1.3.2 Databases

a) Relational database, flat file, primary key, foreign key, secondary key, entity relationship modelling, normalisation and indexing.

b) Methods of capturing, selecting, managing and exchanging data.

c) Normalisation to 3NF.

d) SQL - Interpret and modify.

e) Referential integrity

f) Transaction processing, ACID(Atomicity, Consistency, Isolation, Durability), record locking and redundancy.

a) Relational database, flat file, primary key, foreign key, secondary key, entity relationship modelling, normalisation and indexing.

1.3.1a

Databases part 1.mp4

Databases part 2.mp4

1.3.1b

1.3.2b Methods of capturing data.mp4

1.3.1c.pptx

1.3.2c Normalisation to 3NF.mp4

1.3.1d

1.3.2d.mp4

1.3.1e.pptx

1.3.2e Referential integrity.mp4

1.3.1f

1.3.2f Transaction processing.mp4

1.3.2_Databases.pdf

1.3.1 Databases QS.docx

1.3.1 Databases AS.docx

Chapter 8.docx

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