What Is Relational Data Model With Example? Relational Model represents how data is stored in Relational Databases. A relational database stores data in the form of relations (tables). Consider a relation STUDENT with attributes ROLL_NO, NAME, ADDRESS, PHONE and AGE shown in Table 1. What is relational data model explain with example? Relational Model represents
What Is The Logical Structure Of A Database? A Logical database uses only a hierarchical structure of tables i.e. Data is organized in a Tree-like Structure and the data is stored as records that are connected to each other through edges (Links). Logical Database contains Open SQL statements which are used to read data from
What Is A Semantic View? The semantic view of theories is a position in the philosophy of science that holds that a scientific theory can be identified with a collection of models. What is the meaning of semantic data model? Semantic data model (SDM) is a high-level semantics-based database description and structuring formalism (database model)