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6 months ago
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create table student223 
(
sid number(5)primary key,
sname varchar(10),
contact varchar(10),
dob date
);
alter table student223 address
varchar(20),
alter table student223 drop column dob;
rename student223 to student_info;

insert into student info value(1.'abhishek',9380569062,belgavi);
insert into student info value(2.'abhishek',9380569062,dharwad);
insert into student info value(3.'abhishek',9380569062,hubli);
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