These next key locks are only obtained when the key INSERT finds that a scanner with a Repeatable Read (RR) isolation level has a row lock on the next-higher key in the index.
这些next key锁只有在key INSERT发现带有Repeatable Read (RR)隔离级别的扫描器在索引中的next - higher键上有一个行锁时才能获得。
The application never knows what value is put into the primary key column after running the INSERT statement.
在运行insert语句之后,应用程序将永远都不知道放入了主键列中的是什么值。
Key generator function to construct index key during INSERT and UPDATE operations.
用于在INSERT和UPDATE操作中构造索引键的键生成器函数。
应用推荐