@Explain(displayName = "table properties")
  public Map<String, String> getTblPropsExplain() {
    HashMap<String, String> copy = new HashMap<>(tblProps);
    copy.remove(TABLE_IS_CTAS);
    copy.remove(TABLE_IS_CTLT);
    return copy;
  }
DDL task description for CREATE TABLE LIKE commands.
ql/src/java/org/apache/hadoop/hive/ql/ddl/table/create/like/CreateTableLikeDesc.java