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数据库迁移优化，增强外键约束控制，改进日志输出

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hanxuanyu
2026-01-27 10:27:25 +08:00
parent 0fe45e3847
commit 729d335a69
6 changed files with 59 additions and 25 deletions
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4
internal/model/models.go
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@@ -16,12 +16,12 @@ type Image struct {
CreatedAt time.Time `json:"created_at"`
UpdatedAt time.Time `json:"updated_at"`
DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
Variants []ImageVariant `gorm:"foreignKey:ImageID" json:"variants"`
Variants []ImageVariant `gorm:"foreignKey:ImageID;constraint:OnUpdate:CASCADE,OnDelete:SET NULL;" json:"variants"`
}
type ImageVariant struct {
ID uint `gorm:"primaryKey" json:"id"`
ImageID uint `gorm:"uniqueIndex:idx_image_variant_format" json:"image_id"`
ImageID uint `gorm:"index;uniqueIndex:idx_image_variant_format" json:"image_id"`
Variant string `gorm:"uniqueIndex:idx_image_variant_format;type:varchar(20)" json:"variant"` // UHD, 1920x1080, etc.
Format string `gorm:"uniqueIndex:idx_image_variant_format;type:varchar(10)" json:"format"` // jpg, webp
StorageKey string `json:"storage_key"`