If you kill a session belonging to a background process you will cause an instance crash. Identify the offending session using the [G]V$SESSION and [G]V$PROCESS views as follows. The SID and SERIAL# values of the relevant session can then be substituted into the commands in the following sections.
Confidence votes 2.3K. They will be stored there forever until you delete them. Even after you delete them, they will stay stored on Facebook's servers for 30-60 days until they are finally permanently deleted by their servers.o answer/reply to a Facebook message all you need to do is go onto  the message you want to reply to. Under what you have been sent  there is a blank bar so type in your me â¦ ssage then on the right  click reply. + 26 others found this useful. Anthony Alves.
You can open your Facebook messages and you can select to send your messages to âArchiveâ, one by one. However, the message you delete will not be removed permanently; it will reappear when the person sends you new messages.To delete individual messages, you need to open each message first.Do this by clicking on the Actions button and select Delete Messages. You will see all your messages with this friend, with checkboxes on the side of each message.Select the messages you want to delete by âcheckingâ the box next to the message, or simply click on the Delete all button.elete all facebook messages at once. To take control of your Facebook messages, go to the Facebook Fast Delete Messages extension page with your Chrome browser and click the Add to Chrome button to install.