presto-jmx/src/main/java/io/prestosql/plugin/jmx/JmxConnectorConfig.java/JmxConnectorConfig/setDumpTables
class JmxConnectorConfig:    @Config("jmx.dump-tables")
    public JmxConnectorConfig setDumpTables(String tableNames)
    {
        this.dumpTables = Splitter.on(Pattern.compile("(?<!\\\\),")) // match "," not preceded by "\"
                .omitEmptyStrings()
                .splitToList(tableNames)
                .stream()
                .map(part -> part.replace("\\,", ",")) // unescape all escaped commas
                .collect(Collectors.toSet());
        return this;
    }