Sumários

Schema matching and mapping

7 outubro 2019, 15:30 • Helena Galhardas

  • Challenges of schema matching and mapping
  • Schema matching system:
    • Matchers
    • Combining the results of multiple matchers
    • Constraint enforcer
    • Match selector
  • Creating mappings through query discovery: introduction

Schema matching and mapping

7 outubro 2019, 15:30 • Helena Galhardas

  • Challenges of schema matching and mapping
  • Schema matching system:
    • Matchers
    • Combining the results of multiple matchers
    • Constraint enforcer
    • Match selector
  • Creating mappings through query discovery: introduction

SQL queries with PDI - Lab Guide 3

7 outubro 2019, 09:30 • João Pedro Lebre Magalhães Pereira

  • How to specify and run SQL queries using PDI transformations
  • Resolution of Lab Guide 3.

Answering Queries using Views and Source Descriptions

3 outubro 2019, 14:00 • Helena Galhardas

  • Answering queries using views:
    • Equivalent rewriting using views
    • Maximally-contained rewriting
  • Source descriptions:
    • Schema mapping languages: 
      • Global-As-View (GAV)
      • Local-as-View (LAV)
      • Advantages and shortcomings

Answering Queries using Views and Source Descriptions

3 outubro 2019, 14:00 • Helena Galhardas

  • Answering queries using views:
    • Equivalent rewriting using views
    • Maximally-contained rewriting
  • Source descriptions:
    • Schema mapping languages: 
      • Global-As-View (GAV)
      • Local-as-View (LAV)
      • Advantages and shortcomings