Answer / ramesh kotha

exex dbms_stats.gather_table_statistics
('<schema>','<tablename>');

Answer / senthil vinayagam

Using analyze command

Why is sql*loader direct path so fast?

0 Answers  

---

Which one of the following pairs of aggregate functions do you use with character fields? 1. COUNT(field) and MAX(field) 2. AVG(field) and COUNT(field) 3. MIN(field) and SUM(field) 4. AVG(field) and MAX(field) 5. COUNT(field) and SUM(field)

6 Answers   HCL,

---

Why truncate is faster than delete?

0 Answers  

---

1> how are u debugging in plsql ? 2> how to connect oracle database from unix. is there ne way other than using sqlplus ?

2 Answers  

---

What is exception? What are the types of exceptions?

0 Answers  

---

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.

0 Answers  

---

Is record in oracle pl sql?

0 Answers  

---

Which are the different case manipulation functions in sql?

0 Answers  

---

What are the uses of merge?

0 Answers  

---

What are the steps for performance tuning.

0 Answers  

---

What is the difference between microsoft access and sql server?

0 Answers  

---

how to dump a table to a file with 'mysqldump'? : Sql dba

0 Answers  

---