Just remembered this one:
If you update a column which has a bitmap
index, then the entire index is locked,
which means the entire table is locked.
And here's a prediction for Urban Legends 2003/4
Always, always, always use bind variables.
Jonathan Lewis
http://www.jlcomp.demon.co.uk
Next Seminar - UK, April 3rd - 5th
http://www.jlcomp.demon.co.uk/seminar.html
Host to The Co-Operative Oracle Users' FAQ
http://www.jlcomp.demon.co.uk/faq/ind_faq.html
Author of:
Practical Oracle 8i: Building Efficient Databases
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