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- 1. 1-1 Copyright © 2006, Oracle. All rights reserved. Controlling the time constraint ‘ ’Ƭ Prepared by: Hossam El-Din Hassanien
- 2. 1-2 Copyright © 2006, Oracle. All rights reserved.
- 3. 1-3 Copyright © 2006, Oracle. All rights reserved.
- 4. 1-4 Copyright © 2006, Oracle. All rights reserved. Note: Space is in direct relation with time.
- 5. 1-5 Copyright © 2006, Oracle. All rights reserved.
- 6. 1-6 Copyright © 2006, Oracle. All rights reserved. References: • http://ngm.nationalgeographic.com/2008/03/god- particle/achenbach-text/1 • http://www.urbandictionary.com/define.php? term=Anti-physics • Wikipedia.
- 7. 1-6 Copyright © 2006, Oracle. All rights reserved. References: • http://ngm.nationalgeographic.com/2008/03/god- particle/achenbach-text/1 • http://www.urbandictionary.com/define.php? term=Anti-physics • Wikipedia.
Editor's Notes
- Objectives To extract data from the database, you need to use the structured query language (SQL) SELECT statement. You may need to restrict the columns that are displayed. This lesson describes all the SQL statements that are needed to perform these actions. You may want to create SELECT statements that can be used more than once. This lesson also covers the iSQL*Plus environment in which you execute SQL statements.
- Lesson Aim You have already learned about basic PL/SQL blocks and their sections. In this lesson, you learn about valid and invalid identifiers. You learn how to declare and initialize variables in the declarative section of a PL/SQL block. The lesson describes the various data types. You also learn about the %TYPE attribute and its benefits.
- Lesson Aim You have already learned about basic PL/SQL blocks and their sections. In this lesson, you learn about valid and invalid identifiers. You learn how to declare and initialize variables in the declarative section of a PL/SQL block. The lesson describes the various data types. You also learn about the %TYPE attribute and its benefits.
- Lesson Aim You have already learned about basic PL/SQL blocks and their sections. In this lesson, you learn about valid and invalid identifiers. You learn how to declare and initialize variables in the declarative section of a PL/SQL block. The lesson describes the various data types. You also learn about the %TYPE attribute and its benefits.
- Lesson Aim You have already learned about basic PL/SQL blocks and their sections. In this lesson, you learn about valid and invalid identifiers. You learn how to declare and initialize variables in the declarative section of a PL/SQL block. The lesson describes the various data types. You also learn about the %TYPE attribute and its benefits.
- Lesson Aim You have already learned about basic PL/SQL blocks and their sections. In this lesson, you learn about valid and invalid identifiers. You learn how to declare and initialize variables in the declarative section of a PL/SQL block. The lesson describes the various data types. You also learn about the %TYPE attribute and its benefits.