Tuesday 5 January 2016

Logical Data Model

Logical Data Model

            In data architecture, a logical data model (LDM) is a type of data model showing a detailed representation of an organization's data,

(Enough notes for "logic data model" is provide in data model page)


Three models (for handling record-based data) are:

 Logical data model is classified into three models. They are

  1. Hierarchical data model
  2. Network data model
  3. Relational data model
Details in separate blog
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2 comments:

  1. Unknown6 January 2016 at 17:20

    sir.

    Hierarchical data model - Tree view
    Relational data model - Table view
    then..
    Network data model - what type of viewing format pls explain.

    ReplyDelete
  2. Unknown6 January 2016 at 17:27

    Comparison of logical data models.please explain that

    ReplyDelete

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