Fundamental Operations On DBMS

Duration: 2 min

This video lesson is available to enrolled students.

Return to /learn/DSSSB-TGT-COMPUTER-SCIENCE-PAPER-2/data-base-management-system/transaction-management/introduction-acid-properties/asset-fundamental-operations-on-dbms after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. About Course: About the Course
  2. Programming, Data Structures, OOP & Java: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling, Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing, Java, OOPS with C++, Java Fundamentals, Array, String, IO & References, Language Design, Intro to Compilers, Visual Basics, Syntax Analysis: Bottom-Up, Object Oriented Technology
  3. Computer Networks, TCP/IP & Network Security: Introduction to CN, Data Communication, DLL: Flow Control, DLL: Access Control, DLL: Error Control, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware basics, Network Access Technologies, Network Security, Society, Law & Ethics, Cloud Computing, Mobile Computing, Net Layer:Routing Protocol, Cyber Safety and Security
  4. Teaching Methodology / शिक्षण विधि: Growth and Development / वृद्धि और विकास, Concept of Pedagogy / शिक्षाशास्त्र की संकल्पना, Theories of Development / विकास के सिद्धांत, Inclusive Education / समावेशी शिक्षा, Experiential Pedagogy / अनुभवात्मक शिक्षाशास्त्र, Assessment and Evaluation / आकलन और मूल्यांकन, Socialisation and Gender / समाजीकरण और जेंडर, National Education Policy (NEP) 2020 / राष्ट्रीय शिक्षा नीति (NEP) 2020, Cognitive Processes / संज्ञानात्मक प्रक्रियाएँ, Teaching Planning and Teaching Skills / शिक्षण योजना और शिक्षण कौशल, Personality Development / व्यक्तित्व विकास, Teaching Methods / शिक्षण विधियाँ, Learning and Behavioural Theories / अधिगम और व्यवहारवादी सिद्धांत, Learners & Learning Process / अधिगमकर्ता और अधिगम प्रक्रिया, Factors Affecting Teaching / शिक्षण को प्रभावित करने वाले कारक, Teaching Methods and Approaches / शिक्षण विधियाँ एवं उपागम, Teaching-Learning Process and Classroom Management / शिक्षण-अधिगम प्रक्रिया एवं कक्षा प्रबंधन, Teaching Aids and Educational Technology / शिक्षण सहायक सामग्री एवं शैक्षिक तकनीकी, Microteaching and Classroom Communication / सूक्ष्म शिक्षण एवं कक्षा संप्रेषण, Assessment and Evaluation / आकलन एवं मूल्यांकन, Curriculum, Arts and Co-curricular Areas / पाठ्यचर्या, कला एवं सह-शैक्षिक क्षेत्र, Education of Children with Disabilities / दिव्यांग बच्चों की शिक्षा, Teacher: Qualities, Professional Ethics and Development / शिक्षक: गुण, व्यावसायिक नैतिकता एवं विकास
  5. Digital Electronics / Boolean Logic: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation, Analog-Digital Conversion
  6. Operating Systems & Linux: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, File Management, Disc Scheduling, Unix OS, Linux OS, Distributed Systems, Windows OS
  7. Data Base Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, Relational Algebra, SQL, File Organization & Indexing, Transaction Management, Concurrency Control, Database Security & Authorization, Database Recovery, Data Warehousing & Mining
  8. Internet & Web Technologies: Website, Browser & Services, Internet Fundamentals, Web Design & Development, Protocols & Services, Web Publishing & Hosting, Server Side & Security, HTML Basics, CSS, Emerging Technologies, JavaScript-Basics, .Net Programming, Electronic Data Interchange and E-Commerce, XML
  9. Computer Fundamentals, IT Basics & Architecture: Basics of COA, Cache Memory Organization, Input Output Organisation, Register Transfer and Microoperations, Control Unit Design, Programming the Basic Computer, Terms & Abbreviations, MS Office Applications, Instr Formats & Modes, Floating Point Rep, Computer Fundamentals, Cyber Safety and Security, Computer Software, Operating System, Word Processing (MS Word), Computer Networks, Presentation Software (MS PowerPoint)
  10. Python Language: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis
  11. Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management, extras, Fundamentals of Systems and Information Systems
  12. Design & Analysis of Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos, Advanced Algorithms
  13. Mathematics - I, II, III, IV / गणित - I, II, III, IV: Permutation and Combination / क्रमचय और संचय, Logarithm / लघुगणक, Linear Algebra / रैखिक बीजगणित, Algebra / बीजगणित, Calculus / कलन, Trigonometry / त्रिकोणमिति, Vectors / सदिश, Set Theory, Functions, Relations, Propositional and Predicate Logic, Research Process Steps / शोध प्रक्रिया के चरण, Graph Theory, Sets, Relations, Functions and Discrete Mathematics / समुच्चय, संबंध, फलन और विविक्त गणित, Number Systems and Number Theory / संख्या पद्धति और संख्या सिद्धांत, Euclidean Geometry and Mensuration / यूक्लिडीय ज्यामिति और क्षेत्रमिति, Statistics and Probability / सांख्यिकी और प्रायिकता, Coordinate Geometry, Vectors and 3D Geometry / निर्देशांक ज्यामिति, सदिश और त्रिविमीय ज्यामिति, Polynomials, Equations and Complex Numbers / बहुपद, समीकरण और सम्मिश्र संख्याएँ, Plane Mensuration / समतल क्षेत्रमिति, Sampling / प्रतिचयन, Percentage / प्रतिशत, Simplification, Indices and Surds / सरलीकरण, घातांक और करणी, Ratio and Proportion / अनुपात और समानुपात
  14. Computer Graphics, Multimedia & Mobile Computing: Basics of Computer Graphics, 2-D Geometrical Transforms and Viewing, 3-D Object Representation, Geometric Transformations and Viewing, Multimedia
  15. Emerging Trends: Emerging Tech Trends, Knowledge Representation, Natural Language Processing, Trade, Marketing and Consumer Protection / व्यापार, विपणन एवं उपभोक्ता संरक्षण
  16. Statistical Techniques / सांख्यिकीय तकनीकें: Probability / प्रायिकता, Statistics / सांख्यिकी
  17. Interpolation - DI / अंतर्वेशन - DI: Data Interpretation / आँकड़ा निर्वचन
  18. Basis of Physics / भौतिकी का आधार: Scientific Achievements and Research / वैज्ञानिक उपलब्धियाँ और अनुसंधान
  19. Previous Year Paper:
  20. Business Studies and Management / व्यवसाय अध्ययन एवं प्रबंधन: Business Communication / व्यावसायिक संचार, Principles and Functions of Management / प्रबंध के सिद्धांत एवं कार्य, Accounting Fundamentals and Recording of Transactions / लेखांकन के आधार एवं लेन-देनों का अभिलेखन, Business Economics / व्यावसायिक अर्थशास्त्र, Depreciation, Final Accounts and Computerised Accounting / ह्रास, अंतिम खाते व कंप्यूटरीकृत लेखांकन, Knowledge Management & New Economy / ज्ञान प्रबंधन और नई अर्थव्यवस्था
  21. MIS / DSS / Expert Systems: Information Systems
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

