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https://dev.mysql.com/doc/refman/8.0/en/cast-functions.html
NCHAR[(N)] Like CHAR, but produces a string with the national character set. spatial_type As of MySQL 8.0.24, CAST() and CONVERT() support casting geometry values from one spatial type to another, for certain combinations of spatial types. Cast ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-memcached-setup.html
This section describes how to set up the daemon_memcached plugin on a MySQL server. Because the memcached daemon is tightly integrated with the MySQL server to avoid network traffic and minimize latency, you perform this process on each MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/faqs-cjk.html
mysql> SELECT ucs2,HEX(ucs2),gb2312,HEX(gb2312) FROM ch; +-------+--------------+--------+-------------+ | ucs2 | HEX(ucs2) | gb2312 | HEX(gb2312) | +-------+--------------+--------+-------------+ | A汌B | 00416C4C0042 | A?B | 413F42 | ... This set ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-management-exchange.html
Table nt contains no foreign key references, and no other table has any foreign keys that refer to nt. There are no rows in nt that lie outside the boundaries of the partition definition for p. For InnoDB tables, both tables must use the same row ...
https://dev.mysql.com/doc/refman/8.0/en/charset-asian-sets.html
See Section 12.10.7.2, “The gb18030 Character Set”, for additional information about character set support for the Chinese National Standard GB 18030. The Asian character sets that we support include Chinese, Japanese, Korean, and Thai. For ...
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/string-literals.html
These statements are equivalent: SELECT N'some text'; SELECT n'some text'; SELECT _utf8'some text'; For information about these forms of string syntax, see Section 12.3.7, “The National Character Set”, and Section 12.3.8, “Character Set ... A ...
https://dev.mysql.com/doc/refman/8.0/en/json-table-functions.html
This section contains information about JSON functions that convert JSON data to tabular data. JSON_TABLE(expr, path COLUMNS (column_list) [AS] alias) Extracts data from a JSON document and returns it as a relational table having the specified ...
https://dev.mysql.com/doc/refman/8.0/en/signal.html
Some signal values cause statement termination; see Effect of Signals on Handlers, Cursors, and Statements. SIGNAL provides error information to a handler, to an outer portion of the application, or to the client. Also, it provides control over the ...