Explain a data segment?

0 Answers  

---

how to we delete a row using varray

3 Answers   CTC,

---

How many categories of data types in oracle?

0 Answers  

---

You create a private database link and upon connection, fails with: ORA-2085: connects to . What is the problem? How would you go about resolving this error?

1 Answers  

---

can a table has a column that has only view data and in other columns we can change data?

2 Answers   Secon,

---

Define 'view' advantage ?

2 Answers   AZTEC, TCS,

---

What is a initialization parameter file in oracle?

0 Answers  

---

can anyone help me ? an index has been done on the primary key of a table. an update operation was performed on that table. now my question is 1> what abt the performance ? means faster or slower due to indexing ? 2> does the operation affect to the primary key constraint ?

2 Answers   Allfon,

---

What is the difference between online and offline backups?

0 Answers   MCN Solutions,

---

Explain the use of Merge statement in oracle 11g

0 Answers   Infosys,

---

What the is the diff between local index and global index. give some example.

0 Answers   TCS,

---

What is the effect of setting the value "all_rows" for optimizer_goal parameter of the alter session command? What are the factors that affect optimizer in choosing an optimization approach?

0 Answers  

---