Les07

Producing Readable Output with i SQL*Plus

Objectives ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Substitution Variables I want to query different values. ... salary = ? … … department_id = ? … ... last_name = ? ... User

Substitution Variables ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using the & Substitution Variable ,[object Object],SELECT employee_id, last_name, salary, department_id FROM employees WHERE employee_id = &employee_num ;

Using the & Substitution Variable 101 1 2

Character and Date Values with Substitution Variables ,[object Object],[object Object],SELECT last_name, department_id, salary*12 FROM employees WHERE job_id = '&job_title' ;

Specifying Column Names, Expressions, and Text ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Specifying Column Names, Expressions, and Text SELECT employee_id, last_name, job_id, &column_name FROM employees WHERE &condition ORDER BY &order_column ;

Defining Substitution Variables ,[object Object],[object Object],[object Object],[object Object]

DEFINE and UNDEFINE Commands ,[object Object],[object Object],[object Object],[object Object],DEFINE job_title = IT_PROG DEFINE job_title DEFINE JOB_TITLE = "IT_PROG" (CHAR) UNDEFINE job_title DEFINE job_title SP2-0135: symbol job_title is UNDEFINED

Using the DEFINE Command with & Substitution Variable ,[object Object],[object Object],SELECT employee_id, last_name, salary, department_id FROM employees WHERE employee_id = &employee_num ; DEFINE employee_num = 200

Using the && Substitution Variable SELECT employee_id, last_name, job_id, &&column_name FROM employees ORDER BY &column_name; Use the double-ampersand ( && ) if you want to reuse the variable value without prompting the user each time. …

Using the VERIFY Command ,[object Object],[object Object],[object Object],old 3: WHERE employee_id = &employee_num new 3: WHERE employee_id = 200 SET VERIFY ON SELECT employee_id, last_name, salary, department_id FROM employees WHERE employee_id = &employee_num;

Customizing the i SQL*Plus Environment ,[object Object],[object Object],SET ECHO ON SHOW ECHO echo ON SET system_variable value

SET Command Variables ,[object Object],[object Object],[object Object],[object Object],SET HEADING OFF SHOW HEADING HEADING OFF

i SQL*Plus Format Commands ,[object Object],[object Object],[object Object],[object Object]

The COLUMN Command ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],COL[UMN] [{ column | alias } [ option ]]

Using the COLUMN Command ,[object Object],COLUMN last_name HEADING 'Employee|Name' COLUMN salary JUSTIFY LEFT FORMAT $99,990.00 COLUMN manager FORMAT 999999999 NULL 'No manager' COLUMN last_name COLUMN last_name CLEAR ,[object Object],[object Object]

COLUMN Format Models Result 1234 001234 $1234 L1234 1234.00 1,234 Example 999999 099999 $9999 L9999 9999.99 9,999 Element 9 0 $ L . , Description Single zero-suppression digit Enforces leading zero Floating dollar sign Local currency Position of decimal point Thousand separator

Using the BREAK Command ,[object Object],BREAK ON job_id

Using the TTITLE and BTITLE Commands ,[object Object],[object Object],[object Object],TTI[TLE] [ text |OFF|ON] TTITLE 'Salary|Report' BTITLE 'Confidential'

Creating a Script File to Run a Report ,[object Object],[object Object],[object Object],[object Object],[object Object]

Creating a Script File to Run a Report ,[object Object],[object Object],[object Object]

Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Practice 7 Overview ,[object Object],[object Object],[object Object]

Les07

Recommended

Recommended

More Related Content

What's hot

What's hot (20)

Viewers also liked

Viewers also liked (6)

Similar to Les07

Similar to Les07 (20)

More from Vijay Kumar

More from Vijay Kumar (15)

Recently uploaded

Recently uploaded (20)

Les07

Editor's Notes