It implements types MCHAR and MVARCHAR, which are bug-to-bug

compatible with MSSQL CHAR and VARCHAR respectively. Additionaly,

these types use libicu for comparation and case conversion, so their

behavior is identical across different operatingsystem.

behavior is identical across different operatingsystems.

</para>

<para>

PostgresPro also includes <xref linkend="citext"> extension which

&productname; also includes <xref linkend="citext"> extension which

provides types similar to MCHAR. But this extension doesn't emulate

MS-SQL behavior concerning end-of-value whitespace.

</para>