Query representation and management in a multiparadigmatic visual query environment

Optimal implementation of conjunctive queries in relational data bases

Ashok K. Chandra, Philip M. Merlin · 1977 · 1.2K citations · Full text

Computing, Computer Science, Algorithms +16

Query-by-Example: A data base language

Moshé M. Zloof · IBM Systems Journal · 1977 · 879 citations

Computing, Computer Science, Information Systems +14

GraphLog

Mariano P. Consens, Alberto O. Mendelzon · 1990 · 346 citations · Full text

Computing, Computer Science, Databases +14

QBD*: a graphical query language with recursion

Michèle Angelaccio, Tiziana Catarci, Giuseppe Santucci · IEEE Transactions on Software Engineering · 1990 · 153 citations

Computing, Computer Science, Databases +14

Theory of database queries

Ashok K. Chandra · 1988 · 97 citations

Computing, Computer Science, Information Systems +12