Create table emp
(id number(9), name varchar2(20),salary
number(9,2));
The table has 100 records after table created.Now i nee to
change id's Datatype is to be Varchar2(15). now
Alter table emp modify(id varchar2(15),name varchar2(20),
salary number(9,2));
Whether it will work or returns error? post answer with
explanation.
Answer Posted / subbarayulu
It Will not work properly. when ever the table with data
user can't chage the column's datatype. It allows to
increase the size of the data type only.
Is This Answer Correct ? | 14 Yes | 2 No |
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