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https://dev.mysql.com/doc/internals/en/starting-transaction-from-external-lock-method.html
MySQL calls [custom-engine.html#custom-engine-api-reference-external_lock handler::external_lock()] for every table it is going to use at the beginning of every statement. Thus, if a table is touched for the first time, it implicitly starts a ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-dbsystem-create.html
MySQL uses the data storage for all data, logs, and temporary files. The administrator password must be between 8 and 32 characters, and include at least one number, one uppercase letter, one lowercase letter, and one character from ... Creating a ...MySQL HeatWave on AWS grants a specific set of MySQL Server privileges to an ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-transporters.html
Notes For each running data node in the cluster, the transporters table displays a row showing the status of each of that node's connections with all nodes in the cluster, including itself. Rows where the node_id is that of a data node which is not ...This information is shown in the table's status column, which can have any one of the following values: CONNECTING, CONNECTED, DISCONNECTING, or ...
https://dev.mysql.com/doc/refman/8.4/en/myisamchk-repair-options.html
--data-file-length=len, -D len Command-Line Format --data-file-length=len Type Numeric The maximum length of the data file (when re-creating data file when it is “full”). --extend-check, -e Command-Line Format --extend-check Do a repair that ...
https://dev.mysql.com/doc/internals/en/code-tree-representation.html
The representation of the trees in the compressed data file is almost the same. 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 ...
https://dev.mysql.com/doc/internals/en/record-and-blob-length-encoding.html
Since the compressed data file should be usable for read-only purposes by the MySQL database management system, every record starts on a byte boundary. For easier handling by the system, every record begins with a length information for the ...Both ...
https://dev.mysql.com/doc/refman/8.4/en/sha256-pluggable-authentication.html
The database administrator must set these variables at server startup if the key files to use have names that differ from the system variable default values. If the private and public key files are located in the data directory and are named ...RSA ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-faq.html
C.6: Why does the file apache-tomcat/logs/tomcat.log show error messages saying This is very likely to create a memory leak.? Is that anything to be concerned about? This message is sometimes produced by underlying components of the web stack on web ...These warnings do not imply anything is wrong with your installation or any data is missing from the ... Note MySQL Enterprise ...java.lang.RuntimeException: ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-redo-log-reader.html
Like ndb_print_backup_file and ndb_print_schema_file (and unlike most of the NDB utilities that are intended to be run on a management server host or to connect to a management server) ndb_redo_log_reader must be run on a cluster data node, since it ...redo log files are located in the numbered directories under the data node's data directory (DataDir); the path under this directory to the redo log files matches the pattern ...
https://dev.mysql.com/doc/relnotes/heatwave/en/news-8-0-30.html
The routines also report a warning when a model quality issue is detected, enabling users to revisit their data in order to improve model quality. The actual number of tables that can be loaded is dependent on the table's data. (Bug #33951708) The ...Recommendations are based on performance models that use query execution ... Advisor MySQL HeatWave AutoML Functionality Added or Changed Advisor MySQL HeatWave Advisor Auto Encoding, which recommends string column ...