What does it mean when I see a value of 1900-01-01 00:00:00.000 in master..sysprocesses' last_batch column?
The last_batch name is misleading. The term batch in SQL Server refers to a batch of SQL statements that's sent to the server and is received by either the SQL listener or the remote procedure call (RPC) listener. The first type has a SQL:BatchCompleted event class in SQL Server Profiler, whereas the second type has a RPC:BatchCompleted event class. However, SQL Server Bo...