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https://dev.mysql.com/doc/refman/8.4/en/thread-commands.html
Fetch The thread is fetching the results from executing a prepared statement. Long Data The thread is retrieving long data in the result of executing a prepared statement. Query Employed for user clients while executing queries by single-threaded ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-configurator-cli.html
The error log contains a record of mysqld startup and shutdown times. MySQL Configurator supports GUI (default) and CLI (by passing in --console) modes using the mysql_configurator.exe executable. Executing MySQL Configurator requires a Windows ...
https://dev.mysql.com/doc/ndbapi/en/mccj-clusterj-columnmetadata.html
Table 4.21 javaType() Parameter Description return the java type of the column 4.3.1.11.6 maximumLength() public abstract int maximumLength(); Return the maximum number of bytes that can be stored in the column after translating the characters using ...Table 4.17 charsetName() Parameter Description return the charset name 4.3.1.11.2 columnType() public abstract ColumnType columnType(); Return the type of the ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-introduction-installation-types.html
These parameters are set in the following configuration files: setenv.sh/ setenv.bat: Tomcat Heap Size (-Xms and -Xmx): defines the minimum (-Xms) and maximum (-Xmx) amount of RAM available to Tomcat's JVM. Tomcat MaxPermSize: defines the maximum ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-export-query-results-json-json.html
The option to export query results as an ND-JSON file is available as of MySQL 9.3.1. This topic shows the different ways to export query results as an ND-JSON file. INTO OUTFILE WITH PARAMETERS 'file_URI_JSON "file": begin-array ("uri": ...
https://dev.mysql.com/doc/refman/8.4/en/charset-unicode-utf8mb4.html
utf8mb4 contrasts with the utf8mb3 character set, which supports only BMP characters and uses a maximum of three bytes per character: For a BMP character, utf8mb4 and utf8mb3 have identical storage characteristics: same code values, same encoding, ... The utf8mb4 character set has these characteristics: Supports BMP and supplementary ...
https://dev.mysql.com/doc/refman/8.4/en/create-server.html
server_name has a maximum length of 64 characters (names longer than 64 characters are silently truncated), and is case-insensitive. Character literals are UTF-8, support a maximum length of 64 characters and default to a blank (empty) string.
https://dev.mysql.com/doc/refman/8.4/en/enterprise-encryption-installation.html
Also, if you want to change the maximum length allowed for the RSA keys generated by the component functions, use the enterprise_encryption.maximum_rsa_key_size system variable to set an appropriate maximum. The functions are provided by a MySQL ...
https://dev.mysql.com/doc/refman/8.4/en/information-schema-innodb-tables-table.html
This maximum value changes from 64 to 255 as of MySQL 9.1.0. For related usage information and examples, see Section 17.15.3, “InnoDB INFORMATION_SCHEMA Schema Object Tables”. The INNODB_TABLES table has these columns: TABLE_ID An identifier for ...
https://dev.mysql.com/doc/refman/8.4/en/integer-types.html
MySQL supports the SQL standard integer types INTEGER (or INT) and SMALLINT. As an extension to the standard, MySQL also supports the integer types TINYINT, MEDIUMINT, and BIGINT. The following table shows the required storage and range for each ...