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- Database_normalization abstract "Database normalization is the process of organizing the fields and tables of a relational database to minimize redundancy.Normalization usually involves dividing large tables into smaller (and less redundant) tables and defining relationships between them.The objective is to isolate data so that additions, deletions, and modifications of a field can be made in just one table and then propagated through the rest of the database using the defined relationships.Edgar F. Codd, the inventor of the relational model, introduced the concept of normalization and what we now know as the First Normal Form (1NF) in 1970. Codd went on to define the Second Normal Form (2NF) and Third Normal Form (3NF) in 1971, and Codd and Raymond F. Boyce defined the Boyce-Codd Normal Form (BCNF) in 1974. Informally, a relational database table is often described as "normalized" if it is in the Third Normal Form. Most 3NF tables are free of insertion, update, and deletion anomalies.A standard piece of database design guidance is that the designer should first create a fully normalized design; then selective denormalization can be performed for performance reasons.".
- Database_normalization thumbnail Update_anomaly.svg?width=300.
- Database_normalization wikiPageExternalLink normalization.htm.
- Database_normalization wikiPageExternalLink an-introduction-to-database-normalization.
- Database_normalization wikiPageExternalLink nf3.
- Database_normalization wikiPageExternalLink 283878.
- Database_normalization wikiPageExternalLink 0,1144,0321197844,00.html.
- Database_normalization wikiPageExternalLink database-normalization-and-design-techniques.
- Database_normalization wikiPageExternalLink simple5.htm.
- Database_normalization wikiPageExternalLink 1428511.
- Database_normalization wikiPageExternalLink 26861_1474411_1.
- Database_normalization wikiPageExternalLink www.dbnormalization.com.
- Database_normalization wikiPageExternalLink ltnorm.html.
- Database_normalization wikiPageID "8640".
- Database_normalization wikiPageRevisionID "603518747".
- Database_normalization hasPhotoCollection Database_normalization.
- Database_normalization subject Category:Data_modeling.
- Database_normalization subject Category:Database_constraints.
- Database_normalization subject Category:Database_normalization.
- Database_normalization subject Category:Relational_algebra.
- Database_normalization type Abstraction100002137.
- Database_normalization type Attribute100024264.
- Database_normalization type Confinement113998576.
- Database_normalization type Constraint113998781.
- Database_normalization type DatabaseConstraints.
- Database_normalization type Relationship113928668.
- Database_normalization type State100024720.
- Database_normalization type Subjugation113996300.
- Database_normalization comment "Database normalization is the process of organizing the fields and tables of a relational database to minimize redundancy.Normalization usually involves dividing large tables into smaller (and less redundant) tables and defining relationships between them.The objective is to isolate data so that additions, deletions, and modifications of a field can be made in just one table and then propagated through the rest of the database using the defined relationships.Edgar F.".
- Database_normalization label "Database normalization".
- Database_normalization label "Databasenormalisatie".
- Database_normalization label "Forme normale (bases de données relationnelles)".
- Database_normalization label "Normalisierung (Datenbank)".
- Database_normalization label "Normalización de bases de datos".
- Database_normalization label "Normalizacja bazy danych".
- Database_normalization label "Normalização de dados".
- Database_normalization label "Normalizzazione (informatica)".
- Database_normalization label "Нормальная форма".
- Database_normalization label "تسوية قاعدة البيانات".
- Database_normalization label "リレーションの正規化".
- Database_normalization label "数据库规范化".
- Database_normalization sameAs Normalizace_databáze.
- Database_normalization sameAs Normalisierung_(Datenbank).
- Database_normalization sameAs Normalización_de_bases_de_datos.
- Database_normalization sameAs Forme_normale_(bases_de_données_relationnelles).
- Database_normalization sameAs Normalizzazione_(informatica).
- Database_normalization sameAs リレーションの正規化.
- Database_normalization sameAs 데이터베이스_정규화.
- Database_normalization sameAs Databasenormalisatie.
- Database_normalization sameAs Normalizacja_bazy_danych.
- Database_normalization sameAs Normalização_de_dados.
- Database_normalization sameAs m.02dh8.
- Database_normalization sameAs Q339072.
- Database_normalization sameAs Q339072.
- Database_normalization sameAs Database_normalization.
- Database_normalization wasDerivedFrom Database_normalization?oldid=603518747.
- Database_normalization depiction Update_anomaly.svg.
- Database_normalization isPrimaryTopicOf Database_normalization.