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Unnormalized

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
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Recherches associées pour 2nf clean part1
Second Normal Form - 2NF

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)

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

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)

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:

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1NF, 2NF, and 3NF

1NF, 2NF, and 3NF

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1NF, 2NF, and 3NF

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-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

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

2 Part1

2012.04.19. ?????????????e. 2. ?????. Part1 ?????????????????????????Part2 [??] ??????????????????. 2012.04.19. ?????????????e. 3. ????. ???????????????????????????(??)?????????????????????????????Web??????????????????????????????????????????IT???????????. 2012.04.19. ?????????????e.

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