Method getTable

core/src/main/java/org/apache/calcite/rel/RelNode.java:328–328

If this relational expression represents an access to a table, returns that table, otherwise returns null. @return If this relational expression represents an access to a table, returns that table, otherwise returns null

()

   *   returns that table, otherwise returns null
   */
  @Nullable RelOptTable getTable();

  /**
   * Returns the name of this relational expression's class, sans package