public Builder setRootCertificate(String path) {
            this.configuration.put(ClientConfigProperties.CA_CERTIFICATE.getKey(), path);
            return this;
        }
Defines path to the key store file. It cannot be combined with
certificates. Either key store or certificates should be used.

{@see setSSLKeyStorePassword} and {@see setSSLKeyStoreType}
@param path
@return
client-v2/src/main/java/com/clickhouse/client/api/Client.java