I want to update a column values in a single query.
Want to update column values in a single query as shown on above image like 
POS-01 -> PL-01 
POS-02 -> PL-02 
POS-03 -> PL-03 
POS-04 -> PL-04 
POS-05 -> PL-05 
POS-06 -> PL-06 
And so on......upto end of table records.
How to do that?

 
     
    