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Mohamed_Suez ABU FARIS

10G2011

Mohamed_Suez Abu Faris

HIO SUEZ

6/7/2011

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Prog+Testing

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- . WWW.ORACLE.COM .

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2- Enterprise Edition1,5 GIGA ORCL Global Database Name NEXT

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PASSWORD MANAGEMENT-3 LOCK.

END O Installation WORD

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-SQL Plus SQL

....Quest

: StructurSQL(

DML 9i

Database Control (EM

TOAD For Oracle

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Select

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. SQL Plus

SQL

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- Writing SQL State

Using the following simplboth easy to read and eas

- SQL statements are n- SQL statements can b- Keywords cannot be s- Clauses are usually pl- Indents should be use- Keywords typically ar

columns, are entered i- semicolon at the end

SELECT table_name

FROM tabs;

* selects all columns

DISTINCT suppresses duplicates

column|expression selects the

expression

alias gives selected columns diffe

, comma separate between colu

ents

e rules and guidelines, you can construct valito edit:

t case-sensitive (unless indicated).entered on one or many lines.lit across lines or abbreviated.ced on separate lines for readability and easto make code more readable.

e entered in uppercase; all other words, suchlowercase.

f statement (SQL Plus,CMD)

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tabs;

Basic SELECT Statement

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amed column or the

rent headings

ns

Selecting All Columns

d statements that are

of editing.

as table names and

select

from

* )

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Practice 1

Test your knowledge:

1.Initiate an iSQL*Plus session using the user ID and password that are provided by

the instructor.

2- iSQL*Plus commands access the database.

True/False

3.The following SELECT statement executes successfully:

SELECT last_name, job_id, salary AS Sal

FROM employees;

True/False

4.The following SELECT statement executes successfully:

SELECT *

FROM job_grades;

True/False

5.There are four coding errors in the following statement. Can you identify them?

SELECT employee_id, last_name

sal x 12 ANNUAL SALARY

FROM employees;

You have been hired as a SQL programmer for Acme Corporation. Your first task is

to create some reports based on data from the Human Resources tables.

6.Your first task is to determine the structure of the DEPARTMENTS table and its

contents.

7.You need to determine the structure of the EMPLOYEES table.