Search (2 results, page 1 of 1)

  • × year_i:[1990 TO 2000}
  • × classification_ss:"ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme"
  1. Grill, E.: Relationale Datenbanken; vom logischen Konzept zur physischen Realisierung : Ziele, Methoden, Fallstudie (1990) 0.01
    0.007765321 = product of:
      0.015530642 = sum of:
        0.015530642 = product of:
          0.031061284 = sum of:
            0.031061284 = weight(_text_:u in 1584) [ClassicSimilarity], result of:
              0.031061284 = score(doc=1584,freq=2.0), product of:
                0.12265316 = queryWeight, product of:
                  3.2744443 = idf(docFreq=4547, maxDocs=44218)
                  0.0374577 = queryNorm
                0.25324488 = fieldWeight in 1584, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.2744443 = idf(docFreq=4547, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1584)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Issue
    4., aktualisierte u. erw. Aufl.
  2. Henzler, R.G.: Information und Dokumentation : Sammeln, Speichern und Wiedergewinnen von Fachinformation in Datenbanken (1992) 0.00
    0.0044373265 = product of:
      0.008874653 = sum of:
        0.008874653 = product of:
          0.017749306 = sum of:
            0.017749306 = weight(_text_:u in 4839) [ClassicSimilarity], result of:
              0.017749306 = score(doc=4839,freq=2.0), product of:
                0.12265316 = queryWeight, product of:
                  3.2744443 = idf(docFreq=4547, maxDocs=44218)
                  0.0374577 = queryNorm
                0.14471136 = fieldWeight in 4839, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.2744443 = idf(docFreq=4547, maxDocs=44218)
                  0.03125 = fieldNorm(doc=4839)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Theme
    Grundlagen u. Einführungen: Allgemeine Literatur