[hibernate-issues] [JIRA] (HHH-15462) Optimize ColumnReference rendering and reduce buffering

Christian Beikov ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiMGVlNzkzN2Y5... ) / Improvement ( https://hibernate.atlassian.net/browse/HHH-15462?atlOrigin=eyJpIjoiMGVlNz... ) HHH-15462 ( https://hibernate.atlassian.net/browse/HHH-15462?atlOrigin=eyJpIjoiMGVlNz... ) Optimize ColumnReference rendering and reduce buffering ( https://hibernate.atlassian.net/browse/HHH-15462?atlOrigin=eyJpIjoiMGVlNz... ) Issue Type: Improvement Assignee: Christian Beikov ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) Components: hibernate-core Created: 25/Aug/2022 00:12 AM Fix Versions: 6.1.3 Priority: Major Reporter: Christian Beikov ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) Currently, ColumnReference creates an expression text string eagerly which does a lot of buffering and thus causes allocations. Instead, we could simply let the class do the rendering itself and retain the state parts. It’s not only nicer design wise, but should also improve performance because we do fewer allocations. ( https://hibernate.atlassian.net/browse/HHH-15462#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-15462#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#100206- sha1:d2e68df )