On Sunday 21 November 2010 04:34:37 Robert Haas wrote:
> Add new SQL function, format(text).
>
> Currently, three conversion format specifiers are supported: %s for a
> string, %L for an SQL literal, and %I for an SQL identifier. The latter
> two are deliberately designed not to overlap with what sprintf() already
> supports, in case we want to add more of sprintf()'s functionality here
> later.
>
> Patch by Pavel Stehule, heavily revised by me. Reviewed by Jeff Janes
> and, in earlier versions, by Itagaki Takahiro and Tom Lane.
A tiny question: Why does that commit remove quote_ident() test cases?
Andres