how to copy data from one column to another column in same table in oracle?
['If it is a column for the same row that you want updated, the syntax is simpler: Update Table A Set Column1 = Column2. ... ', 'The following example demonstrates how you can do it: ... ', 'UPDATE TABLE SET COLUMN 1= COLUMN2; ... ', 'Jack. ... ', 'This is right if you are getting it from another table. ... ', 'Hi,']