Documentation Home
MySQL 8.0 Reference Manual
Related Documentation Download this Manual
PDF (US Ltr) - 38.5Mb
PDF (A4) - 38.5Mb
PDF (RPM) - 33.3Mb
HTML Download (TGZ) - 8.1Mb
HTML Download (Zip) - 8.2Mb
HTML Download (RPM) - 7.0Mb
Man Pages (TGZ) - 134.2Kb
Man Pages (Zip) - 190.2Kb
Info (Gzip) - 3.4Mb
Info (Zip) - 3.4Mb
Excerpts from this Manual

MySQL 8.0 Reference Manual  /  ...  /  The ps_is_thread_instrumented() Function

26.4.5.13 The ps_is_thread_instrumented() Function

Returns YES or NO to indicate whether Performance Schema instrumentation for a given connection ID is enabled, UNKNOWN if the ID is unknown, or NULL if the ID is NULL.

Parameters
  • in_connection_id BIGINT UNSIGNED: The connection ID. This is a connection ID as given in the PROCESSLIST_ID column of the Performance Schema threads table or the Id column of SHOW PROCESSLIST output.

Return Value

An ENUM('YES','NO','UNKNOWN') value.

Example
mysql> SELECT sys.ps_is_thread_instrumented(43);
+-----------------------------------+
| sys.ps_is_thread_instrumented(43) |
+-----------------------------------+
| UNKNOWN                           |
+-----------------------------------+
mysql> SELECT sys.ps_is_thread_instrumented(CONNECTION_ID());
+------------------------------------------------+
| sys.ps_is_thread_instrumented(CONNECTION_ID()) |
+------------------------------------------------+
| YES                                            |
+------------------------------------------------+

User Comments
User comments in this section are, as the name implies, provided by MySQL users. The MySQL documentation team is not responsible for, nor do they endorse, any of the information provided here.
Sign Up Login You must be logged in to post a comment.