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Does MySQL support UTF-8?
MySQL 4.1 and above has a default character set that it calls utf8 but which is actually only a subset of UTF-8 (allows only three-byte characters and smaller). Use utf8mb4 as your charset if you want “full” UTF-8. The short answer: Use utf8mb4 in 4 places: The bytes in your client are utf8, not latin1/cp1251/etc.
Does MySQL support string data type?
The string data types are CHAR , VARCHAR , BINARY , VARBINARY , BLOB , TEXT , ENUM , and SET . For definitions of character string columns ( CHAR , VARCHAR , and the TEXT types), MySQL interprets length specifications in character units.
What is string function in MySQL?
Inserts a string within a string at the specified position and for a certain number of characters. INSTR. Returns the position of the first occurrence of a string in another string. LCASE. Converts a string to lower-case.
What’s the Default Charset for UTF-8 in MySQL?
MySQL 4.1 and above has a default character set that it calls utf8 but which is actually only a subset of UTF-8 (allows only three-byte characters and smaller). Use utf8mb4 as your charset if you want “full” UTF-8.
Do you have to be UTF-8 aware for MySQL?
at this point your MySQL client and server should be in UTF-8 (see my.cnf ). remember any languages you use (such as PHP) must be UTF-8 as well. Some versions of PHP will use their own MySQL client library, which may not be UTF-8 aware.
Is there a BOM for UTF-8 in MySQL?
MySQL uses no BOM for UTF-8 values. Client applications that communicate with the server using Unicode should set the client character set accordingly (for example, by issuing a SET NAMES ‘utf8mb4’ statement). Some character sets cannot be used as the client character set.
What kind of character set does MySQL support?
MySQL supports these Unicode character sets: utf8mb4: A UTF-8 encoding of the Unicode character set using one to four bytes per character. utf8mb3: A UTF-8 encoding of the Unicode character set using one to three bytes per character. utf8: An alias for utf8mb3 .