菅原です。

Toshio HIGUCHI <higuchi_toshio@xxxxxxxxxx>さん：
> MySQL 5.0.4 以降への切り替えを検討したいと思います。
> 本当にありがとうございました。

　念のためにフォローしておくと、4.1でも使えます。

http://dev.mysql.com/doc/refman/4.1/en/configure-options.html
> It is possible to build MySQL with big table support using the --with-
> big-tables option, beginning with the following MySQL versions: 
> 
> 4.0 series: 4.0.25 
> 
> 4.1 series: 4.1.11 
> 
> This option causes the variables that store table row counts to be 
> declared as unsigned long long rather than unsigned long. This enables 
> tables to hold up to approximately 1.844E+19 ((232)2) rows rather than 
> 232 (~4.295E+09) rows. Previously it was necessary to pass -DBIG_
> TABLES to the compiler manually in order to enable this feature.

-- 
菅原はじめ＠うぃーくぽいんと
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