. With the help of above table EMP, perform the following
operation is sql.
a) Add the new column “DEPTNO”
b) Rename the table
c) Update table
d) Modify the table if column ‘SAL’ whose data type is
number (10) and you want to enter varchar2 (15) . For
example $USD 20 etc.

Answer Posted / arvind agrawal

if want a column in table emp then perform above operation
sql>add deptno into emp;

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

how to data grid use in data bind?

1591


write algo for cobol program whichuse three flat file to extract some specific information 8 marks mainframe

1643


HOW TO FIND NUMBER OF TWOS IN N!(N FACTORIAL)??

1874


Given a Binary Search Tree, write a program to print the kth smallest element without using any static/global variable. You can?t pass the value k to any function also.

660


THERE ARE 4 SOURCE FILES WHICH CONTAINS SAME METADATA CREATE A TARGET THAT SHOULD DISPLAY THE FILE NAME ALONG WITH THE RECORD PLEASE SEND THE ANSWERFOR THIS QUESTION WITH MAPPING

1761






what is the difference between read the data from table and infotype

2177


Code for display the images from drive using vb 6.0?

4457


what are importance in problem tracking

1719


difference between mantis and other tools?

1691


is it acceptable if we declare multiple exceptions in same overridden method.

2211


hii I inntrested abt scjp certification but i dont knw abt scjp plz send details abt scjp exam and syllabus.

1483


what are the 3 forms of a prolog term

2863


in cobol,wat is the difference in using 'set index in occurs clause' ....and 'occurs depending-on clause'

1879


how will you code the subfile which is in editing mode (multiple case subfile)?

1696


what is the software to run the GSM gate opener program

1766