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Merge gleb.loc:/home/uchum/work/bk/5.0-opt

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into  gleb.loc:/home/uchum/work/bk/5.1-opt


sql/opt_range.cc:
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unknown 2007-09-13 15:05:54 +05:00
commit 35ed02ba9a
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sql/opt_range.cc
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@ -1756,10 +1756,10 @@ SEL_ARG *SEL_ARG::clone_tree(RANGE_OPT_PARAM *param)
the UPDATE/DELETE code will work:
* index can only be scanned in forward direction
* HA_EXTRA_KEYREAD will not be used
Perhaps these assumptions could be relaxed
Perhaps these assumptions could be relaxed.
RETURN
index number
Number of the index that produces the required ordering in the cheapest way
MAX_KEY if no such index was found.
*/