SQL-commands

SQL commands

SQL is divided into four types of Languages. They are

Data Definition Language commands (DDL)
Data Manipulation Language commands (DML)
Data Control Language commands (DCL)
Transaction Control Language commands (TCL)

DDL commands :
  1. CREATE TABLE
  2. ALTER TABLE
  3. DROP TABLE
DML commands :
  1. INSERT INTO
  2. DELETE
  3. UPDATE
  4. SELECT
DCL commands :
  1. GRANT
  2. REVOKE
TCL commands :
  1. COMMIT
  2. ROLLBACK
  3. SAVEPOINT

No comments:

Post a Comment

Subscribe to: Posts (Atom)

Python-environment-for-deep-learning-in-windows

Python is increasingly becoming a popular programming language for machine learning and deep learning. If you want to use python for train...

  • Article-on-Research-for-PhD-Scholars
    Article on Research for PhD scholars We are writing this article to motivate research scholars with our little research experien...
  • Sobel-Edge-Detection
    Sobel-Edge-Detection If the reader does not know the convolution operation, click this link to understand the convolution operation i...
  • Datasets-Action-Recognition
    Action Recognition: Datasets Action Recognition is a computer vision task. The objective of the computer vision is to...