zxh0302(a)163.com ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5e9fd89... ) *updated* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiMjU2YzFkOTA3... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-13964?atlOrigin=eyJpIjoiMjU2Yz... ) HHH-13964 ( https://hibernate.atlassian.net/browse/HHH-13964?atlOrigin=eyJpIjoiMjU2Yz... ) It seems @MapsId can not work correctly with @Inheritance ( https://hibernate.atlassian.net/browse/HHH-13964?atlOrigin=eyJpIjoiMjU2Yz... ) Change By: zxh0302(a)163.com ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5e9fd89... ) {quote}Referential integrity constraint violation: "FKLBPS9IRLE6VWEQXXGWG1MRXGQ: PUBLIC.HOME_ADDRESS FOREIGN KEY(ID) REFERENCES PUBLIC.USER(ID) (3)";{quote} Exception will occur when use @MapsId in an entity which extends from a super class annotated with @Inheritance. My test case:  [https://github.com/ZengRed/hibernate-mapsid-test.|https://github.... ( https://hibernate.atlassian.net/browse/HHH-13964#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-13964#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100125- sha1:e06514a )