Added a function for M5. It reduces the locking overhead and the cost of managing the BBP when there is no need to. It simply should change the physical ref into a logical one.
Added a function for M5. It reduces the locking overhead and the cost
of managing the BBP when there is no need to.
It simply should change the physical ref into a logical one.

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb