1235 search results - page 39 / 247 » Updating a cracked database |
VLDB
1997
ACM
15 years 1 months ago
1997
ACM
This paper proposes an extension of the multiversion two phase locking protocol, called EMVZPL, which enables update transactions to use versions while guaranteeing the serializab...
SSDBM
2000
IEEE
15 years 1 months ago
2000
IEEE
Multidimensional data cubes are used in large data warehouses as a tool for online aggregation of information. As the number of dimensions increases, supporting efficient queries ...
VLDB
2001
ACM
15 years 2 months ago
2001
ACM
A range-sum query is very popular and becomes important in finding trends and in discovering relationships between attributes in diverse database applications. It sums over the se...
RTDB
2001
14 years 11 months ago
2001
A database system contains base data items which record and model a physical, real world environment. For better decision support, base data items are summarized and correlated to...
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VLDB
2002
ACM
14 years 9 months ago
2002
ACM
We present a method for efficiently performing deletions and updates of records when the records to be deleted or updated are chosen by a range scan on an index. The traditional m...