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Rechercher dans le manuel MySQL
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https://dev.mysql.com/sys-ps-is-instrument-default-enabled.html
Returns YES or NO to indicate whether a given Performance Schema instrument is enabled by default. mysql> SELECT sys.ps_is_instrument_default_enabled('memory/innodb/row_log_buf'); ...
https://dev.mysql.com/sys-ps-is-instrument-default-timed.html
Returns YES or NO to indicate whether a given Performance Schema instrument is timed by default. mysql> SELECT sys.ps_is_instrument_default_timed('memory/innodb/row_log_buf'); +-----------------------------------------------------------------+ | ...
https://dev.mysql.com/sys-ps-setup-disable-consumer.html
consumer VARCHAR(128): The value used to match consumer names, which are identified by using %consumer% as an operand for a LIKE pattern match. Disables Performance Schema consumers with names that contain the argument. Disable all statement ...
https://dev.mysql.com/sys-ps-setup-disable-instrument.html
in_pattern VARCHAR(128): The value used to match instrument names, which are identified by using %in_pattern% as an operand for a LIKE pattern match. Disables Performance Schema instruments with names that contain the argument. Disable a specific ...
https://dev.mysql.com/sys-ps-setup-enable-consumer.html
consumer VARCHAR(128): The value used to match consumer names, which are identified by using %consumer% as an operand for a LIKE pattern match. Enables Performance Schema consumers with names that contain the argument. Enable all statement ...
https://dev.mysql.com/sys-ps-setup-enable-instrument.html
in_pattern VARCHAR(128): The value used to match instrument names, which are identified by using %in_pattern% as an operand for a LIKE pattern match. Enables Performance Schema instruments with names that contain the argument. Enable a specific ...
https://dev.mysql.com/sys-ps-trace-statement-digest.html
Traces all Performance Schema instrumentation for a specific statement digest. If you find a statement of interest within the Performance Schema events_statements_summary_by_digest table, specify its DIGEST column MD5 value to this procedure and ...
https://dev.mysql.com/sys-ps-trace-thread.html
in_outfile VARCHAR(255): The name to use for the .dot output file. Dumps all Performance Schema data for an instrumented thread to a .dot formatted graph file (for the DOT graph description language). Each result set returned from the procedure ...
https://dev.mysql.com/sys-statement-performance-analyzer.html
in_table VARCHAR(129): The table parameter used for some of the actions specified by the in_action parameter. Creates a report of the statements running on the server. The views are calculated based on the overall and/or delta activity. This ...
https://dev.mysql.com/type-conversion.html
For information about connection character sets, see Section 10.4, “Connection Character Sets and Collations”.) This means that such a conversion results in a character (nonbinary) string (a CHAR, VARCHAR, or LONGTEXT value), except in the case ... When an operator is used with operands of different types, type conversion occurs to make the operands ...
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Document created the 26/06/2006, last modified the 26/10/2018
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