2010/9/6 Itagaki Takahiro <itagaki.takah...@gmail.com>: > On Mon, Sep 6, 2010 at 10:47 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> No, you need to use the I/O functions. Not every type is guaranteed to >> have a cast to text. > > One issue is that Pavel want to generate valid SQL statement using > %v format. Boolean values are printed as t or f, so the unquoted > values are not valid syntax.
we can format some types directly - but I like idea of casting to text because there is space for users. Pavel > > If we only use output functions, boolean values should be written as > 't' or 'f' (single-quoted), Only numeric values can be unquoted on %v. > > -- > Itagaki Takahiro > -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
