presto-phoenix/src/main/java/io/prestosql/plugin/phoenix/PhoenixMetadata.java/PhoenixMetadata/listTables
class PhoenixMetadata:    @Override
    public List<SchemaTableName> listTables(ConnectorSession session, Optional<String> schemaName)
    {
        return phoenixClient.getTableNames(JdbcIdentity.from(session), schemaName);
    }