What is meant by <> in sql?
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While inserting 10 rows using procedure, if 3rd entry is having some error, what will be the output? How u will handle that error?
What is clustered and non-clustered indexes?
what is the purpose of update command in oracle?
What is a unique key?
Can we use update in sql function?
can i write pl/sql code in a package
What is sqlite format?
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.
What are the two different parts of the pl/sql packages?
What is a dynamic query?
What is Pragma EXECPTION_INIT ? Explain the usage ?
Can we commit in trigger?
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