7 citations · 32 across the 24 of their papers we have counts for
5 papers · 2 filters
Data Base Mappings and Theory of Sketches
Zoran Majkic
In this paper we will present the two basic operations for database schemas used in database mapping systems (separation and Data Federation), and we will explain why the functoria…
Sound and Complete Query Answering in Intensional P2P Data Integration
Zoran Majkic
Contemporary use of the term 'intension' derives from the traditional logical doctrine that an idea has both an extension and an intension. In this paper we introduce an intensiona…
DB Category: Denotational Semantics for View-based Database Mappings
Zoran Majkic
We present a categorical denotational semantics for a database mapping, based on views, in the most general framework of a database integration/exchange. Developed database categor…
Data Base Mappings and Monads: (Co)Induction
Zoran Majkic
In this paper we presented the semantics of database mappings in the relational DB category based on the power-view monad T and monadic algebras. The objects in this category are t…
Matching, Merging and Structural Properties of Data Base Category
Zoran Majkic
Main contribution of this paper is an investigation of expressive power of the database category DB. An object in this category is a database-instance (set of n-ary relations). Mor…