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Foundations of Probabilistic Answers to Queries

Foundations of Probabilistic Answers to Queries

Foundations of Probabilistic Answers to Queries. Dan Suciu and Nilesh Dalvi University of Washington. Databases Today are Deterministic. An item either is in the database or is not A tuple either is in the query answer or is not This applies to all variety of data models:

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1.67k views • 138 slides
Foundations of Probabilistic Answers to Queries

Foundations of Probabilistic Answers to Queries

Foundations of Probabilistic Answers to Queries. Dan Suciu and Nilesh Dalvi University of Washington. Databases Today are Deterministic. An item either is in the database or is not A tuple either is in the query answer or is not This applies to all variety of data models:

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1.51k views • 138 slides
SQL Unit 7 Set Operations

SQL Unit 7 Set Operations

SQL Unit 7 Set Operations. Kirk Scott. 7.1 Introduction 7.2 UNION Queries 7.3 Queries with IN (Intersection) 7.4 Queries with NOT IN (Set Subtraction) 7.5 Unions, Joins, and Outer Joins. 7.1 Introduction. 1. The technical term for a table is a relation. A relation is like a set.

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1.07k views • 98 slides
SQL Unit 7 Set Operations

SQL Unit 7 Set Operations

SQL Unit 7 Set Operations. Kirk Scott. 7.1 Introduction 7.2 UNION Queries 7.3 Queries with IN (Intersection) 7.4 Queries with NOT IN (Set Subtraction) 7.5 Unions, Joins, and Outer Joins. 7.1 Introduction. 1. The technical term for a table is a relation. A relation is like a set.

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1.13k views • 97 slides
Computer Science 425 Distributed Systems CS 425 / ECE 428 Fall 2013

Computer Science 425 Distributed Systems CS 425 / ECE 428 Fall 2013

Computer Science 425 Distributed Systems CS 425 / ECE 428 Fall 2013. Hilfi Alkaff November 5, 2013 Lecture 21 Stream Processing. ? 2013, H. Alkaff, I . Gupta. Motivation. Many important applications must process large streams of live data and provide results in near-real-time

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481 views • 31 slides

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