Method alter

src/main/java/io/dgraph/DgraphClient.java:471–476

Alter can be used to perform the following operations, by setting the right fields in the protocol buffer Operation object. - Modify a schema. - Drop predicate. - Drop the database. @param op a protocol buffer Operation object representing the operation being performed.

(Operation op)

   * @param op a protocol buffer Operation object representing the operation being performed.
   */
  public void alter(Operation op) {
    Exceptions.withExceptionUnwrapped(
        () -> {
          asyncClient.alter(op).join();
        });
  }

  /**
   * checkVersion can be used to find out the version of the Dgraph instance this client is