read lock 读锁定 ; [计] 读锁 ; 读取锁
READ LOCK TIME 读取门锁时间
flush tables with read lock 数据库只读锁定命令 ; 防止导出数据库的时候有数据写入
Read Lock bits time 读锁定位时间
Table Read Lock 表同享读锁
global read lock 全局读锁
shared-for-read lock state 共读锁定状态
Lock tables before read 读表之前锁定
Lock Read 锁定读
With this type of lock, concurrent applications can read from or write to the locked table.
有了这一类型的锁，并发应用程序就可以读或写已锁定的表。
The normal behaviour of a database access is to get a read lock on the queried data, which gets transformed into an update lock if data is updated.
数据库访问通常会对被查询的数据进行读锁定，在数据更新后会变成更新锁定。
The reason this technique is called the "cheap read-write lock" is that you are using different synchronization mechanisms for reads and writes.
之所以将这种技术称之为 “开销较低的读-写锁” 是因为您使用了不同的同步机制进行读写操作。
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