Recursive queries and context-free graph grammars
Selected papers of the workshop on Deductive database theory
Querying object-oriented databases
SIGMOD '92 Proceedings of the 1992 ACM SIGMOD international conference on Management of data
Structural properties of context-free sets of graphs generated by vertex replacement
Information and Computation
Finding Regular Simple Paths in Graph Databases
SIAM Journal on Computing
Evaluating queries with generalized path expressions
SIGMOD '96 Proceedings of the 1996 ACM SIGMOD international conference on Management of data
PODS '97 Proceedings of the sixteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Regular path queries with constraints
PODS '97 Proceedings of the sixteenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Handbook of formal languages, vol. 3
Path constraints on semistructured and structured data
PODS '98 Proceedings of the seventeenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Node replacement graph grammars
Handbook of graph grammars and computing by graph transformation
The expression of graph properties and graph transformations in monadic second-order logic
Handbook of graph grammars and computing by graph transformation
Merging graph-based and rule-based computation: the language G-Log
Data & Knowledge Engineering
GraphLog: a visual formalism for real life recursion
PODS '90 Proceedings of the ninth ACM SIGACT-SIGMOD-SIGART symposium on Principles of database systems
Data on the Web: from relations to semistructured data and XML
Data on the Web: from relations to semistructured data and XML
A Query Language for XML Based on Graph Grammars
World Wide Web
A Graph-Oriented Object Database Model
IEEE Transactions on Knowledge and Data Engineering
An Optimization Technique for Answering Regular Path Queries
Selected papers from the Third International Workshop WebDB 2000 on The World Wide Web and Databases
UnQL: a query language and algebra for semistructured data based on structural recursion
The VLDB Journal — The International Journal on Very Large Data Bases
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We describe a framework called the Uni-Level Description (ULD) for accurately representing information from a broad range of data models. The ULD extends previous meta-data-model approaches by: (a) providing uniform representation and access to data ...