// WithConstraints when the `statistics` table exists
WithConstraints when the `statistics` table exists
// WithConstraints when the ` statistics ` table exists
func WithConstraints(con bool) metadata.ReaderOption {
	return func(r metadata.Reader) {
		r.(*InformationSchema).hasConstraints = con
	}
}
func WithConstraints ( con bool ) metadata . ReaderOption { return func ( r metadata . Reader ) { r . ( * InformationSchema ) . hasConstraints = con } }
WithConstraints when the `statistics` table exists
WithConstraints when the ` statistics ` table exists