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https://dev.mysql.com/doc/refman/8.0/en/charset-syntax.html
There are default settings for character sets and collations at four levels: server, database, table, and column. The description in the following sections may appear complex, but it has been found in practice that multiple-level defaulting leads ...
https://dev.mysql.com/doc/refman/8.0/en/charset-unicode-utf32.html
utf32 takes twice as much space as ucs2 and more space than utf16, but utf32 has the same advantage as ucs2 that it is predictable for storage: The required number of bytes for utf32 equals the number of characters times 4. The utf32 character set ...
https://dev.mysql.com/doc/refman/8.0/en/charset-unicode-utf8.html
utf8 has been used by MySQL in the past as an alias for the utf8mb3 character set, but this usage is now deprecated; in MySQL 8.0, SHOW statements and columns of INFORMATION_SCHEMA tables display utf8mb3 instead. For more information, see Section ...
https://dev.mysql.com/doc/refman/8.0/en/charset.html
The default MySQL server character set and collation are utf8mb4 and utf8mb4_0900_ai_ci, but you can specify character sets at the server, database, table, column, and string literal levels. MySQL includes character set support that enables you to ...
https://dev.mysql.com/doc/refman/8.0/en/clone-plugin-option-variable-reference.html
Table 7.7 Clone System Variable Reference Name Cmd-Line Option File System Var Status Var Var Scope Dynamic clone_autotune_concurrency Yes Yes Yes Global Yes clone_block_ddl Yes Yes Yes Global Yes clone_buffer_size Yes Yes Yes Global Yes ...
https://dev.mysql.com/doc/refman/8.0/en/clone-plugin-options-variables.html
The requested data transfer rate specified by clone_max_data_bandwidth may differ from the actual data transfer rate reported by the DATA_SPEED column in the performance_schema.clone_progress table. This section describes the system variables that ...
https://dev.mysql.com/doc/refman/8.0/en/command-line-options.html
Program options specified on the command line follow these rules: Options are given after the command name. An option argument begins with one dash or two dashes, depending on whether it is a short form or long form of the option name. For example, ...
https://dev.mysql.com/doc/refman/8.0/en/comments.html
For example, MySQL Server recognizes the STRAIGHT_JOIN keyword in the following statement, but other servers should not: SELECT /*! STRAIGHT_JOIN */ col1 FROM table1,table2 WHERE ... MySQL Server supports three comment styles: From a # character to ...
https://dev.mysql.com/doc/refman/8.0/en/compatibility.html
MySQL Server was originally designed to work with medium-sized databases (10-100 million rows, or about 100MB per table) on small computer systems. This section describes how MySQL relates to the ANSI/ISO SQL standards. MySQL Server has many ...
https://dev.mysql.com/doc/refman/8.0/en/connecting-using-uri-or-key-value-pairs.html
This section describes use of URI-like connection strings or key-value pairs to specify how to establish connections to the MySQL server, for clients such as MySQL Shell. For information on establishing connections using command-line options, for ...For additional information if you are unable to connect, see Section 8.2.22, “Troubleshooting Problems Connecting to ...