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SQL Views Index Queries Subqueries

SQL Views ek virtual table hoti hai jo queries ko simplify karti hai, Index fast searching ke liye use hota hai, aur Queries/Subqueries data retrieve aur manipulate karne ke liye powerful tools hain.

Gracy TyagiJun 16, 2026 6 min padhne ka time102 views

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5Database System Architecture in Hinglish2 min

6Serializability of Schedules in DBMS16 min

7Data Model in DBMS3 min

8Introduction of 3-Tier/ 3-Level Architecture in DBMS3 min

9Schema and Instance in DBMS2 min

10Data Independence in DBMS3 min

11ER Model (Entity Relationship Model) in Hinglish4 min

12Mapping Constraints in ER Model in Hinglish2 min

13Keys in DBMS in Hinglish3 min

14Generalization, Specialization and Aggregation in ER Model in Hinglish3 min

15Enhanced ER (EER) Model in DBMS9 min

16Degree of Relations in DBMS2 min

17Relational Algebra in DBMS4 min

18Relational Model in DBMS3 min

19Integrity Constraints in DBMS4 min

20Relational Calculus in DBMS6 min

21Structured Query Language (SQL) in Hinglish4 min

22SQL Commands in DBMS4 min

23SQL Data Types And Literals in DBMS5 min

24SQL Characteristics & Advantages4 min

25SQL Operators in DBMS4 min

26SQL Joins in DBMS4 min

27SQL Aggregate Functions in DBMS3 min

28SQL Union Intersection Minus Cursors Triggers Procedures3 min

29Functional Dependency (FDs) in DBMS6 min

30Armstrong's Axioms in Functional Dependency (FD) in DBMS7 min

31Normalization in DBMS in Hinglish4 min

32Normal Forms in DBMS in Hinglish6 min

33First Normal Form (1NF) in DBMS8 min

34Second Normal Form (2NF) in DBMS7 min

35Third Normal Form (3NF) in DBMS8 min

36Boyce-Codd Normal Form (BCNF) in DBMS8 min

37Fourth Normal Form (4NF) in DBMS8 min

38Fifth Normal Form (5NF) in DBMS8 min

39Inclusion Dependency (IND) in DBMS3 min

40Lossless Join Decomposition in DBMS6 min

41Normalization using Functional Dependency (FD), Multivalued Dependency (MVD) and Join Dependency (JD) in DBMS5 min

42Alternative Approaches to Database Design in DBMS4 min

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