'Schema mappings' diaporamas de présentation

Foundations of Schema Mappings

Foundations of Schema Mappings. Phokion G. Kolaitis IBM Almaden Research Center & UC Santa Cruz. The Data Interoperability Problem. Data may reside at several different sites

1.06k views • 95 slides

Foundations of Schema Mappings

Foundations of Schema Mappings. Phokion G. Kolaitis IBM Almaden Research Center & UC Santa Cruz. The Data Interoperability Problem. Data may reside at several different sites

1.16k views • 95 slides

Debugging Schema Mappings with Routes

Debugging Schema Mappings with Routes. Laura Chiticariu UC Santa Cruz (joint work with Wang-Chiew Tan). SPIDER : A S chema Map pi ng De bugge r. Demo group B. Today 14:00-15:30 Thursday 11:00-12:30. I. Source instance. Schema Mappings.

722 views • 62 slides

Debugging Schema Mappings with Routes

Debugging Schema Mappings with Routes. Laura Chiticariu UC Santa Cruz (joint work with Wang-Chiew Tan). SPIDER : A S chema Map pi ng De bugge r. Demo group B. Today 14:00-15:30 Thursday 11:00-12:30. I. Source instance. Schema Mappings.

727 views • 62 slides

Debugging Schema Mappings with Routes

Debugging Schema Mappings with Routes. Laura Chiticariu UC Santa Cruz (joint work with Wang-Chiew Tan). SPIDER : A S chema Map pi ng De bugge r. Demo group B. Today 14:00-15:30 Thursday 11:00-12:30. I. Source instance. Schema Mappings.

776 views • 62 slides

Schema Mappings Data Exchange & Metadata Management

719 views • 61 slides

Schema Mappings Data Exchange & Metadata Management

761 views • 60 slides

Collaborative Data Sharing with Mappings and Provenance

Collaborative Data Sharing with Mappings and Provenance. Todd J. Green University of Pennsylvania Spring 2009. The Case for a Collaborative Data Sharing System (CDSS). Scientists build data repositories, need to share with collaborators

846 views • 59 slides

Lecture 11: Provenance and Data privacy

723 views • 59 slides

Lecture 11: Provenance and Data privacy

791 views • 59 slides

Collaborative Data Sharing with Mappings and Provenance

Collaborative Data Sharing with Mappings and Provenance. Todd J. Green University of Pennsylvania Spring 2009. The Case for a Collaborative Data Sharing System (CDSS). Scientists build data repositories, need to share with collaborators

718 views • 59 slides

Efficiently Supporting Changes to Declarative Schema Mappings

Efficiently Supporting Changes to Declarative Schema Mappings. Todd J. Green University of California, Davis. January 28, 2011 @Stanford InfoSeminar. Change is a Constant in Data Management. Databases are highly dynamic ; many kinds of changes need to be propagated efficiently:

672 views • 54 slides

Debugging Schema Mappings with Routes

Debugging Schema Mappings with Routes. Laura Chiticariu UC Santa Cruz (joint work with Wang-Chiew Tan). SPIDER : A S chema Map pi ng De bugge r. Demo group B. Today 14:00-15:30 Thursday 11:00-12:30. I. Source instance. Schema Mappings.

489 views • 38 slides

Data Integration with Uncertainty

Data Integration with Uncertainty. Xin (Luna) Dong Alon Halevy Cong Yu Univ. of Washington Google Inc. Univ. of Michigan @ VLDB 2007. D5. D1. D2. D4. D3. Many Applications Need to Manage Heterogeneous Data Sources. Mediated Schema. D5. D1. D2. D4. D3.

424 views • 34 slides

Data Integration with Uncertainty

Data Integration with Uncertainty. Xin (Luna) Dong Alon Halevy Cong Yu Univ. of Washington Google Inc. Univ. of Michigan @ VLDB 2007. Mediated Schema. D5. D1. D2. D4. D3. Querying on Traditional Data Integration Systems. Q. Q. Q. Q. Q 5. Q 1. Q 4. Q 2. Q. Q.

381 views • 30 slides

The Rise and Fall and Rise of Dependency Theory Part II: The Rise from the Ashes

The Rise and Fall and Rise of Dependency Theory Part II: The Rise from the Ashes. Ronald Fagin IBM Almaden Research Center. Dependencies were Considered Harmful. Dependencies were undesirable Except for keys and referential integrity constraints

586 views • 25 slides

Infrastructure for Peer-Based Knowledge Sharing

Infrastructure for Peer-Based Knowledge Sharing. Peter Mork University of Washington, Seattle 21-Sep-14. Motivating Example. Microarray Experiment. Information from public databases. ??. ICAT Experiment. Outline. Integration Systems From Data to Knowledge (Metadata)

351 views • 24 slides

Chapter 13: Incorporating Uncertainty into Data Integration

Chapter 13: Incorporating Uncertainty into Data Integration. PRINCIPLES OF DATA INTEGRATION. ANHAI DOAN ALON HALEVY ZACHARY IVES. Outline. Sources of uncertainty in data integration Representing uncertain data (brief overview) Probabilistic schema mappings. Managing Uncertain Data.

328 views • 18 slides

Privacy-Preserving Schema Matching Using Mutual Information

246 views • 10 slides

Update Exchange with Provenance Schemas are related by GLAV schema mappings (tgds) :

Todd J. Green, Grigoris Karvounarakis , Nicholas E. Taylor , Olivier Biton, Zachary G. Ives, Val Tannen University of Pennsylvania. Facilitating Collaborative Data Sharing. Update Exchange with Provenance Schemas are related by GLAV schema mappings (tgds) :

129 views • 1 slides