Willitts, J.: Database design and construction : an open learning course for students and information managers (1992)
0.02
0.015401474 = product of:
0.030802948 = sum of:
0.030802948 = product of:
0.061605897 = sum of:
0.061605897 = weight(_text_:systems in 761) [ClassicSimilarity], result of:
0.061605897 = score(doc=761,freq=4.0), product of:
0.16037072 = queryWeight, product of:
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.052184064 = queryNorm
0.38414678 = fieldWeight in 761, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.0731742 = idf(docFreq=5561, maxDocs=44218)
0.0625 = fieldNorm(doc=761)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Abstract
- An informal introduction to the design and construction of databases, using an open learning approach, this textbook offers a complete course both in programmable database systems and in information retrieval systems