ps_is_instrument_default_timed

This function checks if a specific Performance Schema instrument is timed by default, returning YES or NO based on the server's default configuration.

Sys Schema is available from MariaDB 10.6.

Syntax

sys.ps_is_instrument_default_timed(instrument)

Description

ps_is_instrument_default_timed is a stored function available with the Sys Schema.

It returns YES if the given Performance Schema instrument is timed by default, and NO if it is not, does not exist, or is a NULL value.

Examples

SELECT sys.ps_is_instrument_default_timed('statement/sql/select');
+------------------------------------------------------------+
| sys.ps_is_instrument_default_timed('statement/sql/select') |
+------------------------------------------------------------+
| YES                                                        |
+------------------------------------------------------------+

SELECT sys.ps_is_instrument_default_timed('memory/sql/udf_mem');
+----------------------------------------------------------+
| sys.ps_is_instrument_default_timed('memory/sql/udf_mem') |
+----------------------------------------------------------+
| NO                                                       |
+----------------------------------------------------------+

SELECT sys.ps_is_instrument_default_timed('memory/sql/nonexistent');
+-------------------------------------------------------------+
| sys.ps_is_instrument_default_timed('memory/sql/udf_memsds') |
+-------------------------------------------------------------+
| NO                                                          |
+-------------------------------------------------------------+

SELECT sys.ps_is_instrument_default_timed(NULL);
+------------------------------------------+
| sys.ps_is_instrument_default_timed(NULL) |
+------------------------------------------+
| NO                                       |
+------------------------------------------+

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