[jira] [Created] (JENA-2170) REPLACE can return the original inpu if no change occurs

[Andy Seaborne (Jira)]

Andy Seaborne created JENA-2170:
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             Summary: REPLACE can return the original inpu if no change occurs
                 Key: JENA-2170
                 URL: https://issues.apache.org/jira/browse/JENA-2170
             Project: Apache Jena
          Issue Type: Improvement
    Affects Versions: Jena 4.2.0
            Reporter: Andy Seaborne
            Assignee: Andy Seaborne
             Fix For: Jena 4.3.0


This can save holding on to identical values but different objects at scale.

[Example from users@ message 
2021-09-23|https://lists.apache.org/thread.html/rdb79e4d7d3db554d60001f668b5a8e30c46f18a645df269259758a5f%40%3Cusers.jena.apache.org%3E].



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