-
Reiner, U.: Anfragesprachen für Informationssysteme (1991)
0.07
0.07247631 = product of:
0.14495263 = sum of:
0.14495263 = product of:
0.28990525 = sum of:
0.28990525 = weight(_text_:270 in 4553) [ClassicSimilarity], result of:
0.28990525 = score(doc=4553,freq=4.0), product of:
0.33959907 = queryWeight, product of:
6.829353 = idf(docFreq=129, maxDocs=44218)
0.049726393 = queryNorm
0.8536691 = fieldWeight in 4553, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.829353 = idf(docFreq=129, maxDocs=44218)
0.0625 = fieldNorm(doc=4553)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Classification
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
- RVK
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
-
Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2001)
0.05
0.05435723 = product of:
0.10871446 = sum of:
0.10871446 = product of:
0.21742892 = sum of:
0.21742892 = weight(_text_:270 in 1655) [ClassicSimilarity], result of:
0.21742892 = score(doc=1655,freq=4.0), product of:
0.33959907 = queryWeight, product of:
6.829353 = idf(docFreq=129, maxDocs=44218)
0.049726393 = queryNorm
0.6402518 = fieldWeight in 1655, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.829353 = idf(docFreq=129, maxDocs=44218)
0.046875 = fieldNorm(doc=1655)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Classification
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
- RVK
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
-
Schaarschmidt, R.: Archivierung in Datenbanksystemen : Konzept und Sprache (2001)
0.05
0.05435723 = product of:
0.10871446 = sum of:
0.10871446 = product of:
0.21742892 = sum of:
0.21742892 = weight(_text_:270 in 3912) [ClassicSimilarity], result of:
0.21742892 = score(doc=3912,freq=4.0), product of:
0.33959907 = queryWeight, product of:
6.829353 = idf(docFreq=129, maxDocs=44218)
0.049726393 = queryNorm
0.6402518 = fieldWeight in 3912, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
6.829353 = idf(docFreq=129, maxDocs=44218)
0.046875 = fieldNorm(doc=3912)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Classification
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
- RVK
- ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme