String channelWithoutPrefix = channel.substring(prefix.length());
        if (channelWithoutPrefix.startsWith(OperatingSystem.MAC_OS.getChannelSuffix())) {
            return OperatingSystem.MAC_OS;
        } else if (channelWithoutPrefix.startsWith(OperatingSystem.WINDOWS.getChannelSuffix())) {
            return OperatingSystem.WINDOWS;
        } else {
            return OperatingSystem.LINUX;
        }

    }

    OperatingSystem(String channelSuffix, String coverageName) {
        this.channelSuffix = channelSuffix;
        this.coverageName = coverageName;
    }

    public String getChannelSuffix() {
        return channelSuffix;
    }

    public String getCoverageName() {
        return coverageName;
    }

        PreparedStatement statement = connection.prepareStatement(sql);
        statement.setString(1, "flakiness-detection" + os.getChannelSuffix() + "-master");
        statement.setString(2, "flakiness-detection" + os.getChannelSuffix() + "-release");
        statement.setTimestamp(3, timestamp);
        return statement;
    }