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https://dev.mysql.com/doc/refman/8.0/en/optimizing-myisam-bulk-data-loading.html
For a MyISAM table, you can use concurrent inserts to add rows at the same time that SELECT statements are running, if there are no deleted rows in middle of the data file. With some extra work, it is possible to make LOAD DATA run even faster for a ... These performance tips supplement the general guidelines for fast inserts in Section 10.2.5.1, “Optimizing INSERT ...
https://dev.mysql.com/doc/refman/8.0/en/gis-data-formats.html
Two standard spatial data formats are used to represent geometry objects in queries: Well-Known Text (WKT) format Well-Known Binary (WKB) format Internally, MySQL stores geometry values in a format that is not identical to either WKT or WKB format.
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-disk-data-storage-requirements.html
You can obtain an estimate the amount of space available in data files and undo log files by querying the Information Schema FILES table. Important Starting the cluster with the --initial option does not remove Disk Data files. The following items ...For each row, this is equal to the space required to store the largest possible value for that ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-load-data.html
If you need to recover from a replication error involving a LOAD DATA INFILE operation logged in statement format, and the replicated event is trusted, you could grant the FILE privilege to the PRIVILEGE_CHECKS_USER account temporarily, removing it ...If you use LOAD DATA with binlog_format=STATEMENT, each replica on which the changes are to be applied creates a temporary file containing the ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-move-data.html
Usage The program is invoked with the names of the source and target tables; either or both of these may be qualified optionally with the database name. ndb_move_data options source target Options that can be used with ndb_move_data are shown in the ...--defaults-extra-file Command-Line Format --defaults-extra-file=path Type String Default Value [none] Read given file after global files are ...--connect-retry-delay Command-Line Format ...
https://dev.mysql.com/doc/refman/8.0/en/clone-plugin-compressed-data.html
The following requirements apply when cloning remote data: The recipient file system must support sparse files and hole punching for hole punching to occur on the recipient. The donor and recipient file systems must have the same block size. If file ...For information about the page compression feature, see Section 17.9.2, “InnoDB Page ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-enterprise-data-masking.html
MySQL Enterprise Edition 5.7 and higher includes MySQL Enterprise Data Masking and De-Identification, implemented as a plugin library containing a plugin and several loadable functions. Data masking hides sensitive information by replacing real ...
https://dev.mysql.com/doc/refman/8.0/en/data-types.html
MySQL supports SQL data types in several categories: numeric types, date and time types, string (character and byte) types, spatial types, and the JSON data type. This chapter provides an overview and more detailed description of the properties of ...For floating-point and fixed-point types, M is the total number of digits that can be stored (the ...
https://dev.mysql.com/doc/refman/8.0/en/data-change-optimization.html
Data analysis and reporting applications typically run data change operations that affect many rows at once, where the main considerations is the I/O to write large amounts of data and keep indexes up-to-date. For inserting and updating large ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-install-example-data.html
To create a copy of the entire world database on the SQL node, use mysqldump on the noncluster server to export the database to a file named world.sql (for example, in the /tmp directory). It is important to remember that your application must ...