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https://dev.mysql.com/doc/refman/8.4/en/expressions.html
For the - operator, INTERVAL expr unit is permitted only on the right side, because it makes no sense to subtract a date or datetime value from an interval. This section lists the grammar rules that expressions must follow in MySQL and provides ...
https://dev.mysql.com/doc/refman/8.4/en/timestamp-lookups.html
Temporal values are stored in TIMESTAMP columns as UTC values, and values inserted into and retrieved from TIMESTAMP columns are converted between the session time zone and UTC. If the session time zone is UTC, there is effectively no time zone ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/mysql-connections-in-javascript-and-python.html
You can continue to use this connection in the MySQL Shell mode where it was originally created, and you can make it into the session global object again at any time using shell.setSession(). You can use functions available in JavaScript and Python ...These modules must be imported before use, which is done automatically when MySQL Shell is used in interactive ...
https://dev.mysql.com/doc/refman/8.4/en/performance-schema-event-tables.html
For wait, stage, statement, and transaction events, the Performance Schema can monitor and store current events. For each event type, the Performance Schema uses three tables for storing current and historical events. Typical autosized values are ...In addition, when events end, the Performance Schema can store them in history ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/innodb-clusterset-cluster-repair.html
You can use the runningTransactionsTimeout option to specify a timeout between 0 and 3600 seconds for transactions that are running when you use the function, which also stops new incoming transactions. There is no default setting for the timeout, ...Unless otherwise stated, use Cluster and ClusterSet objects that you fetched with an InnoDB Cluster administrator account or server configuration account, so that the default user account stored in the ClusterSet object has the correct ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-creating-lakehouse-data-mapping.html
Time format: See String and Numeric Literals in Date and Time Context. Note: To map and load data into Lakehouse, the Amazon S3 bucket in which the data is located and the DB System must be in the same region. Click the Data Management tab, and then ... Creating Lakehouse Mapping 9.2 Creating Lakehouse Mapping For MySQL HeatWave Lakehouse to process data in Amazon S3, it needs to first map the data in files on S3 to a MySQL HeatWave Lakehouse ...
https://dev.mysql.com/doc/refman/8.4/en/type-conversion.html
If one of the arguments is a TIMESTAMP or DATETIME column and the other argument is a constant, the constant is converted to a timestamp before the comparison is performed. To compare the operands as DATETIME values, use CAST() to explicitly convert ...To be safe, always use complete datetime, date, or time strings when doing ... When an operator is used with ...mysql> SELECT 1+'1'; -> 2 mysql> SELECT ...
https://dev.mysql.com/doc/connectors/en/connector-j-config-failover.html
Sometimes, the driver might eventually fall back to the original host automatically before the client application continues to run, in which case the host switch is transparent and the client application will not even notice it. Configuring ...The ...A failover happens when connection-related errors occur for an underlying, active ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-blobs-basic.html
It demonstrates how to perform insert, read, and update operations, using both inline value buffers as well as read and write methods. Shows insert, read, and update, using both inline value buffer and read/write methods. 'Why, we passed it ten\n" ...And the Queen seemed to guess her thoughts, for\n" "she cried, 'Faster! Don't try to talk!'\n" "\n" " Not that Alice had any idea of doing ...
https://dev.mysql.com/doc/relnotes/connector-cpp/en/news-8-0-16.html
Otherwise, the shared MySQL client library is loaded and mapped at runtime. (Only the parts needed for Connector/C++ are included, to reduce compilation time.) (WL #12889) Prepared Statement Notes For X DevAPI and X DevAPI for C, performance for ...