Tom Lane c8572986ad Allow I/O conversion casts to be applied to or from any type that is a member ... of the STRING type category, thereby opening up the mechanism for user-defined types. This is mainly for the benefit of citext, though; there aren't likely to be a lot of types that are all general-purpose character strings. Per discussion with David Wheeler.		2008-07-30 21:23:17 +00:00
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citext.sql	Allow I/O conversion casts to be applied to or from any type that is a member	2008-07-30 21:23:17 +00:00