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https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-auto-parallel-load-overview.html
Lakehouse Auto Parallel Load, which extends the Auto Parallel Load feature of MySQL HeatWave, facilitates the process of loading data from Object Storage into MySQL HeatWave by automating many of the steps involved, including: Excluding schemas, ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-table-syntax-sql.html
As of MySQL 9.4.0, you can set external table options using SQL syntax. The following options apply to CREATE TABLE and ALTER TABLE statements. For ALTER TABLE statements, ADD COLUMN is not supported for external tables. This topic contains the ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-rpd-tables-table.html
The rpd_tables table provides the system change number (SCN) and load pool type for tables loaded in MySQL HeatWave. The rpd_tables table has these columns: ID A unique identifier for the table. The SCN is an internal number that represents a point ...
https://dev.mysql.com/doc/connector-j/en/connector-j-reference-type-conversions.html
MySQL Connector/J is flexible in the way it handles conversions between MySQL data types and Java data types. In general, any MySQL data type can be converted to a java.lang.String, and any numeric type can be converted to any of the Java numeric ...
https://dev.mysql.com/doc/refman/8.4/en/data-type-defaults.html
Data type specifications can have explicit or implicit default values. A DEFAULT value clause in a data type specification explicitly indicates a default value for a column. Examples: CREATE TABLE t1 ( i INT DEFAULT -1, c VARCHAR(10) DEFAULT '', ...
https://dev.mysql.com/doc/refman/8.4/en/date-and-time-types.html
The date and time data types for representing temporal values are DATE, TIME, DATETIME, TIMESTAMP, and YEAR. Each temporal type has a range of valid values, as well as a “zero” value that may be used when you specify an invalid value that MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/fractional-seconds.html
MySQL has fractional seconds support for TIME, DATETIME, and TIMESTAMP values, with up to microseconds (6 digits) precision: To define a column that includes a fractional seconds part, use the syntax type_name(fsp), where type_name is TIME, ...
https://dev.mysql.com/doc/refman/8.4/en/information-schema-tables-table.html
The information_schema_stats_expiry system variable defines the period of time before cached table statistics expire. If there are no cached statistics or statistics have expired, statistics are retrieved from storage engines when querying table ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-what-is-new.html
What is New in NDB Cluster 8.4 Changes in NDB 8.x Innovation Releases The following sections describe changes in the implementation of MySQL NDB Cluster in NDB Cluster 8.0 through 8.0.44, as compared to earlier release series. NDB Cluster 8.4 is ...
https://dev.mysql.com/doc/refman/8.4/en/mysqld-safe.html
mysqld_safe is the recommended way to start a mysqld server on Unix. mysqld_safe adds some safety features such as restarting the server when an error occurs and logging runtime information to an error log. A description of error logging is given ...