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(m1, Rocky IV, 1985, Stallone) (m1, Rocky V, 1990, Avildsen) (m2, Psycho, 1960, ... SQL over uncertain data with lineage. New features for querying alternatives, ... – PowerPoint PPT presentation

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Title: Untitled


1
TRIO
Data Uncertainty Lineage
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Data Model Query Language System
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2
3
2
Data Model ULDBs
  • Alternatives and ?
  • Confidence values
  • Lineage

1
?
3
Query Language TriQL
  • SQL over uncertain data with lineage
  • New features for querying alternatives,
  • ?s, confidences, and lineage
  • Conf(), Maybe(), Lineage()
  • Horizontal subqueries
  • On-demand lineage tracing and confidence
    computation
  • Query-defined confidences
  • Extraneous data detection

4
System Trio-One
TrioExplorer (GUI client)
Command-line client
Trio API and translator (Python)
Standard SQL
Standard relational DBMS
Trio Metadata
Encoded Data Tables
Trio Stored Procedures (SPI/C)
Lineage Tables
5
Please Try It!
  • Search stanford trio
  • Look for the links
  • Create and query your own Trio database
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