javeme commented on code in PR #2649:
URL:
https://github.com/apache/incubator-hugegraph/pull/2649#discussion_r1818106190
##########
hugegraph-server/hugegraph-core/src/main/java/org/apache/hugegraph/backend/id/IdGenerator.java:
##########
@@ -196,11 +196,11 @@ public String toString() {
}
}
- public static final class LongId extends Number implements Id {
+ public static class LongId extends Number implements Id {
private static final long serialVersionUID = -7732461469037400190L;
- private final long id;
+ protected Long id;
Review Comment:
can we keep primitive type `long` because a object reference also cause
64bits memory, and cause more memory when it's on-heap
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