When to rebuild the index?

  • From: Chirag DBA <chiragdba@xxxxxxxxx>
  • To: Chirag DBA <chiragdba@xxxxxxxxx>
  • Date: Tue, 6 Sep 2005 12:04:27 -0400

Hi Guys,
 I think that even select statement will make the index split and require 
the rebuilding. Am I true? I think I am.
 And there is a view called index_stats with column height. 
 I have read that when the value of this column is >= 4, u need to rebuild 
the indexes.
But after analyzing the particular schema, I don see any value to get 
populated in this view.
 I can see last analyzed value changed in dba_indexes when I analyze the 
schema with DBMS_STATS. ANALYZE_SCHEMA package.
 Why this is so? 
 Regards - Chirag

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