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https://dev.mysql.com/doc/refman/8.0/en/innodb-disk-management.html
Within these constraints, InnoDB tries to optimize the database work and the organization of disk files to minimize the amount of disk I/O. As a DBA, you must manage disk I/O to keep the I/O subsystem from becoming saturated, and manage disk space ...Enabling or disabling features that provide extra durability at the expense of additional ...
https://dev.mysql.com/doc/refman/8.0/en/create-table.html
The innodb_file_per_table variable must be enabled to use the DATA DIRECTORY clause. You must have the FILE privilege to use the DATA DIRECTORY or INDEX DIRECTORY table option. If a MyISAM table is created with a DATA DIRECTORY or INDEX DIRECTORY ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-components-vs-plugin.html
The following table briefly compares MySQL Enterprise Data Masking and De-Identification components and the plugin library to provide an overview of their differences. Note Only the data-masking components or the plugin should be enabled at a time.
https://dev.mysql.com/doc/refman/8.0/en/innodb-row-format.html
To store DYNAMIC tables in the system tablespace, either disable innodb_file_per_table and use a regular CREATE TABLE or ALTER TABLE statement, or use the TABLESPACE [=] innodb_system table option with CREATE TABLE or ALTER TABLE. The ...Importing a ...The pages that make up each table are arranged in a tree data structure called a B-tree ... The row format of a table determines how its rows ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-disk-data-objects.html
You must also specify at least one data file; you can add more data files to the tablespace after the tablespace is created. A log file group, a tablespace, and any Disk Data tables using these must be created in a particular order. Undo log files ... NDB Cluster Disk Data storage is implemented using the following objects: Tablespace: Acts as containers for other Disk Data ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-compression-syntax-warnings.html
SQL Compression Syntax Warnings and Errors for File-Per-Table Tablespaces When innodb_strict_mode is enabled (the default), specifying ROW_FORMAT=COMPRESSED or KEY_BLOCK_SIZE in CREATE TABLE or ALTER TABLE statements produces the following error if ... This section describes syntax warnings and errors that you may encounter when using the table compression feature with file-per-table tablespaces and general ...ERROR ...
https://dev.mysql.com/doc/refman/8.0/en/load-data-local-security.html
When --load-data-local-dir applies, the option value designates the directory in which local data files must be located. MySQL Shell's data upload utilities use LOAD DATA LOCAL INFILE statements to upload data, so the local_infile system variable ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-troubleshooting-datadict.html
Cannot Open Datafile With innodb_file_per_table enabled (the default), the following messages may appear at startup if a file-per-table tablespace file (.ibd file) is missing: [ERROR] InnoDB: Operating system error number 2 in a file operation. If ...See Section 17.6.1.4, “Moving or Copying InnoDB Tables” for information about creating clean ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-secretsfile-reader.html
Usage ndb_secretsfile_reader options file The options must include one of --filesystem-password or --filesystem-password-from-stdin, and the encryption password must be supplied, as shown here: > ndb_secretsfile_reader --filesystem-password=54kl14 ... ndb_secretsfile_reader gets the encryption key from an NDB encryption secrets file, given the ...--defaults-file Command-Line ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-information-schema-internal-data.html
Note This section describes locking information as exposed by the Performance Schema data_locks and data_lock_waits tables, which supersede the INFORMATION_SCHEMA INNODB_LOCKS and INNODB_LOCK_WAITS tables in MySQL 8.0. The data exposed by the ...