unyaunya7 https://blog.hatena.ne.jp/unyaunya7/ 色々メモにっき https://unyaunya7.hatenadiary.org/ Perlモジュール：DB関係 MySQL 接続 use DBI; $db = DBI -> connect('DBI:mysql:server_name','user_name','passwd') || die "$!"; eval{ $sth = $db -> prepare(命令文); $sth -> execute; $sth -> finish; $db -> disconnect; }; if($@){ $db -> rollback; $db -> disconnect; } 取り出したとき # select * from table where id = 1 # という命令のとき（重複を省きたいときはselect di… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Funyaunya7.hatenadiary.org%2Fentry%2F20071103%2F1194249192" title="DBI - 色々メモにっき" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2007-11-03 16:53:12 rich https://unyaunya7.hatenadiary.org/entry/20071103/1194249192 1.0 100%