Other applications that want to access data in the same table concurrently do not need to disconnect from the database, and are free to pursue read or write operations in that table.
其他想要并发访问相同表中的数据的应用程序不需要与数据库断开连接，并且可以继续进行该表中的读或写操作。
The application needed the ability to read and write data from a back-end database.
应用程序需要能够从后端数据库读写数据。
This allows it to verify that the information in this specific table and column may be tainted, but not reduce the trust level for other data read from this database. Similar logic can be applied to.
这样允许它检验特定表格和专栏中的信息是否被污染，但是不能降低这个数据库中其它数据只读形式的信任度。
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