Database Management Systems
Database management systems (DBMS) app is a part of computer science which covers most important topics in simple English and diagrams for a quick study and revisions at the time of Exams, Viva, Assignments and Job interviews. The best app for school, college and work. If you are a student it will help to learn a lot. This useful App lists 150 topics in 5 chapters same as a book, totally based on practical as well as a strong base of theoretical knowledge with DBMS notes written in very simple and understandable English. Consider this App as a quick note guide which professors use in a classroom. The App will help in faster learning and quick revisions of all the topics. It is available in offline reading as well. Some of the topics Covered in the app are:1. Overview of Database Management Systems2. Database Systems versus File Systems3. History of Database Systems4. View of Data5. Extending Database Capabilities6. Types of Databases and Database Applications7. Advantages of Database Systems8. Functions of a DBMS9. Role of the Database Administrator10. Database Users11. Data Models12. Components of Database Management system13. Transaction14. Database Management System Languages15. The two tier architecture16. Three-layer architecture17. Entity-Relationship Model18. Database design and ER Diagrams19. Entity Types, Attributes and Keys20. Relationships and Relationship sets21. Types of Entity22. Constraints23. Keys24. Entity-Relationship Diagram25. Hierarchical Data Model26. Network Data Model27. Design Issues28. Extended E-R Features29. Alternative E-R Notations30. The Unified Modeling Language31. Relational Model Terminology32. Mathematical Definition of Relation33. Database Relations34. Structure of Relational Databases35. Database Schema36. Keys37. Schema Diagram38. The Relational Algebra39. Composition of Relational Operations40. The Union Operation41. The Set Difference Operation42. The Rename Operation43. Formal Definition of the Relational Algebra44. Additional Operations45. Extended Relational-Algebra Operations46. Outer Join47. Null Values48. Modification of the Database49. Views50. Physical Storage Media51. RAID52. Tertiary Storage53. Storage Access54. File Organization55. Variable-Length Records56. Organization of Records in Files57. Indexing structures for files58. Secondary Indexes59. Clustering File Organization60. Data-Dictionary Storage61. Hashing62. B Tree63. Query-by-Example64. Queries on One Relation65. Queries on Several Relations66. The Condition Box67. The Result Relation68. Ordering of the Display of Tuples69. Aggregate Operations70. Normalization71. Functional Dependency72. The Process of Normalization73. First Normal Form (1NF)74. Boyce.Codd Normal Form (BCNF)75. Fourth Normal Form (4NF)76. Fifth Normal Form (5NF)77. Algorithm for Functional Dependencies78. Objectives of SQL79. History of SQL80. Importance of SQL81. SQL Statement82. Use of DISTINCT83. Search Condition84. Pattern Matching85. NULL Search Condition86. SELECT Statement87. SELECT Statement - Grouping88. Sub queries89. Join90. Integrity Enhancement Feature91. Data Definition92. View93. Transactions94. Data-Definition Language95. Schema Definition in SQL96. Dynamic SQL97. Lock-Based Protocols98. Granting of Locks99. Two-Phase Locking Protocol100. Implementation of Locking101. Graph-Based Protocols102. Time-stamp-Based Protocols103. Validation-Based Protocols104. Deadlock Handling105. Timeout-Based Schemes for Deadlock Prevention106. Deadlock Detection107. Recovery from Deadlock108. Need for Concurrency ControlIt is the most useful App for last minute preparations for Computer science, software engineering education courses and information technology degree programs of various universities. Download the DBMS app to learn more.