The open source MySQL spin-off has steadily added features all its own. Here are five good reasons to switch to MariaDB.
这不是一条 SQL 就搞定的事情吗? 我曾经负责过的并发量蛮高的商品库存系统,核心扣减逻辑真的就是靠一条 SQL 搞定的。没有引入分布式锁(如 Redis Lock)或者消息队列。 核心思路其实就是数据库层面的乐观锁。利用 MySQL 的行锁特性 + UPDATE 语句的原子性,再配合 Java 中判断影响行数(Affected ...
Importing MySQL databases into FileMaker Pro offers a quick-start to the development of new workgroup solutions.
Forge 2025.3 adds AI Assistant to SQL Complete, supports SSMS 22, Visual Studio 2026, MySQL 9.5, MariaDB 12.2, and ...
The Mint app has shut down as of Jan. 1, 2024. For alternatives, check out CNBC Select's ranking of the best budgeting apps. Since the onset of the coronavirus pandemic, renovations have become a ...
Tricare Select is a fee-for-service insurance plan that lets you see any doctor. If you visit a network doctor, you normally will have to pay only a small copay. This plan is available to active-duty ...
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 ...
Select Medical Holdings (SEM) is back on traders radar after extending its common share repurchase program to 2027 with up to $1 billion in capacity, alongside healthy Q3 2025 revenue growth across ...
初次接触select...into...from和insert into...select语句时,许多人容易混淆。表面上看,两者都是将查询结果插入到表中,但实际机制 ...
It's all too easy to let one missed loan payment or an overdue credit card bill balloon into out-of-control debt. One solution is to use a personal loan through companies like SoFi, LightStream or ...