private static String getFullName(String fieldPrefix, String field) {
    return StringUtils.isBlank(fieldPrefix) ? field : String.join(DOT, fieldPrefix, field);
  }
Apply the pending changes to the original schema and returns the result.

<p>This does not result in a permanent update.

@return the result Schema when all pending updates are applied
amoro-format-iceberg/src/main/java/org/apache/amoro/op/KeyedSchemaUpdate.java