Github user ilgrosso commented on a diff in the pull request: https://github.com/apache/syncope/pull/70#discussion_r181089858 --- Diff: core/persistence-jpa/src/main/java/org/apache/syncope/core/persistence/jpa/entity/JPAAccessToken.java --- @@ -44,7 +44,7 @@ @Temporal(TemporalType.TIMESTAMP) private Date expiryTime; - @Column(nullable = true) + @Column(unique = true) --- End diff -- Just revert, I know `nullable = true` is the default, but I don't see reasons to change.
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