'exists' isn't a good name for function :(. From gram.y:
col_name_keyword:...
function_name: IDENT { $$ = $1; } | unreserved_keyword
{ $$ = pstrdup($1); } | func_name_keyword { $$ = pstrdup($1); } ;
So call of function named 'exists' should be in quotas:
select "exists"('a=>1','a');
--
Teodor Sigaev E-mail: teodor@sigaev.ru
WWW: http://www.sigaev.ru/
