t: 临时。会话状态数据存储在“tempdb”数据库中。用于管理会话的存储过程安装在“ASPState”数据库中。如果重新启动 SQL，则不保持数据。(默认)

t: temporary. Session state data is stored in the "tempdb" database. Stored procedures for managing session are installed in the "ASPState" database. Data is not persisted if you restart SQL. (Default)