@Override
      protected List<String> getSqlResult(GetHelper<List<String>> ctx)
              throws MetaException {
        return directSql.getTables(cat_name, db_name, tableType, limit);
      }
Convert PrivilegeGrantInfo from privMap to MTablePrivilege, and add all of
them to the toPersistPrivObjs. These privilege objects will be persisted as
part of createTable.
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/ObjectStore.java