https://blog.han.life/tags/databases/Recent content in Databases on Logan's NestHugoen-auWed, 08 Jun 2016 00:00:00 +0000https://blog.han.life/posts/2016/2016-06-08-mongodb-to-dynamodb/Wed, 08 Jun 2016 00:00:00 +0000https://blog.han.life/posts/2016/2016-06-08-mongodb-to-dynamodb/<p>Attempted to convert rather large mongo dump to dynamo.</p> <p>Seems like AWS data pipeline is most elegant way to do this if one can workaround with dynamo non-standard json format issue.</p>https://blog.han.life/posts/2015/2015-02-05-query-of-the-century/Thu, 05 Feb 2015 00:00:00 +0000https://blog.han.life/posts/2015/2015-02-05-query-of-the-century/<p>My co-worker showed me this today and it&rsquo;s just gorgeous.</p> <p><code>BEGIN; CREATE TABLE xyz_tmp (LIKE xyz INCLUDING ALL); COPY xyz_tmp FROM STDIN; ALTER TABLE xyz RENAME TO xyz_old; ALTER TABLE xyz_tmp RENAME TO xyz; DROP TABLE xyz_old; COMMIT;</code></p>https://blog.han.life/posts/2011/2011-12-28-atlassian-crowd-authentication-directory-address-force-update/Wed, 28 Dec 2011 00:00:00 +0000https://blog.han.life/posts/2011/2011-12-28-atlassian-crowd-authentication-directory-address-force-update/<p>When you migrate atlassian product (confluence, jira etc etc) to somewhere else, your backup file includes fixed crowd address which is not gonna work for some cases.</p> <p>Since Atlassian moved directory configuration from fixed config file to database,<br> you will need to execute following:</p>