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https://dev.mysql.com/doc/refman/8.0/en/innodb-compression-internals.html
It is important to minimize the number of times B-tree nodes are split, as well as to minimize the need to uncompress and recompress their content. Updates and inserts of small records may be written to this modification log without requiring the ...
https://dev.mysql.com/doc/refman/8.0/en/storage-requirements.html
InnoDB Table Storage Requirements NDB Table Storage Requirements Numeric Type Storage Requirements Date and Time Type Storage Requirements String Type Storage Requirements Spatial Type Storage Requirements JSON Storage Requirements The storage ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-config.html
--connect-retries Command-Line Format --connect-retries=# Type Integer Default Value 12 Minimum Value 0 Maximum Value 12 Number of times to retry connection before giving up. However, this behavior is not guaranteed and is subject to change at any ... This tool extracts current configuration information for data nodes, SQL nodes, and API nodes from one of a number of sources: an NDB Cluster management node, or its config.ini or my.cnf ...
https://dev.mysql.com/doc/refman/8.0/en/x-plugin-connection-compression.html
The benefits of compression therefore occur primarily when there is low network bandwidth, network transfer time dominates the cost of compression and decompression operations, and result sets are large. As the compression level for an algorithm ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-row-format.html
As more rows fit into a single disk page, queries and index lookups can work faster, less cache memory is required in the buffer pool, and less I/O is required to write out updated values. The row format of a table determines how its rows are ...
https://dev.mysql.com/doc/refman/8.0/en/linux-installation-rpm.html
The default password policy implemented by validate_password requires that passwords contain at least one uppercase letter, one lowercase letter, one digit, and one special character, and that the total password length is at least 8 characters. Be ... The recommended way to install MySQL on RPM-based Linux distributions is by using the RPM packages provided by ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-commands.html
Have a tee file enabled and pager set to less, and you are able to browse the results using the less program and still have everything appended into a file the same time. There is also a set of commands that mysql itself interprets. For a list of ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-frequently-asked-questions.html
From MySQL 8.0, two settings are available to increase the chances of a member remaining in or rejoining a group: group_replication_member_expel_timeout increases the time between the creation of a suspicion (which happens after an initial 5-second ...This limit has been identified from testing and benchmarking as a safe boundary where the group performs reliably on a stable local area ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-tips.html
(The menu item mentioned previously sets the font and character set as just described.) To avoid those steps each time you run mysql, you can create a shortcut that invokes mysql.exe. row *************************** msg_nro: 3068 date: 2000-03-01 ...
https://dev.mysql.com/doc/refman/8.0/en/comparison-operators.html
For DATE and DATETIME columns that are declared as NOT NULL, you can find the special date '0000-00-00' by using a statement like this: SELECT * FROM tbl_name WHERE date_column IS NULL This is needed to get some ODBC applications to work because ...