Holding locks for long periods can reduce the amount of concurrency that a database can support.
支持长期的锁定可以减少数据库支持的并发数量。
2
Most LDAP server schemas support an attribute holding the user's email address.
大多数LDAP服务器模式支持包含用户电子邮件地址的属性。
3
This unification scheme solves the critical problem of how a stateless server can support client transactions without holding any client context and without sacrificing an ACID transaction warranty.