Relational data modeldte gfiygkuyuy.pptx

;gflhylhfhfgjl;j;ggjjhkfjghjooonhjoojojjbjubjbujbiukjuhuuhohohohjohohuhuhugiugugugugjjbbigiygigigigilglgilgccguggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggccccccccccccccccccccccccccccccccccccccbbbbbbbbbbbbbbbbbbbxddsssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss

1. Relational data model By Gaurav rankhamb

2. content -> Introduction -> Component of relation data model -> Data integrity -> Relational algebra -> Advantages and Disadvantages -> Applications -> limitations -> Thanks

3. What is RELATIONAL DATA MODEL ? DEFINITION:- A way to structure data using tables (relations) -> Data organized into rows and columns. -> Each table represents an entity type.

4. COMPONENTS TABLES:- -> Rows (Tuples): Individual records. -> Rows (Tuples): Individual records. PRIMARY KEY:- -> Unique identifier for each record. FOREIGN KEY:- -> A field that links to the primary key of another table.

5. DATA INTEGRITY