Devam Ediyor

Database ER diagrams

This project is dealing with the fundamentals of database design. I will need someone to be available “Friday May 3rd at 6pm Pacific?? time to answer some questions. I will have one question or set of questions that you will be given an hour to complete. The total time I will need you to assist me is two hours. I would like to use Microsoft Messenger to communicate although email would be just fine. The following is a list of terms and subjects I will be asking questions on. Database processing systems Hierarchy of data User data, metadata, application metadata, indexes DBMS Application programs Schema Domain Identifier Attributes=columns=fields Tuples=rows=records Relations=tables=files Entities, entity classes, instances, weak entities, strong entities, subtype and supertype entities Relationships, cardinality, degree of relationships Semantic Object, simple object, composite object, compound object, association object Key Functional dependency, determinant Modification anomalies Normalization, first normal form, second normal form, third normal form and DK/NF Converting Data Models to tables, both E-R diagrams and Semantic Object diagrams How we represent the relationships when converting the model to the tables: 1:1, 1:N, M:N The role of keys (aka. identifiers) Simple Object, Composite Object, Complex Object conversion to tables Recursive relationships Supertypes/subtypes Logical Key, physical key, index Understand and create an E-R diagram Understand an SOM diagram

## Deliverables

Completely answer all question I send vial email or chat within the time allotted.

## Platform

NA

Beceriler: Makale Yeniden Yazım, Veri Tabanı Yönetimi, Mühendislik, MySQL, PHP, Araştırma Yazarlığı, Yazılım Mimarisi, Yazılım Test Etme, SQL, Çeviri

Daha fazlasını görün: within-subjects design, user diagrams, use diagrams, schema form, recursive programs, one hour translation, design fundamentals, deliverables diagram, project object model, key identifiers, database models, data processing systems, som, recursive, project diagrams, normalization, nf-e, model physical, ER Model, ER diagram, e/r diagram, diagrams, dbms, compound, simple dbms project

İşveren Hakkında:
( 10 değerlendirme ) United States

Proje NO: #2849317

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vw181638vw

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14 gün içinde 42.5$ USD
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sanatanvw

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sanbak

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pabloek

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kiwovw

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in 14 gün içinde34$ USD
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