how can you create an empty table from an existing table? : Sql dba

0 Answers  

---

How do you determine the current isolation level? : Transact sql

0 Answers  

---

Can we use commit or rollback in trigger? If yes, then how. Please explain with a suitable example?

5 Answers   HSBC,

---

How does one load ebcdic data? : aql loader

0 Answers  

---

Can we create view in stored procedure?

0 Answers  

---

4. Select sum(A.salary) +sum(B.salary) as TOT_SAL from ( select LEVEL emp_id,level*100 salary,case when mod (level,2)=0then 2 else null end dept_id from dual connect by level<6 )A right outer join (select level emp_id ,level*200 salary ,case when mod (level,3)=0 then 2 else null end dept_id from dual connect by level<6)B On A.dept_id=B.dept_id And A.emp_id=B.emp-id;

1 Answers   Fintellix,

---

What is the non-clustered index in sql?

0 Answers  

---

Why join is faster than subquery?

0 Answers  

---

how instead of triger is helpful for mutating tables errors handlling ?

2 Answers   Oracle,

---

Why do we use procedures in sql?

0 Answers  

---

What type of database is sql?

0 Answers  

---

What is bulk compiling in pl/sql.?

0 Answers   MCN Solutions,

---