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https://dev.mysql.com/doc/refman/5.7/en/multiple-data-directories.html
It has the default set of MySQL accounts and no user data. There are different methods of setting up a data directory for a new instance: Create a new data directory. After an installation has been performed using an MSI package, the template data ...Warning Normally, you should never have two servers that update data in the same ...
https://dev.mysql.com/doc/refman/5.7/en/charset-general.html
A collation is a set of rules for comparing characters in a character set. The letter A is a symbol, the number 0 is the encoding for A, and the combination of all four letters and their encodings is a character set. MySQL can do these things for ...
https://dev.mysql.com/doc/refman/5.7/en/charset-examples.html
In this circumstance, MySQL checks the database level to determine the table settings, which thereafter become the column settings.) Consequently, the character set for column c1 is latin2 and its collation is latin2_czech_cs. Consequently, the ...
https://dev.mysql.com/doc/refman/5.7/en/adding-collation-simple-8bit.html
You can check the variable value as follows, although the path name might be different on your system: mysql> SHOW VARIABLES LIKE 'character_sets_dir'; +--------------------+-----------------------------------------+ | Variable_name | Value | ...The ...Choose a collation ID, as shown in Section 10.14.2, “Choosing a Collation ...
https://dev.mysql.com/doc/refman/5.7/en/charset-restrictions.html
Identifiers are stored in mysql database tables (user, db, and so forth) using utf8, but identifiers can contain only characters in the Basic Multilingual Plane (BMP). The ucs2, utf16, utf16le, and utf32 character sets have the following ...In ...
https://dev.mysql.com/doc/refman/5.7/en/selinux-context-mysql-feature-ports.html
If you enable certain MySQL features, you might need to set the SELinux TCP port context for additional ports used by those features. The following sections describe how to set port contexts for MySQL features. Generally, the same method can be ...
https://dev.mysql.com/doc/refman/5.7/en/charset-syntax.html
There are default settings for character sets and collations at four levels: server, database, table, and column. For example, to use the utf8 Unicode character set, issue this statement after connecting to the server: SET NAMES 'utf8'; For more ...
https://dev.mysql.com/doc/refman/5.7/en/sys-sys-config-insert-set-user.html
For rows added to the sys_config table by INSERT statements, the sys_config_insert_set_user trigger sets the set_by column to the current user.
https://dev.mysql.com/doc/refman/5.7/en/charset-unicode-utf16.html
The utf16 character set is the ucs2 character set with an extension that enables encoding of supplementary characters: For a BMP character, utf16 and ucs2 have identical storage characteristics: same code values, same encoding, same length. For a ...Consequently, all supplementary characters require 32 bits, where the first 16 bits are a number between 0xd800 and 0xdbff, and the last 16 bits are a number between 0xdc00 and ...
https://dev.mysql.com/doc/refman/5.7/en/error-message-language.html
For information about changing the character set for error messages (rather than the language), see Section 10.6, “Error Message Character Set”. For example, if the server is using the fr_FR locale for error messages, a client can execute this ...For general information about configuring error logging, see Section 5.4.2, “The Error ... By default, mysqld produces error messages in English, but they can be displayed instead in any of several other languages: Czech, Danish, Dutch, Estonian, French, German, Greek, Hungarian, Italian, Japanese, ...