@Override
  public List<SQLCheckConstraint> getCheckConstraints(CheckConstraintsRequest request) throws MetaException {
    try {
      return getCheckConstraintsInternal(request.getCatName(),request.getDb_name(),request.getTbl_name(), true, true);
    } catch (NoSuchObjectException e) {
      throw new MetaException(ExceptionUtils.getStackTrace(e));
    }
  }
Get partition's column stats

@return Map of column name and its stats
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/ObjectStore.java