Removed support for MS SQL Server and Oracle (#7854)

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Unreleased
 
+- Removed support for MS SQL Server and Oracle (#7854)
 - Advanced mail search syntax with more possibilities (without UI) (#8502)
 - Support for HAproxy protocol header in IMAP connections (#8625)
 - Enigma: Support Kolab's Web Of Anti-Trust feature (#8626)

INSTALL

@@ -27,8 +27,7 @@ REQUIREMENTS
    - suhosin.session.encrypt disabled
    - mbstring.func_overload disabled
    - pcre.backtrack_limit >= 100000
-* A MySQL, PostgreSQL, MS SQL Server (2005 or newer), Oracle database
-  or SQLite v3 support in PHP - with permission to create tables
+* A MySQL, PostgreSQL, or SQLite v3 support in PHP - with permission to create tables
 * Composer installed either locally or globally (https://getcomposer.org)
 
 
@@ -143,12 +142,6 @@ Now you can run the Installer or configure the database access options in
 'config/config.inc.php' and run: `bin/initdb.sh --dir=SQL`.
 
 
-* Microsoft SQL Server
-----------------------
-Language/locale of the database must be set to us_english (1033). More info
-on this at https://github.com/roundcube/roundcubemail/issues/4078.
-
-
 Database cleaning
 -----------------
 To keep your database slick and clean we recommend to periodically execute