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There's a witness appeal after a woman was assaulted on the dancefloor in Yates Wine Bar, Robertson Street on Sunday (June 5)
It happened at around 2.30am - the victim suffered a serious arm injury and had to go to hospital.
A 27-year-old man and a 28-year-old woman were arrested on suspicion of inflicting grievous bodily harm without intent. They have both been released under investigation while enquiries continue.
Enquiries are ongoing and officers investigating the assault would like to hear from anyone who saw what happened, or who may have any other information.
Details can be passed to police online or by calling 101 quoting serial 175 of 05/06. Alternatively, contact the independent charity Crimestoppers anonymously on 0800 555 111.