client.go
func (c *Client) DeleteField(field *Field) error {
	span := c.tracer.StartSpan("Client.DeleteField")
	defer span.Finish()

	path := fmt.Sprintf("/index/%s/field/%s", field.index.name, field.name)
	_, _, err := c.httpRequest("DELETE", path, nil, nil, false)
	return err
}
func (c *Client) DeleteField(field *Field) error {
	span := c.tracer.StartSpan("Client.DeleteField")
	defer span.Finish()

	path := fmt.Sprintf("/index/%s/field/%s", field.index.name, field.name)
	_, _, err := c.httpRequest("DELETE", path, nil, nil, false)
	return err
}
// DeleteField deletes a field on the server.