The video lecture begins by establishing the fundamental operations within a Database Management System (DBMS), specifically focusing on the interaction between memory and disk storage. The slide states, "As here we are only concerned with DBMS so we well only two basic operation on database". The instructor defines two primary operations: READ(X) and WRITE(X). READ(X) is described as accessing a database item 'x' from the disk, where data is stored, and loading it into a memory variable also named 'X'. Conversely, WRITE(X) involves writing the data item from the memory variable 'X' back to the disk. To visualize this, the instructor draws a diagram featuring a document representing memory and a box labeled 'DB' representing the database on disk. He illustrates the flow with arrows: an arrow labeled 'R' points from the DB to the document, signifying a read operation, while an arrow labeled 'W' points from the document to the DB, signifying a write operation. He uses red underlining to emphasize phrases like "Accessing the database item x from disk" and "Writing the data item from memory variable X to disk". This section emphasizes the physical movement of data between storage layers.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The instructor introduces the two basic operations of a DBMS: READ(X) and WRITE(X). He explains that READ(X) accesses data from disk to memory, while WRITE(X) moves data from memory to disk. He draws a diagram with a document and a 'DB' box, using arrows labeled 'R' and 'W' to show data flow. He underlines key phrases on the slide, such as "Accessing the database item x from disk", to emphasize the definitions.

  2. 2:00 – 2:18 02:00-02:18

    The topic shifts to "What is transaction". The slide defines a transaction as a set of logically related instructions performing a logical unit of work. A table for transaction T1 is shown, listing steps like Read(A), A=A-100, Write(A), Read(B), B=B+100, and Write(B). The instructor explains that these instructions are bundled to remove partial execution problems. He writes "R(A)" and "W(A)" next to the table to highlight the read and write actions within the transaction context.

The lecture progresses from low-level data movement operations to high-level logical units. It starts by defining the atomic actions of reading and writing data between disk and memory, using diagrams to clarify the direction of data flow. It then transitions to the concept of a transaction, explaining that to ensure data integrity and avoid partial execution issues, these individual read and write operations are grouped into a single logical unit of work, exemplified by a money transfer scenario involving variables A and B.

Loading lesson…