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期望使用Updates函数更新name字段为空,不会触发sql变更 #7017

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YLLL-ux opened this issue May 11, 2024 · 3 comments
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@YLLL-ux
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YLLL-ux commented May 11, 2024

使用v1.25.9版本,更新db字段失败

type Animals struct {
	Name    string `gorm:"column:name"`
	Age        int    `gorm:"column:age"`
	Context string `gorm:"column:context"`
}

func mockUpdate(db *gorm.DB) {
	animal := &Animals{
		Name:    "",
		Context: "zxasc",
	}

	db.Debug().Model(&Animals{}).Where("id = ?", 1).Updates(animal)
}

期望将name字段设置空,将context字段设置为zxasc,执行完后只修改了context字段,name字段并没有修改,请问updates是不支持这样更新db吗?

@YLLL-ux YLLL-ux added the type:question general questions label May 11, 2024
@github-actions github-actions bot added type:missing reproduction steps missing reproduction steps and removed type:question general questions labels May 11, 2024
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The issue has been automatically marked as stale as it missing playground pull request link, which is important to help others understand your issue effectively and make sure the issue hasn't been fixed on latest master, checkout https://github.com/go-gorm/playground for details. it will be closed in 30 days if no further activity occurs. if you are asking question, please use the Question template, most likely your question already answered https://github.com/go-gorm/gorm/issues or described in the document https://gorm.ioSearch Before Asking

@JIeJaitt
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gorm好像不是这样用的,你试试把Name 设置为sql.NullString

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The issue has been automatically marked as stale as it missing playground pull request link, which is important to help others understand your issue effectively and make sure the issue hasn't been fixed on latest master, checkout https://github.com/go-gorm/playground for details. it will be closed in 30 days if no further activity occurs. if you are asking question, please use the Question template, most likely your question already answered https://github.com/go-gorm/gorm/issues or described in the document https://gorm.ioSearch Before Asking

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