'Prime attribute' presentation slideshows

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??????????. ??????? An Introduction to Database System ??? ??????. ??? ??????. 6.1 ????? 6.2 ??? 6.3 ????????? * 6.4 ????? 6.5 ??. 6.1 ?????. ????????? ?????????????????????? ???????????????????????. ?????. ?????? ???????????? ????????? ??????????? ?????????????. ??????.

1.32k views • 122 slides

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??????????. ??????? An Introduction to Database System ??? ??????. ??? ??????. 6.1 ????? 6.2 ??? 6.3 ????????? * 6.4 ????? 6.5 ??. 6.1 ?????. ????????? ?????????????????????? ???????????????????????. ?????. ?????? ???????????? ????????? ??????????? ?????????????. ??????.

1.36k views • 121 slides

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??????????. ??????? An Introduction to Database System ??? ??????. ??? ??????. 6.1 ????? 6.2 ??? 6.3 ????????? * 6.4 ????? 6.5 ??. 6.1 ?????. ????????? ?????????????????????? ???????????????????????. ?????. ?????? ???????????? ????????? ??????????? ?????????????. ??????.

1.41k views • 121 slides

Fundamentals of Database Systems Fourth Edition El Masri & Navathe

University Of Palestine. Fundamentals of Database Systems Fourth Edition El Masri & Navathe. Chapter 10 Functional Dependencies and Normalization for Relational Databases. Database Management CH 10. University Of Palestine. Functional Dependencies

524 views • 42 slides

Fundamentals of Database Systems Fourth Edition El Masri & Navathe Instructor: Mr. Ahmed Al Astal

University Of Palestine. Fundamentals of Database Systems Fourth Edition El Masri & Navathe Instructor: Mr. Ahmed Al Astal. Chapter 10 Functional Dependencies and Normalization for Relational Databases. Database Management CH 10. University Of Palestine. Functional Dependencies

539 views • 42 slides

Lecture9: Functional Dependencies and Normalization for Relational Databases

Lecture9: Functional Dependencies and Normalization for Relational Databases. Ref. Chapter14 - 15. Prepared by L. Nouf Almujally. How to produce a good relation schema?. STEPS : Start with a set of relation. Define the functional dependencies for the relation to specify the PK.

603 views • 40 slides

Lecture9: Functional Dependencies and Normalization for Relational Databases

Lecture9: Functional Dependencies and Normalization for Relational Databases. Ref. Chapter14 - 15. Prepared by L. Nouf Almujally. How to produce a good relation schema?. STEPS : Start with a set of relation. Define the functional dependencies for the relation to specify the PK.

656 views • 40 slides

NORMAL FORMS BASED ON PRIMARY KEYS

NORMAL FORMS BASED ON PRIMARY KEYS. WHAT IS NORMAL FORM?. It is a process of analyzing the given relation schemas based on their FDs and primary keys to achieve the following desirable properties: Minimizing Redundancy Minimizing the Insertion, Deletion, And Update Anomalies

935 views • 30 slides

Functional Dependencies and Normalization

399 views • 28 slides

Functional Dependencies and Normalization

394 views • 28 slides

Normalization and Functional Dependencies

Normalization and Functional Dependencies. Redundancy and Anomalies Functional Dependencies Attribute Closure Keys and Super keys 3NF BCNF Minimal Cover Algorithm 3NF Synthesis Algorithm Decomposition of Tables. Redundancy and Anomalies.

421 views • 25 slides

Normal Forms

Normal Forms. By Christopher Archibald October 16 th 2007. Overview. Database Normalization 1 st Normal Form 2 nd Normal Form 3 rd Normal Form Boyce- Codd Normal Form (BCNF) Lossless-Join. Normalization. Normalization is a technique for designing relational table to:

417 views • 23 slides

Schema Refinement and Normal Forms

Schema Refinement and Normal Forms. Chapter 15. Things can go wrong!. All the relational designs we've seen so far have been pretty good fairly small, intuitive examples E/R model not far away A carelessly designed schema can lead to big problems How do we evaluate a schema?

239 views • 22 slides

Principles of Relational Design

Principles of Relational Design. Chapter 12. Things can go wrong!. All the relational designs we've seen so far have been pretty good fairly small, intuitive examples E/R model not far away A carelessly designed schema can lead to big problems How do we evaluate a schema?

282 views • 21 slides

4NF & Multivalued Dependency

484 views • 16 slides

Session - 7 Sequence - 3

Session - 7 Sequence - 3. Normalization Introduction & 1NF Presented by: Dr. Samir Tartir. Outline. Normalization of Relations Practical Use of Normal Forms Keys and Attributes Participating in Keys First Normal Form. Normalization of Relations (1). Normalization:

280 views • 13 slides

Database Systems

189 views • 10 slides