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 ...

Bacteria insert proteins into their outer membrane using a highly conserved apparatus known as the β-barrel assembly machinery (BAM). A large group of bacteria with particularly complex outer-membrane ...

Want to fit an image in a Table cell in Word? Follow the steps below to insert images into a table in Microsoft Word: Now insert pictures into each table cell. You will notice that the pictures are ...

Imagine this: you’re in the middle of a critical project, flipping through pages of hastily scribbled notes or scrolling endlessly through a digital mess, trying to find that one important detail.

Database administrator with 14+ years of hands-on experience in database management and database design.

Website owners have to opt out of Google’s ‘Page Annotation’ feature that was recently added to its iOS app. Website owners have to opt out of Google’s ‘Page Annotation’ feature that was recently ...

Alex Merced is the co-author of O'Reilly's "Apache Iceberg: The Definitive Guide" and a developer advocate for Dremio ...

Config files for my GitHub profile. Contribute to mherve-os/oracle-sql-tests development by creating an account on GitHub.

The structured query language is a powerful tool for connecting to many database systems that store data in tables organized into rows and columns. It's often used on the backend of business websites ...