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https://dev.mysql.com/doc/refman/8.0/en/multibyte-characters.html
If you want to add support for a new character set named MYSET that includes multibyte characters, you must use multibyte character functions in the ctype-MYSET.c source file in the strings directory. The existing character sets provide the best ...
https://dev.mysql.com/doc/refman/8.0/en/charset-unicode-sets.html
The reason is that utf8mb4_unicode_ci supports mappings such as expansions; that is, when one character compares as equal to combinations of other characters. (See Section 14.8, “String Functions and Operators”.) If a collation uses a weight ...
https://dev.mysql.com/doc/refman/8.0/en/glossary.html
ANSI In ODBC, an alternative method of supporting character sets and other internationalization aspects. Unicode A system for supporting national characters, character sets, code pages, and other internationalization aspects in a flexible and ...
https://dev.mysql.com/doc/refman/8.0/en/adding-character-set.html
This section discusses the procedure for adding a character set to MySQL. The proper procedure depends on whether the character set is simple or complex: If the character set does not need special string collating routines for sorting and does not ...To use the following instructions, you must have a MySQL source ...
https://dev.mysql.com/doc/refman/8.0/en/charset-literal.html
Every character string literal has a character set and a collation. For the simple statement SELECT 'string', the string has the connection default character set and collation defined by the character_set_connection and collation_connection system ...It does not change the string value, although padding may ...
https://dev.mysql.com/doc/refman/8.0/en/charset-gb18030.html
In MySQL, the gb18030 character set corresponds to the “Chinese National Standard GB 18030-2005: Information technology — Chinese coded character set”, which is the official character set of the People's Republic of China (PRC). Unassigned ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-component-function-reference.html
Table 8.46 MySQL Enterprise Data Masking and De-Identification Component Functions Name Description Introduced gen_blocklist() Perform dictionary term replacement 8.0.33 gen_dictionary() Return random term from dictionary 8.0.33 gen_range() ...
https://dev.mysql.com/doc/refman/8.0/en/loadable-function-reference.html
The following table lists each function that is loadable at runtime and provides a short description of each one. For a table listing built-in functions and operators, see Section 14.1, “Built-In Function and Operator Reference” For general ...
https://dev.mysql.com/doc/refman/8.0/en/character-arrays.html
Each simple character set has a configuration file located in the sql/share/charsets directory. For a character set named MYSYS, the file is named MYSET.xml. <map> elements appear within these elements: <ctype> defines attributes for each character. <collation> elements indicate character ordering for comparison and sorting, one element per ...
https://dev.mysql.com/doc/refman/8.0/en/charset-charsets.html
There is one subsection for each group of related character sets. To list the available character sets and their default collations, use the SHOW CHARACTER SET statement or query the INFORMATION_SCHEMA CHARACTER_SETS table. To avoid choosing the ...