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https://dev.mysql.com/doc/internals/en/nicely-displaying-trace.html
Looking at a trace in the mysql command-line client can be cumbersome (though the pager less command makes it better). An alternative can be to send the trace to a file: SELECT TRACE INTO DUMPFILE <filename> FROM INFORMATION_SCHEMA.OPTIMIZER_TRACE; ...
https://dev.mysql.com/doc/internals/en/rnd-pos.html
Synopsis virtual int rnd_pos ( buf, pos); byte * buf ; byte * pos ; Description This is the rnd_pos method. This is like rnd_next, but you are given a position to use to determine the row. The position will be of the type that you stored in ref. You ...
https://dev.mysql.com/doc/internals/en/too-greedy-test.html
Let's assume we have to check that every new created table causes a row in information_schema.tables. --replace_column 15 <CREATE_TIME> 16 <UPDATE_TIME> 17 <CHECK_TIME> SELECT * FROM information_schema.tables; The SELECT above makes the test ...
https://dev.mysql.com/doc/internals/en/code-tree-representation.html
Every left branch gets a 0 bit, every right branch gets a 1 bit. The in-memory representation of the trees are two unsigned integers per node. Each describes either a leaf value or an offset (in unsigned integers relative from this node) to another ...
https://dev.mysql.com/doc/internals/en/event-class-archaeological-notes.html
Despite the "V3" in the type code name, START_EVENT_V3 currently is used as the type code not only for v3 start events, but also for v1 start events. The original symbol for type code 1 was START_EVENT in the format now known as v1. Later, when v3 ...
https://dev.mysql.com/doc/relnotes/mysql-monitor/8.0/en/news-8-0-16.html
Functionality Added or Changed Bugs Fixed Functionality Added or Changed The OpenSSL libraries used by MySQL Enterprise Monitor installers have been upgraded to 1.0.2r. The bundled JRE was updated to 1.8.0_212 for both the Agent and Service Manager.
https://dev.mysql.com/doc/workbench/en/wb-catalog-palette.html
The Catalog Tree palette shows all the schemas that are present in the Physical Schemas section of the MySQL Model page. Expand the view of the objects contained in a specific schema by clicking the > button to the left of the schema name. This ...
https://dev.mysql.com/doc/internals/en/transactions-notes-on-ddl-and-normal-transaction.html
DDL statements and operations with nontransactional engines do not "register" in thd->transaction lists, and thus do not modify the transaction state. Besides, each DDL statement in MySQL begins with an implicit normal transaction commit (a call to ...
https://dev.mysql.com/doc/internals/en/windows-native-authentication.html
Authentication::WindowsAuth: Name authentication_windows_client Requires CLIENT_PLUGIN_AUTH The Windows Native Authentication method is more complex than the other methods and extends the auth protocol as it has to send more data forth and back ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-basic-connect.html
This example, which can also be found in storage/ndb/ndbapi-examples/ndbapi_basic/ndbapi_basic_connect.cpp, demonstrates the use of Ndb_cluster_connection to connect to an NDB management server using a given connection string. On success, it ...