Search Results
https://dev.mysql.com/doc/internals/en/header-of-scripts.html
For each test or auxiliary script, create a header that contains the following information: Purpose of the test or script Corresponding WL task, if there is any Creator of the test and date of creation Author of last significant change + date of ...
https://dev.mysql.com/doc/internals/en/implementing-rnd-pos-method.html
The [custom-engine.html#custom-engine-api-reference-rnd_pos rnd_pos()] method behaves in a similar fashion to the rnd_next() method but takes an additional parameter: int ha_foo::rnd_pos(byte * buf, byte *pos) The *pos parameter contains ...
https://dev.mysql.com/doc/internals/en/prepared-statements.html
The prepared statement protocol was introduced in MySQL 4.1 and adds a few new commands: COM_STMT_PREPARE COM_STMT_EXECUTE COM_STMT_CLOSE COM_STMT_RESET COM_STMT_SEND_LONG_DATA It also defines a more compact resultset format that is used instead of ...
https://dev.mysql.com/doc/internals/en/selectexplain.html
For an EXPLAIN statement, for every SELECT, mysql_select will be called with option SELECT_DESCRIBE. For every SELECT in a given union, mysql_explain_union will call mysql_explain_select. mysql_select creates a JOIN for select if it does not ...
https://dev.mysql.com/doc/ndbapi/en/ndb-nodejs-api-transaction.html
If it is automatic, (autocommit), every operation is performed as part of a new transaction that is automatically committed. Beginning, committing, and rolling back a transaction begin(); Begin a transaction. This method takes as its sole argument a ...
https://dev.mysql.com/doc/relnotes/connector-odbc/en/news-8-0-16.html
Bugs Fixed Connector/ODBC 8.0 is now built with OpenSSL 1.0.2R. Issues fixed in the new OpenSSL version are described at http://www.openssl.org/news/vulnerabilities.html. (Bug #29538143) An exception was emitted when fetching contents of a ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-metric-innodb-rowactivity-category.html
Lists the InnoDB Row Activity metrics and provides a brief description of each. Table 6.15 InnoDB Row Activity Metrics NameDescriptionRow Queries Inside The number of queries executing inside InnoDB. Row Queries Queue The number of queries in the ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-metric-insertdelayed-activity-category.html
Lists the Insert Delayed Activity metrics and provides a brief description of each. Table 6.19 Insert Delayed Activity Metrics NameDescriptionErrors (Delta) The number of rows written with INSERT DELAYED for which some error occurred (probably ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-performance-page-connections.html
The Connection Statistics page displays the connections and network statistics for the monitored MySQL instance. Table 5.1 Connections Performance Page Regions GraphDescriptionCurrent Connections Graphs the number of current, running and cached ...
https://dev.mysql.com/doc/workbench/en/wb-launching-linux.html
After MySQL Workbench has been installed, it can be launched by selecting Applications, Programming, MySQL Workbench from the main menu. MySQL Workbench can also be launched from the command line on Linux by using the following command: $> ...