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btree index

Posted on 2014-03-02
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What occassion we use btree index.. in an oracle database..
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Question by:thomasliju
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Steve Wales earned 2000 total points
ID: 39898689
Here is an article on oracle.com describing the two kinds of indexes.

BTree (or Binary Tree) is the default and is likely used most often unless you have an index column with low cardinality of values (where Bitmap is more efficient).

http://www.oracle.com/technetwork/articles/sharma-indexes-093638.html
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by:thomasliju
ID: 39905048
Yes btree index is the default
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