// Err returns errors that occurred during query building process.
Err returns errors that occurred during query building process.
// Err returns errors that occurred during query building process .
func (p *postsQueryBuilder) Err() error {
	if p.err != nil {
		return p.err
	}
	return p.builder.Err()
}
func ( p * postsQueryBuilder ) Err ( ) error { if p . err != nil { return p . err } return p . builder . Err ( ) }
Err returns errors that occurred during query building process.
Err returns errors that occurred during query building process .