What is event class in SQL Server Profiler?

SQL Server Profiler lets you record events as they occur in an instance of the Microsoft SQL Server Database Engine. The recorded events are instances of the event classes in the trace definition.

What are SQL trace events?

SQL Trace uses data columns in the trace output to describe events that are returned when the trace runs. The following table describes the SQL Server Profiler data columns, which are the same data columns as those used by SQL Trace, and indicates the columns that are selected by default.

What is P1 P2 and P3 in V session?

P1—The absolute file number for the data file involved in the wait. P2—The block number within the data file referenced in P1 that is being waited upon. P3—The reason code describing why the wait is occurring. Here’s an Oracle data dictionary query for these values: SQL>

How do I select an event in SQL Profiler?

Events Selection tab To view this window, use SQL Server Profiler to open a trace table. Then on the File menu, click Properties, and then click the Events Selection tab.

How do I run SQL Profiler in SQL Server?

To start SQL Server Profiler from the Windows Start menu Select the Windows Start icon or press the Windows key and start to type “SQL Server Profiler 18”, or a later version as appropriate. When the SQL Server Profiler 18 tile appears, select it.

What is the event in trace file?

In this article The Trace File Close event class indicates that a trace file has been closed during a trace file rollover.

What is SQL Profiler in Oracle?

A SQL profile is a set of auxiliary information specific to a SQL statement. Conceptually, a SQL profile is to a SQL statement what statistics are to a table or index. The database can use the auxiliary information to improve execution plans.

How do I run SQL Profiler in SQL?

What is P1 and P2 Oracle?

P1—The absolute file number for the data file involved in the wait. P2—The block number within the data file referenced in P1 that is being waited upon. P3—The reason code describing why the wait is occurring. Here’s an Oracle data dictionary query for these values: select.

What is top event P1 P2 P3 values?

Top Event P1/P2/P3 Values The Top Event P1/P2/P3 subsection lists the wait event parameter values of the top wait events that accounted for the highest percentages of sampled session activity, ordered by the percentage of total wait time (% Event).