presto-memsql/src/main/java/io/prestosql/plugin/memsql/MemSqlClient.java/MemSqlClient/getTables
class MemSqlClient:    @Override
    protected ResultSet getTables(Connection connection, Optional<String> schemaName, Optional<String> tableName)
            throws SQLException
    {
        // MemSQL maps their "database" to SQL catalogs and does not have schemas
        DatabaseMetaData metadata = connection.getMetaData();
        return metadata.getTables(
                schemaName.orElse(null),
                null,
                escapeNamePattern(tableName, metadata.getSearchStringEscape()).orElse(null),
                new String[] {"TABLE", "VIEW"});
    }