Should I delete my column Histograms to improve plan stability?

http://carlos-sierra.net/2012/08/13/should-i-delete-my-column-histograms-to-improve-plan-stability/
http://oradbastuff.blogspot.in/2012/01/how-to-delete-histograms-for-column.html
https://blogs.oracle.com/optimizer/entry/how_do_i_drop_an_existing_histogram_on_a_column_and_stop_the_auto_stats_gathering_job_from_creating

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