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SQL: Part II Tutorial in PDF

Contents

  • Computing with NULL’s
  • Three-valued logic
  • Unfortunate consequences
  • Another problem, Outerjoin motivation
  • Outerjoin flavors and definitions
  • Outerjoin examples, Outerjoin syntax
  • SQL features covered so far
  • INSERT, DELETE, UPDATE
  • Constraints, Types of SQL constraints
  • NOT NULL constraint examples
  • Key declaration, Referential integrity example
  • Referential integrity in SQL
  • Enforcing referential integrity
  • Deferred constraint checking
  • General assertion
Description : Download free Introduction to databases, SQL Part II, course tutorial, PDF file by Jun Yang, Brett Walenz
Level : Intermediate
Created : April 1, 2016
Size : 145.73 KB
File type : pdf
Pages : 31
Author : Jun Yang, Brett Walenz
Downloads: 2884
Sample pages PDF ebook

Summary on tutorial SQL: Part II

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