The Ultimate Guide to High Availability with MariaDB

ps_is_instrument_default_enabled

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Syntax

sys.ps_is_instrument_default_enabled(instrument)

Description

ps_is_instrument_default_enabled is a stored function available with the Sys Schema.

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

Examples

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

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

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

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

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