Examples of com.orientechnologies.orient.core.record.impl.ODocument.copy()

      studentClass.createProperty("diploma", OType.LINK, diplomaClass);
      studentClass.createProperty("transcript", OType.LINK, transcriptClass).createIndex(OClass.INDEX_TYPE.UNIQUE_HASH_INDEX);
      studentClass.createProperty("skill", OType.LINK, skillClass);


      final ODocument metadata = new ODocument().field("ignoreNullValues", false);
      studentClass.createIndex("studentDiplomaAndNameIndex", OClass.INDEX_TYPE.UNIQUE.toString(), null, metadata.copy(),
          new String[] { "diploma", "name" });
      studentClass.createIndex("studentSkillAndGroupIndex", OClass.INDEX_TYPE.NOTUNIQUE_HASH_INDEX.toString(), null,
          metadata.copy(), new String[] { "skill", "group" });


      schema.save();


      final ODocument metadata = new ODocument().field("ignoreNullValues", false);
      studentClass.createIndex("studentDiplomaAndNameIndex", OClass.INDEX_TYPE.UNIQUE.toString(), null, metadata.copy(),
          new String[] { "diploma", "name" });
      studentClass.createIndex("studentSkillAndGroupIndex", OClass.INDEX_TYPE.NOTUNIQUE_HASH_INDEX.toString(), null,
          metadata.copy(), new String[] { "skill", "group" });


      schema.save();
    }
  }

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