presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/metadata/JdbcDatabaseConfig.java/JdbcDatabaseConfig/setUrl
class JdbcDatabaseConfig:    @Config("metadata.db.url")
    public JdbcDatabaseConfig setUrl(String url)
    {
        this.url = url;
        return this;
    }