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https://dev.mysql.com/doc/internals/en/connection-phase-packets.html
Since 3.21.0 the Protocol::HandshakeV10 is sent, while it was still supporting Protocol::HandshakeV9 with a compile time option. Example On MySQL 5.5.8 with CLIENT_PROTOCOL_41 CLIENT_PLUGIN_AUTH, CLIENT_SECURE_CONNECTION, and CLIENT_CONNECT_WITH_DB ... Protocol::Handshake Initial Handshake Packet When the client connects to the server the server sends a handshake packet to the ...
https://dev.mysql.com/doc/internals/en/debug-configurations.html
If Visual Studio or Xcode generators are used (you invoked cmake with -G "Visual Studio ..." or -G Xcode), switching to release or debug configuration is done within the IDE, or at the build time using command line switches. For example: devenv ...
https://dev.mysql.com/doc/internals/en/innodb-mutex-rwlock-implementation.html
In MySQL and InnoDB, multiple threads of execution access shared data structures. Each operation to acquire or release a lock can be done in fewer CPU instructions, wasting less time when threads contend for access to shared data structures. When ...InnoDB synchronizes these accesses with its own implementation of mutexes and read/write ...
https://dev.mysql.com/doc/internals/en/plugins.html
Beginning with MySQL 5.1, the server supports a plugin architecture for loading plugins. For example, several storage engines have been converted to plugins, and they can be selected or disabled at configuration time. The support for building ...
https://dev.mysql.com/doc/internals/en/store-lock.html
If the argument of store_lock is TL_IGNORE, it means that MySQL requests the handler to store the same lock level as the last time. Before adding the lock into the table lock handler mysqld calls store lock with the requested locks. Store lock can ...Synopsis virtual THR_LOCK_DATA ** store_lock ( thd, to, lock_type); THD * thd ; THR_LOCK_DATA ** to ; enum thr_lock_type lock_type ; Description This is the store_lock ...
https://dev.mysql.com/doc/mysqld-version-reference/en/keywords.html
For more information on reserved words and their impact on your queries, see Keywords and Reserved Words, in the MySQL Manual. The following table shows all keywords and reserved words available in MySQL Server. Whether the item is available in the ... This section contains information on the keywords and reserved words within the server when creating and submitting queries to the ...
https://dev.mysql.com/doc/ndbapi/en/ndb-error-codes-unknown-result-error.html
NDB error code 4008 MySQL error DMEC Error message Receive from NDB failed NDB error code 4009 MySQL error HA_ERR_NO_CONNECTION Error message Cluster Failure NDB error code 4012 MySQL error DMEC Error message Request ndbd time-out, maybe due to high ... The following list enumerates all NDB errors of type UR (Unknown result ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-timestamp2.html
The file timestamp2.cpp reproduced in this section provides an example of working in NDB API applications with the “new” MySQL temporal data types supporting fractional seconds. For more information working with MySQL temporal and other data ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-qanal-using-feeding.html
The MySQL Query Analyzer retrieves data from the Performance Schema. The Performance Schema supplies the statistical information about the queries, execution times, result counts and other data to display and analyze on the Query Analyzer page.
https://dev.mysql.com/doc/heatwave/en/mys-hw-autopilot-index-advisor-report-table.html
When Autopilot Indexing runs, it sends detailed output to the autopilot_index_advisor_report table in the sys schema. The autopilot_index_advisor_report table is a temporary table that contains data from the last execution of Autopilot Indexing.