Fixed a couple of portability problems with include files.
Fixed bug in range calculation that could return empty set when searching on multiple key with only one entry (very rare).
Most things ported to FSU Pthreads, which should allow MySQL to run on SCO. See 項188.8.131.52. 「SCO の注意事項」.
This is a translation of the MySQL Reference Manual that can be found at dev.mysql.com. The original Reference Manual is in English, and this translation is not necessarily as up to date as the English version.