Klug, Anthony; Price, Rod Determining view dependencies using tableaux. (English) Zbl 0488.68068 ACM Trans. Database Syst. 7, 361-380 (1982). MSC: 68P20 68P05 PDFBibTeX XMLCite \textit{A. Klug} and \textit{R. Price}, ACM Trans. Database Syst. 7, 361--380 (1982; Zbl 0488.68068) Full Text: DOI
Jacobs, Barry E.; Aronson, Alan R.; Klug, Anthony C. On interpretations of relational languages and solutions to the implied constraint problem. (English) Zbl 0477.68105 ACM Trans. Database Syst. 7, 291-315 (1982). MSC: 68P20 68P05 PDFBibTeX XMLCite \textit{B. E. Jacobs} et al., ACM Trans. Database Syst. 7, 291--315 (1982; Zbl 0477.68105) Full Text: DOI
Klug, A. Calculating constraints on relational expressions. (English) Zbl 0441.68119 ACM Trans. Database Syst. 5, 260-290 (1980). MSC: 68P20 PDFBibTeX XMLCite \textit{A. Klug}, ACM Trans. Database Syst. 5, 260--290 (1980; Zbl 0441.68119) Full Text: DOI