With Oracle 9i, the Cost-Based Optimizer (CBO) is equipped with many useful features, one of them is "Index skip scan". In previous releases a composite index could only be used if the first column, the leading edge, of the index was referenced in the WHERE clause of a statement. In Oracle 9i this restriction is [...]
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Instead of joining the race to collect the newest and hottest content, Warner Bros . is taking a different approach in its attempt to get a ...
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