Description

Database management systems (DBMS) app is a part of computersciencewhich covers most important topics in simple English anddiagramsfor a quick study and revisions at the time of Exams,Viva,Assignments and Job interviews. The best app for school,college andwork. If you are a student it will help to learn a lot.This usefulApp lists 150 topics in 5 chapters same as a book,totally based onpractical as well as a strong base of theoreticalknowledge withDBMS notes written in very simple and understandableEnglish.Consider this App as a quick note guide which professorsuse in aclassroom. The App will help in faster learning and quickrevisionsof all the topics. It is available in offline reading aswell. Someof the topics Covered in the app are: 1. Overview ofDatabaseManagement Systems 2. Database Systems versus File Systems3.History of Database Systems 4. View of Data 5. ExtendingDatabaseCapabilities 6. Types of Databases and DatabaseApplications 7.Advantages of Database Systems 8. Functions of aDBMS 9. Role of theDatabase Administrator 10. Database Users 11.Data Models 12.Components of Database Management system 13.Transaction 14.Database Management System Languages 15. The twotier architecture16. Three-layer architecture 17.Entity-Relationship Model 18.Database design and ER Diagrams 19.Entity Types, Attributes andKeys 20. Relationships andRelationship sets 21. Types of Entity 22.Constraints 23. Keys 24.Entity-Relationship Diagram 25.Hierarchical Data Model 26. NetworkData Model 27. Design Issues 28.Extended E-R Features 29.Alternative E-R Notations 30. The UnifiedModeling Language 31.Relational Model Terminology 32. MathematicalDefinition ofRelation 33. Database Relations 34. Structure ofRelationalDatabases 35. Database Schema 36. Keys 37. Schema Diagram38. TheRelational Algebra 39. Composition of Relational Operations40. TheUnion Operation 41. The Set Difference Operation 42. TheRenameOperation 43. Formal Definition of the Relational Algebra44.Additional Operations 45. Extended Relational-AlgebraOperations46. Outer Join 47. Null Values 48. Modification of theDatabase 49.Views 50. Physical Storage Media 51. RAID 52. TertiaryStorage 53.Storage Access 54. File Organization 55. Variable-LengthRecords56. Organization of Records in Files 57. Indexing structuresforfiles 58. Secondary Indexes 59. Clustering File Organization60.Data-Dictionary Storage 61. Hashing 62. B Tree 63.Query-by-Example64. Queries on One Relation 65. Queries on SeveralRelations 66.The Condition Box 67. The Result Relation 68. Orderingof theDisplay of Tuples 69. Aggregate Operations 70. Normalization71.Functional Dependency 72. The Process of Normalization 73.FirstNormal Form (1NF) 74. Boyce.Codd Normal Form (BCNF) 75.FourthNormal Form (4NF) 76. Fifth Normal Form (5NF) 77. AlgorithmforFunctional Dependencies 78. Objectives of SQL 79. History ofSQL80. Importance of SQL 81. SQL Statement 82. Use of DISTINCT83.Search Condition 84. Pattern Matching 85. NULL Search Condition86.SELECT Statement 87. SELECT Statement - Grouping 88. Subqueries89. Join 90. Integrity Enhancement Feature 91. DataDefinition 92.View 93. Transactions 94. Data-Definition Language95. SchemaDefinition in SQL 96. Dynamic SQL 97. Lock-BasedProtocols 98.Granting of Locks 99. Two-Phase Locking Protocol100.Implementation of Locking 101. Graph-Based Protocols102.Time-stamp-Based Protocols 103. Validation-Based Protocols104.Deadlock Handling 105. Timeout-Based Schemes forDeadlockPrevention 106. Deadlock Detection 107. Recovery fromDeadlock 108.Need for Concurrency Control It is the most useful Appfor lastminute preparations for Computer science, softwareengineeringeducation courses and information technology degreeprograms ofvarious universities. Download the DBMS app to learnmore.