t.Fatalf("SQL should include selected names, but got %v", result.Statement.SQL.String())
	}

	result = dryDB.Model(&User{}).Find(&User{}, user.ID)
	if regexp.MustCompile("SELECT \\* FROM .*users").MatchString(result.Statement.SQL.String()) {
		t.Fatalf("SQL should not include a * wildcard, but got %v", result.Statement.SQL.String())
	}

	if db.Error == nil && db.Statement.Schema != nil {
		if !db.Statement.ReflectValue.CanAddr() || db.Statement.Model != db.Statement.Dest {
			db.Statement.ReflectValue = reflect.ValueOf(db.Statement.Model)
			for db.Statement.ReflectValue.Kind() == reflect.Ptr {
				db.Statement.ReflectValue = db.Statement.ReflectValue.Elem()
			}

			if dest, ok := db.Statement.Dest.(map[string]interface{}); ok {

					if _, zero := rel.Field.ValueOf(db.Statement.Context, db.Statement.ReflectValue); !zero {
						rv := rel.Field.ReflectValueOf(db.Statement.Context, db.Statement.ReflectValue) // relation reflect value
						if rv.Kind() != reflect.Ptr {
							rv = rv.Addr()
						}

						if saveAssociations(db, rel, rv, selectColumns, restricted, nil) == nil {
							setupReferences(db.Statement.ReflectValue, rv)
						}
					}
				}

					}
				default:
					return gorm.ErrInvalidData
				}
			} else {
				tx := db.Table("").Session(&gorm.Session{Context: db.Statement.Context, SkipHooks: db.Statement.SkipHooks})
				tx.Statement.ReflectValue = db.Statement.ReflectValue
				tx.Statement.Unscoped = db.Statement.Unscoped
				if err := preload(tx, rel, append(preloads[name], associationsConds...), preloadMap[name]); err != nil {
					return err
				}
			}

				if isArrayKind {
					db.Statement.ReflectValue.Set(reflect.Zero(reflectValue.Type()))
				} else {
					// if the slice cap is externally initialized, the externally initialized slice is directly used here
					if reflectValue.Cap() == 0 {
						db.Statement.ReflectValue.Set(reflect.MakeSlice(reflectValue.Type(), 0, 20))
					} else {
						reflectValue.SetLen(0)
						db.Statement.ReflectValue.Set(reflectValue)
					}

     * {@link Statement}を閉じます。
     * <p>
     * {@link Statement#close()}が例外をスローした場合はログにエラーメッセージを出力します。 例外は再スローされません。
     * </p>
     *
     * @param statement
     *            {@link Statement}
     * @see Statement#close()
     */
    public static void close(final Statement statement) {
        if (statement == null) {
            return;
        }
        try {
            statement.close();

package callbacks

import (
	"gorm.io/gorm"
)

func BeginTransaction(db *gorm.DB) {
	if !db.Config.SkipDefaultTransaction && db.Error == nil {
		if tx := db.Begin(); tx.Error == nil {
			db.Statement.ConnPool = tx.Statement.ConnPool
			db.InstanceSet("gorm:started_transaction", true)
		} else if tx.Error == gorm.ErrInvalidTransaction {
			tx.Error = nil
		} else {
			db.Error = tx.Error
		}
	}
}

			return
		}

		if db.Statement.Schema != nil {
			for _, c := range db.Statement.Schema.DeleteClauses {
				db.Statement.AddClause(c)
			}
		}

		if db.Statement.SQL.Len() == 0 {
			db.Statement.SQL.Grow(100)
			db.Statement.AddClauseIfNotExists(clause.Delete{})

			if db.Statement.Schema != nil {

			db.Statement.AddClause(c)
		}
	}

	if db.Statement.SQL.Len() == 0 {
		db.Statement.SQL.Grow(100)
		clauseSelect := clause.Select{Distinct: db.Statement.Distinct}

		if db.Statement.ReflectValue.Kind() == reflect.Struct && db.Statement.ReflectValue.Type() == db.Statement.Schema.ModelType {
			var conds []clause.Expression
			for _, primaryField := range db.Statement.Schema.PrimaryFields {

	association := &Association{DB: db}
	table := db.Statement.Table

	if err := db.Statement.Parse(db.Statement.Model); err == nil {
		db.Statement.Table = table
		association.Relationship = db.Statement.Schema.Relationships.Relations[column]

		if association.Relationship == nil {
			association.Error = fmt.Errorf("%w: %s", ErrUnsupportedRelation, column)
		}

		db.Statement.ReflectValue = reflect.ValueOf(db.Statement.Model)