razvan dana ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *commented* on HHH-16364 ( https://hibernate.atlassian.net/browse/HHH-16364?atlOrigin=eyJpIjoiYmJmNm... ) Re: com.sybase.jdbc4.jdbc.SybDriver ddl-auto update not working ( https://hibernate.atlassian.net/browse/HHH-16364?atlOrigin=eyJpIjoiYmJmNm... ) Link to sample project that can be used to replicate. Simply define datasource url and user/pass: https://github.com/razvdana/jconnect-example Consecutive runs of the application will throw the entity already exists errors. PS: I was able o replicate issue with sourceforge driver as well, included configuration for it as well. ( https://hibernate.atlassian.net/browse/HHH-16364#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16364#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#100225- sha1:f83bc8f )