@Override
      protected Boolean getSqlResult(GetHelper<Boolean> ctx) throws MetaException {
        return directSql.deleteTableColumnStatistics(getTable().getId(), colNames, engine);
      }
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