{"description":"MySQL (5.6)\u8abf\u3079\u305f\u9650\u308a\u306a\u3044\u6a21\u69d8 Oracle (12cR1) https://www.drk7.jp/MT/archives/001578.html -- 1.\u6e96\u5099 drop table tab1 purge;create table tab1(col1 int,col2 varchar2(10)); create index ind1 on tab1(col1,col2); declarebegin for i in 1..100 loop for k in 1..100 loop insert into tab1 values(i,'DATA'||to_char(k) ); en\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2020%2F05%2F23%2F090009\" title=\"\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30d6\u30ed\u30c3\u30af\u78ba\u8a8d - HTN20190109\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","author_url":"https://blog.hatena.ne.jp/HTN20190109/","title":"\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30d6\u30ed\u30c3\u30af\u78ba\u8a8d","type":"rich","height":"190","categories":["DB"],"published":"2020-05-23 09:00:09","version":"1.0","provider_name":"Hatena Blog","image_url":null,"provider_url":"https://hatena.blog","url":"https://htn20190109.hatenablog.com/entry/2020/05/23/090009","author_name":"HTN20190109","blog_title":"HTN20190109\u306e\u65e5\u8a18","blog_url":"https://htn20190109.hatenablog.com/"}