protected String checkLocation(TableMeta meta, String locationKey) {
    String location = meta.getLocations().get(locationKey);
    Preconditions.checkArgument(StringUtils.isNotBlank(location), "table location can't found");
    return location;
  }
TODO: this class will be removed when we support using restCatalog as base store for
InternalCatalog
amoro-format-iceberg/src/test/java/org/apache/amoro/catalog/MixedTables.java