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1
Published 2004
Springer Berlin Heidelberg
Table of Contents: “... and Data Streams -- Grouped Processing of Relational Algebra Expressions over Data Streams -- Processing...”
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2
Published 1991
Springer Berlin Heidelberg
Table of Contents: “.../type lattice -- A relational algebra for complex objects based on partial information -- Specifying...”
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3
Published 1989
Springer Berlin Heidelberg
Table of Contents: “... for deductive databases -- Shared abstract data types: An algebraic methodology for their specification...”