Alter Table Varchar Length. Here is the syntax for it. MODIFY COLUMN column_name datatype.
Copy data to the new column. Here is the syntax for it. Change the table owner.
What command I will use for that.
This will extend the character varying column field size to 120. Remember to change TABLE_NAME to the relevant table. However we can use the below code for changing the length only for VARCHAR types. Alter table TABLE_NAME alter column COLUMN_NAME type character varying120.