Ubuntu

JavaScript Timestamp Bugs: How UTC Mistakes Break Web Apps

A cron job that worked perfectly for six months suddenly runs two hours early. A payment dashboard shows yesterday's revenue in today's column. Session tokens expire at unpredictable times. These bugs ...
GitHub

get-latest-restore-timestamp.md

title Get the Latest Restorable Timestamp for Accounts With Continuous Backup Mode description Learn how to get the latest restorable timestamp for accounts enabled with continuous backup mode. It ...
GitHub

techouse/sqlite3-to-mysql

A Python CLI for transferring SQLite 3 schema and data to MySQL or MariaDB. sqlite3mysql reads the source schema from SQLite, creates equivalent MySQL/MariaDB tables, indexes, foreign keys, and views ...
crossjoin.co.uk

How To Get The Details Of Power BI Operations Seen In The Capacity Metrics App

It’s the week of Fabcon Europe and you’re about to be overwhelmed with new Fabric feature announcements. However there is a new blink-and-you’ll-miss-it feature that appeared in the latest version of ...
51CTO

MySQL 保存日期，用哪种数据类型合适？datetime？timestamp？还是 int？

在这些类型中，首先应该排除掉的就是字符串了，很多新手小伙伴爱用字符串存储日期，但实际上这并不是一个很好的方案。 日期算是我们在日常开发中经常用到的数据类型，一般来说一张表都有 createTime 和 updateTime 字段，MySQL 中针对日期也提供了很多种不同的 ...
itpub.net

本帖最后由 hxsmomo 于 2017-7-13 23:31 编辑

1.ora_rowscn和timestamp_to_scn得到的scn为什么不同？----已解决：是由于scn_to_timestamp得到的和ora_rowscn的时间戳只是一个估计值，从而导致timestamp_to_scn得到的SCN和直接由ora_rowscn得到的SCN不同。 170713 2.scn_to_timestamp得到的时间格式好奇怪哦。我想知道这里的时间11.15.09 ...
itpub.net

在DB2里面两个TIMESTAMP相减如何得到相差的秒？

如题，两个TIMESTAMP类型的值相减如何得到秒？ 例如"2008-05-22-23.25.00.000000"-"2008-05-21-23.25.00.000000",如果直接相减得出结果是1000000.000000 我想要结果是86400.000000（24×3600秒） 而且跨年、跨月要把闰年、大小月也考虑进去，请问各位高手SQL可以如何实现？