# '2nf clean part1' diaporamas de présentation

## Unnormalized

Unnormalized. 1NF. Redundancy Unleashed. 2NF Raw - Part1. 2NF Raw - Part2. 2NF Clean - Part1. 2NF Clean – Part2. 3NF Clean – Part2. 3NF Clean – Part2.

By christen-burton
(456 views)

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## Second Normal Form - 2NF

Second Normal Form - 2NF. It has to be the whole key. Second Normal Form (2NF). Overview. 2NF is an extension to 1NF that increases the organization in the database. A database is 2NF when all of the contained tables are 2NF.

By marijke-nika (91 views)

## Second Normal Form (2NF)

Second Normal Form (2NF) . A relation R is in 1NF, and every non-primary-key attribute is fully functionally dependent on the primary key Then R is in 2NF No Partial FDs on the PK. Third Normal Form (3NF). Relation R in 2NF, and

By thalia (84 views)

## Normalization: 1NF, 2NF, 3NF

Normalization: 1NF, 2NF, 3NF. First normal form (1NF) – entity whose attributes have no more than one value for a single instance of that entity Any attributes that can have multiple values actually describe a separate entity, possibly an entity and relationship.

By zephania-houston (371 views)

## Second Normal Form (2NF)

Second Normal Form (2NF). A relation R is in 1NF, and every non-primary-key attribute is fully functionally dependent on the primary key Then R is in 2NF. No Partial FDs on PK. Lease (RNo, RName, PNo, PAddress, Start, Finish, Rent, ONo, OName) Primary Key: PNo, Start FDs:

By micol (99 views)

## 1NF, 2NF, and 3NF

1NF, 2NF, and 3NF. By Vishal Punjabi. Basics. Lets first review Superkey Candidate Key Primary Key. Superkey. A set of one or more attributes, which taken collectively, uniquely identifies a tuple of a relation is referred to as a the superkey of the relation schema. Example.

By orli (70 views)

## Trees-part1

Trees-part1. Trees. A set of nodes with a single starting point called the root Each node is connected by an edge to some other node A tree is a connected graph There is a path to every node in the tree There are no cycles in the tree.

By vickit (0 views)

## Part1 Introduction

Part1 Introduction. Forward Contract and Financial Futures. Forward Contract. An agreement to buy or sell a specified amount of a specified commodity at a specified price on a future day. What cash flows take place? When? Credit Risk? Private, custom-tailored agreement.

By miron (75 views)

## 2 Part1

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By zacharee (185 views)