presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/BaseJdbcAuthenticationConfig.java/BaseJdbcAuthenticationConfig/setUserCredentialName
class BaseJdbcAuthenticationConfig:    @Config("user-credential-name")
    public BaseJdbcAuthenticationConfig setUserCredentialName(String userCredentialName)
    {
        this.userCredentialName = userCredentialName;
        return this;
    }