Searching for Varchar Support Unicode information? Find all needed info by using official links provided below.
https://docs.microfocus.com/SM/9.61/Codeless/Content/database/concepts/MS_SQL_server_unicode_support.htm
Microsoft SQL Server database Unicode support Prior to version 9.40, Service Manager used the VARCHAR, CHAR, and TEXT data types to store text strings in a Microsoft SQL Server database. Microsoft SQL Server relies on database collation to support a specific language. Although some languages share the same collation, most languages do not.
https://dba.stackexchange.com/questions/196570/why-does-the-varchar-datatype-allow-unicode-values
Why does the varchar datatype allow unicode values? Ask Question Asked 1 year, ... But only a subset of these also support the '©' character so the column collation will need to be one of the following to support both: ... and the non-Unicode types (CHAR, VARCHAR, and the deprecated / evil TEXT) is what types of byte sequences they can store.
https://stackoverflow.com/questions/7182275/can-the-french-and-spanish-special-chars-be-held-in-a-varchar
My advice is to always use nvarchar to store strings in a SQL database. In fact, I would consider non-Unicode character encodings to be a bug, whether it is in a database or anywhere else. Your operating system uses Unicode internally (whether Windows, Mac, Linux, or whatever). The JVM and the .NET Framework use Unicode internally.
https://stackoverflow.com/questions/11310883/multiple-languages-in-varchar-in-sql-server
nvarchar stores Unicode characters (which supports many more characters), varchar does not. Since 'Hej mit navn er Vaibhav' does not contain any Unicode characters, it works just fine. So should I take varchar or nvarchar to store multilingual text. That depends on your situation.
https://www.ibm.com/support/knowledgecenter/en/SSEPGG_11.1.0/com.ibm.db2.luw.admin.nls.doc/doc/c0004821.html
Db2® supports UTF-8 and UCS-2 encoding. When a Unicode database is created, CHAR, VARCHAR, LONG VARCHAR, and CLOB data are stored in UTF-8 form, and GRAPHIC, VARGRAPHIC, LONG VARGRAPHIC, and DBCLOB data are stored in UCS-2 big-endian form.
https://docs.microsoft.com/en-us/sql/t-sql/data-types/char-and-varchar-transact-sql
Starting with SQL Server 2019 (15.x), consider using a UTF-8 enabled collation to support Unicode and minimize character conversion issues. If using a lower version of the SQL Server Database Engine, consider using the Unicode nchar or nvarchar data types to minimize character conversion issues. If you use char or varchar, we recommend to:
https://sqlwhisper.wordpress.com/2015/01/14/unicode-and-non-unicode-data/
Jan 14, 2015 · SQL Server supports unicode and non-unicode characters and hence supports multiple languages. Varchar,Char,Text datatypes support non-unicode data and Nvarchar,Nchar,Ntext datatypes support unicode data. Let’s see a simple unicode and non-unicode data demo: 北京 – …
https://www.codeproject.com/articles/21034/implementation-of-unicode-in-sql-server
Oct 25, 2007 · Information about Unicode implementation in SQL Server. In the Beginning, There was ASCIII. On both Windows/DOS and UNIX systems, the 128 most commonly-used characters are each represented by a sequence of 7 bits known as the character's ASCII code.
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