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https://dev.mysql.com/doc/internals/en/files-in-innodb-sources.html
And that primary key should be the shortest of the candidate keys, since InnoDB will use it as a pointer if there are secondary indexes. At some point you'll ask what are all those bits that surround the data in the rows on a page, and this is where ... The InnoDB source files are the best place to look for information about internals of the file structure that MySQLers can optionally use for transaction ...
https://dev.mysql.com/doc/internals/en/innodb-page-header.html
The PAGE_FREE pointer in the page header points to the first record in the list. The "next" pointer in the record header (specifically, in the record's Extra Bytes) points to the next record in the list. PAGE_HEAP_TOP and PAGE_FREE and ...
https://dev.mysql.com/doc/internals/en/prepared-stored-procedure-execution.html
During execution of a stored procedure, THD::stmt_arena points to the permanent query arena of the stored procedure. More generally, THD::stmt_arena is always set and always points to the permanent arena of a statement. If the statement is a ...
https://dev.mysql.com/doc/internals/en/syntax-debug-sync-values.html
The string to "assign" to the DEBUG_SYNC variable can contain: {RESET | <sync point name> TEST | <sync point name> CLEAR | <sync point name> {{SIGNAL <signal name> | WAIT_FOR <signal name> [TIMEOUT <seconds>] [NO_CLEAR_EVENT]} [EXECUTE <count>] &| ...This means that one of the sections separated by '&|' must be present or both of ...
https://dev.mysql.com/doc/mysql-em-plugin/en/myoem-performance-pages.html
Each point on the line represents the data collected according to the defined Collection Schedule. If the Collection Schedule is defined as 5 minutes, each point on the graph is separated by 5 minutes. To see data on each individual collection ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-query-analyzer-queries.html
Each point on the chart represents a specific example statement execution time. Selecting one of the points loads the data for that point in the Example details frames: Figure 32.5 Example Statement and Details Figure 32.6 Example EXPLAIN . Click ...
https://dev.mysql.com/doc/heatwave/en/heatwave-errors.html
If there are precision issues, consider casting to a double or float type, or using a generic floating-point data type for the key. Error number: 1069; Symbol: HW_ER_UNSUPPORTED_OPERATION_OVER_DERIVED_TABLE Message: Trying to construct a column from ... The following list contains all current MySQL HeatWave errors in numerical ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-genai-rag.html
It allows you to create tables which point to external data sources and provides rapid and lakehouse as the primary", "distance": 0.0863, "document_name": ... The ML_RAG routine runs retrieval-augmented generation which aims to generate more ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-ml-train.html
The following parameters are supported: n_neighbors: Sets the desired k value that checks the k closest neighbors for each unclassified point. min_labels: Sets the minimum number of labeled data points required to train the supervised component. If ... Run the ML_TRAIN routine on a training dataset to produce a trained machine learning ...
https://dev.mysql.com/doc/heatwave/en/mys-hwaml-training-an-anomaly-detection-model.html
The following parameters are supported: n_neighbors: Sets the desired k value that checks the k closest neighbors for each unclassified point. min_labels: Sets the minimum number of labeled data points required to train the supervised component. If ... After preparing the data for an anomaly detection model, you can train the ...