Number Functions

1. Oracle Database
ORACLE
DATABASE
COMPUTER
PROGRAMMI
NG
INDEX.HTML

2. ORACLE
DATABASE
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/Exercise. You will need a piece of paper.

3. ORACLE
DATABASE
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/Check your answers.
1. ULYSSES MARION
2. ulysses marion
3. Paloay
4. ULYSSES MARIONPaloay
5. 14
6. alo
7. 0
1. Write your first name in uppercase letters.
2. Write your first name in lowercase letters.
3. Write your last name but capitalize only the first
letter.
4. Write your answer in #1 and #3 together.
5. Count the number of characters of your first name.
6. Write the three characters starting from the second
character of your last name.
7. What is the position of the second ’a’ in your first
name?

4. COMPUTER
PROGRAMMING (Oracle
Database)
ORACLE
DATABASE
NUMBER
FUNCTIONS
INDEX.HTML

5. ORACLE
DATABASE
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Objective
s
• Create an SQL statement
that uses case conversion
functions.
• Create an SQL statement
that uses character
manipulation functions.

6. ORACLE
DATABASE
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What are
character
functions
?
SQL provides a rich set of
character functions that
allow you to get information
about strings and modify
the contents of those
strings in multiple ways.

7. ORACLE
DATABASE
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Types
1. Case-Conversion Functions (LOWER,
UPPER and INITCAP)
2. Character-Manipulative Functions
(CONCAT, LENGTH, SUBSTR, INSTR,
LPAD, RPAD, TRIM and REPLACE)

8. ORACLE
DATABASE
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CASE CONVERSION CHARACTER
FUNCTIONS
SELECT UPPER('Ulysses Marion') "First Name"
FROM dual;
SELECT LOWER('Ulysses Marion') "First Name"
FROM dual;
SELECT INITCAP('Ulysses Marion') "First Name"
FROM dual;

9. LOWER
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This function converts alpha
character values to uppercase.
UPPER
This function converts alpha
character values to lowercase.
CASE CONVERSION FUNCTIONS
ORACLE
DATABASE

10. INDEX.HTML
This function converts alpha
character values to uppercase for
the first letter of each word and all
others in lowercase.
INITCAP
/WHAT IS THIS TOPIC ABOUT?
YOUR LOGO
HERE
The words in the string is must
be separated by either # or _
or space.

11. ORACLE
DATABASE
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CHARACTER MANIPULATION
FUNCTIONS
SELECT employee_id, first_name, last_name
FROM hr.employees
WHERE LOWER(last_name) LIKE 'l%';

12. ORACLE
DATABASE
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CHARACTER MANIPULATION
FUNCTIONS
SELECT CONCAT('Ulysses Marion', 'Paloay’)
"Full Name"
FROM dual;
SELECT LENGTH('Ulysses Marion') "Full Name"
FROM dual;

13. LENGTH
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This function always appends (
concatenates ) string2 to the end
of string1.
If either of the string is NULL,
CONCAT function returns the non-
NULL argument. If both strings are
NULL, CONCAT returns NULL.
CONCAT
This function returns the length of
the input string.
/CHARACTER MANIPULATION
FUNCTIONS
YOUR LOGO
HERE

14. ORACLE
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CHARACTER MANIPULATION
FUNCTIONS
SELECT SUBSTR('Ulysses Marion', 3)
FROM dual;
SELECT INSTR('Ulysses Marion', 's', '2’) “Position of
s"
FROM dual;

15. INSTR
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This function returns a portion of a
string from a given start point to an
end point.
SUBSTR
This function returns numeric
position of a character or a string
in a given string.
/CHARACTER MANIPULATION
FUNCTIONS
YOUR LOGO
HERE

16. ORACLE
DATABASE
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CASE CONVERSION CHARACTER
FUNCTIONS
SELECT first_name "First Name"
FROM hr.employees
WHERE UPPER(first_name) LIKE 'SI%';

17. ORACLE
DATABASE
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/Exercise. You will need a piece of paper.
8. Write your favorite fruit. If the number of characters is
less than 10, add * after the last letter to make it 10
characters long.
9. Write your favorite color. If the number of characters
is less than 10, add * before the first letter to make it 10
characters long.

18. ORACLE
DATABASE
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/Exercise. You will need a piece of paper.
10.Replace the character ’o’ in your last name with the
string ‘be’.