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Course Outline

Relational database models

  • The structure of a relational database
  • Table join types
  • Database normalization and denormalization
  • Relational Database Management System (RDBMS)

Relational Operators

Characteristics of the declarative SQL language, syntax division into DQL, DML, DDL, and DCL. Data Query Language (DQL) includes:

  • SELECT queries
  • Column and table aliases
  • Handling DATE types, display functions, and formatting
  • Grouping features
  • Joining inner and outer tables
  • UNION operator
  • Nested subqueries (in the WHERE clause, table names, column names)
  • Correlated subqueries

Data Modification Language

  • Inserting rows (INSERT clause)
  • Inserting via query
  • Updating rows (UPDATE)
  • Deleting rows (DELETE)

Data Definition Language

  • Creating, altering, and dropping tables (CREATE, ALTER, DROP). Creating tables from queries (CREATE TABLE ... AS SELECT ...)

CONSTRAINTS

  • NULL and NOT NULL options
  • CONSTRAINT clause
  • PRIMARY KEY condition
  • UNIQUE condition
  • FOREIGN KEY condition
  • DEFAULT clause

Transactions

  • Commands for COMMIT, ROLLBACK, and SAVEPOINT

DCL Language

  • Granting and revoking permissions (GRANT, REVOKE)
  • Roles
  • Creating Users
  • Sequences
  • Synonyms
  • Views

Requirements

  • Basic computer literacy
  • Familiarity with any operating system
 14 Hours

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