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Unit VII: Creating DML Triggers – Database Management System

BCA 4th Semester DBMS (Database Management System) Notes Pdf, Creating DML Triggers – Database Management System

Creating DML Triggers – Database Management System

In this unit named Creating DML Triggers – Database Management System” readers and viewers will get information regarding the following topics:

  1. Introduction to DML Trigger
  2. DML Trigger Benefits
  3. Types of DML Triggers
  4. AFTER Trigger, INSTEAD OF Triggers
  5. Uses for Triggers
  6. Complex Auditing, Enforce Business Rules, Derive Column Values
  7. Transaction Flow
  8. Operations of Transaction
  9. Properties of Transaction (ACID Properties)
  10. Atomicity, Consistency, Isolation, Durability
  11. States of Transaction
  12. Transaction Schedule
  13. Serial, Schedule, Non-serial Schedule, Serializable Schedule
  14. Testing of Serializability
  15. Conflict Serializable Schedule
  16. View Serializability
  17. Recoverability of Schedule
  18. Irrecoverable Schedule, Recoverable with Cascading Rollback
  19. Log-based Recovery, Checkpoint
  20. Deadlock in DBMS
  21. Concurrency Control
  22. Problems of Concurrency Control
  23. Lost Update Problem, Dirty Read, Inconsistent Retrievals Problem
  24. Concurrency Control Protocol
  25. Lock-based Protocol, Timestamp Ordering Protocol, Validation Based Protocol
  26. Thomas Write Rule
  27. Multiple Granularity
  28. Create a DML Trigger
  29. Using SQL Server Management Studio, Using Transact-SQL
  30. Triggers Limitation
  31. Delete or Disable DML Trigger
  32. Using SQL Server Management Studio, Using Transact-SQL
  33. Create DML Triggers to Handle Multiple Rows of Data
  34. Examples
  35. Storing A Running Total For A Single-Row Insert, Storing A Running Total For A Multirow Or Single-Row Insert, Storing A Running Total Based On The Type Of Insert
  36. Modify or Rename DML Triggers
  37. Using SQL Server Management Studio, Using Transact-SQL



This article Creating DML Triggers – Database Management System is contributed by Rashita Gurung, a student of LA GRANDEE International College.

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BCA 4th Semester DBMS (Database Management System) Notes:

Unit I: Operating System Overview - Database Management System

Unit II: Designing A Database - Database Management System

Unit III: Data Normalization - Database Management System

Unit IV: Queries In Database - Database Management System

Unit V: Advanced Queries In Database - Database Management System

Unit VI: Developing Stored Procedures - Database Management System

Unit VIII: Physical Design - Database Management System

Unit IX: Database Application Types - Database Management System

Unit X: Distributed Database System - Database Management System

Unit XI: Object Oriented Database - Database Management System

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