fix: concurrence

ppolariss · ppolariss · commit b98af6eaadd3 · 2024-05-26T18:50:55.000+08:00
diff --git a/backend/apis/exam/driver.go b/backend/apis/exam/driver.go
@@ -70,7 +70,7 @@ func AddDriverPunishment(c *fiber.Ctx) (err error) {
 	}
 	err = DB.Transaction(func(tx *gorm.DB) (err error) {
 		var user User
-		err = tx.Take(&user, tmpUser.ID).Error
+		err = tx.Clauses(LockingClause).Take(&user, tmpUser.ID).Error
 		if err != nil {
 			return
 		}

Original file line number	Diff line number	Diff line change
`@@ -70,7 +70,7 @@ func AddDriverPunishment(c *fiber.Ctx) (err error) {`
`70`	`70`	`}`
`71`	`71`	`err = DB.Transaction(func(tx *gorm.DB) (err error) {`
`72`	`72`	`var user User`
`73`		`- err = tx.Take(&user, tmpUser.ID).Error`
	`73`	`+ err = tx.Clauses(LockingClause).Take(&user, tmpUser.ID).Error`
`74`	`74`	`if err != nil {`
`75`	`75`	`return`
`76`	`76`	`}`