One of my Datacom data areas has reached 16 extents and I needed to reallocate the file to reduce the data area's extent.
However, I could not close the DBID to release it from the MUF region's hold.
Here is what I did :
Release : 15.1
If an area is allocated to one volume it can only have 16 extents.
However, if you have specified multiple volumes for the area you can have up to 16 extents on each volume.
If the file is defined with only one volume you can add more volumes to it.
For SMS files see article 33629 Adding volumes to SMS-managed database files in CA Datacom
For non-SMS files see article 218342 Adding multiple disk pack volumes to Datacom files without SMS
Otherwise to keep the file in one volume you need to perform the following procedure to reduce the number of extents: