今天介绍InnoDB七种锁的第一种：自增锁(Auto-inc Locks)。 (1)事务A先执行insert，会得到一条(4, xxx)的记录，由于是自增列，故不用显示指定id为4，InnoDB会自动增长，注意此时事务并未提交； (2)事务B后执行insert，假设不会被阻塞，那会得到一条(5, ooo)的记录； 画外音 ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

MANCHESTER, NH - [November 13, 2026] -, Nov. 13, 2025 (GLOBE NEWSWIRE) -- Auto Care Plus Tire & Service, a trusted name in full-service automotive repair across New England, has officially unveiled ...

AirTags don't have a built-in GPS and require nearby Apple devices in order to be tracked, so you cannot refresh the location manually. When set up properly, your AirTag's location will refresh ...

Alfa Romeo has refreshed the brand’s compact SUV this year, tweaking styling, adding a new trim, and updating the interior. On the outside, there is a new front fascia that retains the brand’s ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Google recently refreshed the Android Auto interface using Material You to match colors with your phone’s wallpaper. As part of the changes, the music player interface now uses wallpaper colors ...

Data wonks, rejoice! Pivot tables now automatically refresh themselves in a new beta version of Microsoft Excel. You might expect that pivot tables—which can be used to summarize rows and columns of ...

Microsoft has introduced PivotTable Auto Refresh, a long-awaited feature for Excel users. By automatically updating PivotTables whenever new data is added to the source, this update helps to simplify ...