HTN20190109 https://blog.hatena.ne.jp/HTN20190109/ HTN20190109の日記 https://htn20190109.hatenablog.com/ 演習 https://docs.oracle.com/cd/F19136_01/vldbg/types-parallelism.html#GUID-D399FA96-424C-47C9-A3AC-28A12C0B2FD4 パラレル問合せ ヒント句 alter session文 表定義のパラレル度 select * from hr.jobs fetch first 30 rows only;select /*+ parallel(4) */ * from hr.jobs costs fetch first 30 rows only; alter session force parallel query… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhtn20190109.hatenablog.com%2Fentry%2F2024%2F11%2F19%2F204938" title="{パラレル実行}パラレルで実行 - HTN20190109の日記" 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 2024-11-19 20:49:38 rich https://htn20190109.hatenablog.com/entry/2024/11/19/204938 1.0 100%