References: []Reference{
				{"ID", "Blog", "BlogID", "shared_blog_tags", "", true},
				{"ID", "Tag", "TagID", "shared_blog_tags", "", false},
			},
		},
		Relation{
			Name: "LocaleTags", Type: schema.Many2Many, Schema: "Blog", FieldSchema: "Tag",
			JoinTable: JoinTable{Name: "locale_blog_tags", Table: "locale_blog_tags"},
			References: []Reference{

// Update updates column with value using callbacks. Reference: https://gorm.io/docs/update.html#Update-Changed-Fields
func (db *DB) Update(column string, value interface{}) (tx *DB) {
	tx = db.getInstance()
	tx.Statement.Dest = map[string]interface{}{column: value}
	return tx.callbacks.Update().Execute(tx)
}

// Updates updates attributes using callbacks. values must be a struct or map. Reference: https://gorm.io/docs/update.html#Update-Changed-Fields

										Name:  s,
										Alias: utils.NestedRelationName(tableAliasName, s),
									})
								}
							}

							exprs := make([]clause.Expression, len(relation.References))
							for idx, ref := range relation.References {
								if ref.OwnPrimaryKey {
									exprs[idx] = clause.Eq{
										Column: clause.Column{Table: parentTableName, Name: ref.PrimaryKey.DBName},

	// check relations
	relations := []Relation{
		{
			Name: "Account", Type: schema.HasOne, Schema: "User", FieldSchema: "Account",
			References: []Reference{{"ID", "User", "UserID", "Account", "", true}},
		},
		{
			Name: "Pets", Type: schema.HasMany, Schema: "User", FieldSchema: "Pet",
			References: []Reference{{"ID", "User", "UserID", "Pet", "", true}},
		},
		{
			Name: "Toys", Type: schema.HasMany, Schema: "User", FieldSchema: "Toy",

				joinRel := relation.JoinTable.Relationships.Relations[relName]
				joinRel.Field = relation.Field
				joinRel.References = append(joinRel.References, &Reference{
					PrimaryKey: of,
					ForeignKey: f,
				})

				relation.References = append(relation.References, &Reference{
					PrimaryKey:    of,
					ForeignKey:    f,
					OwnPrimaryKey: true,
				})
			}

	)

	if rel.JoinTable != nil {
		var (
			joinForeignFields    = make([]*schema.Field, 0, len(rel.References))
			joinRelForeignFields = make([]*schema.Field, 0, len(rel.References))
			joinForeignKeys      = make([]string, 0, len(rel.References))
		)

		for _, ref := range rel.References {
			if ref.OwnPrimaryKey {
				joinForeignKeys = append(joinForeignKeys, ref.ForeignKey.DBName)

	user := *GetUser("many2many_omit_associations", Config{Languages: 2})

	if err := DB.Omit("Languages.*").Create(&user).Error; err == nil {
		t.Fatalf("should raise error when create users without languages reference")
	}

	if err := DB.Create(&user.Languages).Error; err != nil {
		t.Fatalf("no error should happen when create languages, but got %v", err)
	}

	isRelation := ok && relation.JoinTable != nil
	if !isRelation {
		return fmt.Errorf("failed to find relation: %s", field)
	}

	for _, ref := range relation.References {
		f := joinSchema.LookUpField(ref.ForeignKey.DBName)
		if f == nil {
			return fmt.Errorf("missing field %s for join table", ref.ForeignKey.DBName)
		}

		f.DataType = ref.ForeignKey.DataType