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https://dev.mysql.com/doc/ndbapi/en/ndb-nodejs-api-tablemapping.html
A TableMapping describes the mapping of a domain object in the application to a table stored in the database. A default table mapping is one which maps each column in a table to a field of the same name. TableMapping = { String table : "" , String ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-performance-page-per-user-stats.html
File IO Latency The total wait time of timed file I/O events for the user. Statement Avg Latency The average wait time per timed statement for the user. Statement Latency The total wait time of timed statements for the user. Table 5.11 Per User ...
https://dev.mysql.com/doc/refman/8.4/en/performance-schema-statement-summary-tables.html
The QUERY_SAMPLE_TEXT, QUERY_SAMPLE_SEEN, and QUERY_SAMPLE_TIMER_WAIT columns also are neither grouping nor summary columns; they support statement sampling.) The maximum number of rows in the table is autosized at server startup. For example, the ...To set this maximum explicitly, set the performance_schema_digests_size system variable at server ... The Performance Schema maintains tables ...
https://dev.mysql.com/doc/connectors/en/connector-net-programming-prepared.html
Prepared statements can provide significant performance improvements on queries that are executed more than one time. Prepared execution is faster than direct execution for statements executed more than once, primarily because the query is parsed ...In addition, prepared execution can provide a reduction of network traffic because for each execution of the prepared statement, it is necessary only to send the data for the ...Another ...
https://dev.mysql.com/doc/connector-net/en/connector-net-programming-prepared.html
Prepared statements can provide significant performance improvements on queries that are executed more than one time. Prepared execution is faster than direct execution for statements executed more than once, primarily because the query is parsed ...In addition, prepared execution can provide a reduction of network traffic because for each execution of the prepared statement, it is necessary only to send the data for the ...Another ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-dbsystem-create.html
The maintenance window is a two-hour period specified in Coordinated Universal Time, UTC. The time required to apply patches and updates may extend beyond the maintenance window and require a DB System restart. An automatic backup will start during ... Creating a DB System 3.3 Creating a DB System Check that the correct AWS region is shown at the top of the MySQL HeatWave ...
https://dev.mysql.com/doc/workbench/en/wb-preferences-general-editors.html
This section describes the preference options that apply to general-purpose editors (see the figure that follows). Figure 3.5 Preferences: General Editors SQL Parsing in Code Editors SQL properties that can be set include the SQL_MODE, ...
https://dev.mysql.com/doc/refman/8.4/en/events-metadata.html
The session time zone that is current when a CREATE EVENT or ALTER EVENT statement executes is used to interpret times specified in the event definition. This becomes the event time zone (ETZ); that is, the time zone that is used for event ...Event ... To obtain metadata about events: Query the EVENTS table of the INFORMATION_SCHEMA ...
https://dev.mysql.com/doc/refman/8.4/en/load-data.html
Unless REPLACE is also specified, LOCAL has the same effect as the IGNORE modifier on the interpretation of input file contents and error handling; see Duplicate-Key and Error Handling, and Column Value Assignment. For example, if mysqld was started ...The file can be read from the server host or the client host, depending on whether the LOCAL modifier is ...
https://dev.mysql.com/doc/internals/en/binlog-formats.html
If it is inherently impossible for the user to determine that the statement will be correctly logged, an error shall be issued and the statement shall not execute. If a statement cannot be correctly logged, then an error shall be generated and the ...If the server cannot determine that a statement is correctly logged, a warning or error shall be issued: If it is possible that the user (through application-specific logic) knows that the statement is correctly logged, then a warning shall be ...