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https://dev.mysql.com/doc/internals/en/optimizer-index-merge-join-type.html
7.2.2.5.1 Overview Index Merge is used when table condition can be converted to form: cond_1 OR cond_2 ... OR cond_N The conditions for conversion are that each cond_i can be used for a range scan, and no pair (cond_i, cond_j) uses the same index.
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-24.html
It causes Connector/J to close the current connection with the error message "IO Read error: read_timeout exceeded". (WL #14453) In the past, for JDBC connections, when the server closed a session because a client was idling beyond the period ...It ... Version 8.0.24 is the latest General Availability release of the 8.0 series of MySQL ...
https://dev.mysql.com/doc/heatwave/en/mys-hwgenai-hw-chat.html
Segments for which the distance from the input query exceeds the specified maximum distance threshold are excluded from content retrieval. history_length: specifies the maximum history length, which is the number of question and answers, to include ... The HEATWAVE_CHAT routine automatically calls the ML_RAG routine which loads an LLM and runs a semantic search on the available vector stores by ...
https://dev.mysql.com/doc/mysql-ai/9.5/en/mys-mysqlai-chat.html
Segments for which the distance from the input query exceeds the specified maximum distance threshold are excluded from content retrieval. history_length: specifies the maximum history length, which is the number of question and answers, to include ... The HEATWAVE_CHAT routine automatically calls the ML_RAG routine which loads an LLM and runs a semantic search on the available vector stores by ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-recovery.html
The current maximum auto-increment counter value is written to the redo log each time the value changes, which makes it crash-safe. To achieve point-in-time recovery after restoring a backup, you can apply changes from the binary log that occurred ...Recovery from Data Corruption or Disk Failure If your database becomes corrupted or disk failure occurs, you must perform the recovery using a ...
https://dev.mysql.com/doc/workbench/en/wb-reverse-engineer-live.html
Figure 9.50 Connect to DBMS Review the displayed information to make sure that the connection did not generate errors, then click Next. Select fewer elements to create the EER diagram." In this case, execute the reverse engineering wizard with this ... To reverse-engineer a live database, click Database and then Reverse Engineer from the ...
https://dev.mysql.com/doc/heatwave/en/mys-hwgenai-ml-rag-table.html
Segments for which the distance from the input query exceeds the specified maximum distance threshold are excluded from content retrieval. It can include the following parameters: retrievaloptions: JSON_OBJECT(retrievaloptkeyvalue[, ... The ...
https://dev.mysql.com/doc/workbench/en/dbdoc-templates-custom.html
The date and time the report was generated is also displayed as a result of the use of the {{GENERATED}} variable. In the simplest case, a template consists of two files: a template file, which has a .tpl extension, and a special file info.xml. A ...
https://dev.mysql.com/doc/internals/en/differences-master-slave.html
Any intermediate state of the slave is identical to some intermediate state of the master. Note: it is not required that each intermediate state of the master is identical to some intermediate state of the slave. We now state the architectural ...
https://dev.mysql.com/doc/internals/en/logging-transactions-rules-for-non-committing-statements.html
CALL statements are unrolled (see ???TODO: add section about unrolling???), so that each statement executed by the stored procedure is logged separately. Let S be a logged statement that does not have an implicit commit, except CREATE TEMPORARY ...