1. how to use the check option constraints in sql query..?
2.how to add data in a complex query ?
3.is it possible to use commit or rollback or savepoint in
triggers...if not why please explain with examples...?
4.what is the difference between meterialized view and
normal view..how to create materialized view and how to use
it..?
5.what is varray...? what is the advantage of the varray ?
please expalin with a simpel example..i want to load into a
table (student no and name and his marks..) please give
example..
6.what are the bulk bind exceptions...how to use bulk bind
and how to use bulk collect..please explain with example...
7.what is for update of and where current of ...?
8 what is the use of nowait ?
9.please give an example for nocopy in a simple plsql query
10.create an index in a table...tellme how to use the
index in a where clause to do performance tunning...
Answer Posted / devi
create table td2
(city varchar2(12) constraint td2_ename_ck check(city in
('ctc',''bbsr))
| Is This Answer Correct ? | 8 Yes | 3 No |
Post New Answer View All Answers
The select into statement is most often used to create backup copies of tables or for archiving records?
What is the use of <> sql?
What is the purpose of design view?
What are expressions?
What pl/sql package consists of?
What are the different schemas objects that can be created using pl/sql?
C. Normalize the following data up to the 3rd Normal form. Create the tables and insert the data given. Emp_ID Name Dept_Name Salary Course_Title Date_Completed 100 Adam Marketing 48,000 SPSS 6/19/2008 Surveys 10/7/2008 140 Bob Accounting 52,000 Tax Acc 12/8/2008 110 Cathy IT SQL Server 1/12/2008 C# 4/22/2008 190 Dan Finance 150 Emily Marketing 55,000 SPSS 6/16/2008 42,000 Analysis 8/12/2008 Queries 1. Find all Names who have completed the SPSS Course. 2. Find employee with max salary. 3. Find employee with 2nd max salary. 4. Find all employees in Dept “Marketing”. 5. Find all the employees who have taken more than 2 courses. 6. Find all the employees who have completed the courses before month of September.
How do you write an index?
Explain unique key in sql.
What is a delimiter in sas?
Can we insert data in view?
Is sql procedural language?
What will you get by the cursor attribute sql%notfound?
What is cartesian join in sql?
How many columns should be in an index?