DBAL-1003: [GH-688] Fixed closing a connection

[doctrinebot]

Jira issue originally created by user @doctrinebot:

This issue is created automatically through a Github pull request on behalf of stof:

Url: #688

Message:

The inner connection should be unreferenced, but the property should not be removed from the object

Refs #685

[doctrinebot]

• depends on DBAL-1008: [GH-691] Add test case for #688
• is required for DBAL-997: [GH-685] Update MasterSlaveConnection.php

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-685] was assigned:
#685

[doctrinebot]

Comment created by @doctrinebot:

A related Github Pull-Request [GH-688] was closed:
#688

[doctrinebot]

Issue was closed with resolution "Fixed"

[github-actions]

This thread has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.