = 'jinzhu'").Or(map[string]interface{}{"name": "jinzhu 2"}).Find(
### Query With Related ### Query With Related
```go ```go
// Find emails from user with guessed foreign key
db.Model(&user).Related(&emails) db.Model(&user).Related(&emails)
//// SELECT * FROM emails WHERE user_id = 111; //// SELECT * FROM emails WHERE user_id = 111;
// Find address from user with specified foreign key 'BillingAddressId'
db.Model(&user).Related(&address1, "BillingAddressId") db.Model(&user).Related(&address1, "BillingAddressId")
//// SELECT * FROM addresses WHERE id = 123; // 123 is the value of user's BillingAddressId //// SELECT * FROM addresses WHERE id = 123; // 123 is the value of user's BillingAddressId
// Find user from email with guessed primary key value from emails
db.Model(&email).Related(&user) db.Model(&email).Related(&user)
//// SELECT * FROM users WHERE id = 111; // 111 is the value of email's UserId //// SELECT * FROM users WHERE id = 111; // 111 is the value of email's UserId
``` ```