STRUCTURED QUERY LANGUAGE(SQL) Created by: B Mokshagna Reddy (BMR) SQL DATA DEFINITION AND DATATYPES SQL Schema: An SQL schema is identified by a schema name and includes an authorization identifier name to indicate user or account who owns the schema, as well as descriptor for each elements in the schema. Schema creation with authorization: CREATE SCHEMA DATABASE_NAME AUTHORIZATION IDENTIFIER; Eg: CREATE SCHEMA COMPANY AUTHORIZATION ‘JSMITH’; Catalog: Named collection of schemas. Data Definition, Constraints, and Schema Changes Used to CREATE, DROP, and ALTER the descriptions of the tables (relations) of a database Creating a Database Syntax: CREATE DATABASE database_name; Creating a Table Syntax CREATE TABLE table_name (Column_name datatype[(size)], Column_name datatype[(size)], ); Specifies a new base relation by giving it a name, and specifying each of...
GATE EXAM
Created by: B Mokshagna Reddy (BMR)
CHAPTERWISE MCQs
1. Volume 12. Volume 2
3. Volume 3
HAND WRITTEN NOTES
1. Compiler2. Computer Organization
3. Computer Network
4. DBMS
5. Software Engineering
6. Theory of Computer Organization
7. Algorithms
8. Data Structures
9. Digital Circuts and Systems
10. Operating Systems
TEXT BOOKS
1. Algorithms2. Compiler Design
3. Computer Network
4. Databases
5. Digital Logic
6. Operating Systems
7. Software Engineering
8. Theory of Computer Organization
Note:
1. Topics are designed by BMR EDUCATION.
2. As of December 19 2022 Updated list of available Notes of GATE EXAM.
3. You can also download the content notes for free at our website.
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