Thanks for the report Chris.
Any chance you could write up a small test case for us?
Ideally in a new issue at https://github.com/perl5-dbi/dbi/issues
Thanks.
Tim.
On Fri, Feb 24, 2017 at 12:55:23PM +1100, Chris Hutchinson wrote:
> Using DBI v 1.636
>
> $dbi->{FetchHashKeyName}=’NAME_lc’ or NAME_uc apparently produces different
> keys from ‘lc’ and ‘uc’ functions for fieldnames containing non-ascii
> characters.
>
> For example, ‘ämne-Abc’ with FetchHashKeyName=NAME_lc results in result key
> ‘\x{0}\x{0}mne-abc’
>
> ----
> Summary of my perl5 (revision 5 version 24 subversion 0) configuration:
>
> Platform:
> osname=linux, osvers=2.6.32-642.6.2.el6.x86_64, archname=x86_64-linux
> uname='linux yonkyo.local 2.6.32-642.6.2.el6.x86_64 #1 smp wed oct 26
> 06:52:09 utc 2016 x86_64 x86_64 x86_64 gnulinux '
> config_args='-de -Dprefix=/opt/perlbrew/perls/perl-5.24.0
> -Aeval:scriptdir=/opt/perlbrew/perls/perl-5.24.0/bin'
> hint=recommended, useposix=true, d_sigaction=define
> useithreads=undef, usemultiplicity=undef
> use64bitint=define, use64bitall=define, uselongdouble=undef
> usemymalloc=n, bincompat5005=undef
> Compiler:
> cc='cc', ccflags ='-fwrapv -fno-strict-aliasing -pipe -fstack-protector
> -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
> -D_FORTIFY_SOURCE=2',
> optimize='-O2',
> cppflags='-fwrapv -fno-strict-aliasing -pipe -fstack-protector
> -I/usr/local/include'
> ccversion='', gccversion='4.4.7 20120313 (Red Hat 4.4.7-17)',
> gccosandvers=''
> intsize=4, longsize=8, ptrsize=8, doublesize=8, byteorder=12345678,
> doublekind=3
> d_longlong=define, longlongsize=8, d_longdbl=define, longdblsize=16,
> longdblkind=3
> ivtype='long', ivsize=8, nvtype='double', nvsize=8, Off_t='off_t',
> lseeksize=8
> alignbytes=8, prototype=define
> Linker and Libraries:
> ld='cc', ldflags =' -fstack-protector -L/usr/local/lib'
> libpth=/usr/local/lib /usr/lib /lib/../lib64 /usr/lib/../lib64 /lib
> /lib64 /usr/lib64 /usr/local/lib64
> libs=-lpthread -lnsl -lgdbm -ldb -ldl -lm -lcrypt -lutil -lc
> perllibs=-lpthread -lnsl -ldl -lm -lcrypt -lutil -lc
> libc=libc-2.12.so, so=so, useshrplib=false, libperl=libperl.a
> gnulibc_version='2.12'
> Dynamic Linking:
> dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='-Wl,-E'
> cccdlflags='-fPIC', lddlflags='-shared -O2 -L/usr/local/lib
> -fstack-protector'
>
>
> Characteristics of this binary (from libperl):
> Compile-time options: HAS_TIMES PERLIO_LAYERS PERL_COPY_ON_WRITE
> PERL_DONT_CREATE_GVSV
> PERL_HASH_FUNC_ONE_AT_A_TIME_HARD PERL_MALLOC_WRAP
> PERL_PRESERVE_IVUV USE_64_BIT_ALL USE_64_BIT_INT
> USE_LARGE_FILES USE_LOCALE USE_LOCALE_COLLATE
> USE_LOCALE_CTYPE USE_LOCALE_NUMERIC USE_LOCALE_TIME
> USE_PERLIO USE_PERL_ATOF
> Locally applied patches:
> Devel::PatchPerl 1.42
> Built under linux
> Compiled at Nov 3 2016 12:25:49
> %ENV:
> PERLBREW_BASHRC_VERSION="0.75"
> PERLBREW_HOME="/home/chris/.perlbrew"
> PERLBREW_MANPATH="/opt/perlbrew/perls/perl-5.24.0/man"
> PERLBREW_PATH="/opt/perlbrew/bin:/opt/perlbrew/perls/perl-5.24.0/bin"
> PERLBREW_PERL="perl-5.24.0"
> PERLBREW_ROOT="/opt/perlbrew"
> PERLBREW_VERSION="0.75"
> @INC:
> /opt/perlbrew/perls/perl-5.24.0/lib/site_perl/5.24.0/x86_64-linux
> /opt/perlbrew/perls/perl-5.24.0/lib/site_perl/5.24.0
> /opt/perlbrew/perls/perl-5.24.0/lib/5.24.0/x86_64-linux
> /opt/perlbrew/perls/perl-5.24.0/lib/5.24.0
> .
> ---
>
> Test case script
> =====================================
>
> use strict;
> use utf8;
> use Test::More tests => 26;
> use Data::Dumper;
>
> use DBI;
>
> my $dbi=DBI->connect(
> 'dbi:Pg:dbname=test_db',
> 'chris',
> '',
> {
> pg_enable_utf8 => 1,
> }
> );
>
> my @expect=(
> [ 'NAME', "ABc", "ABc" ],
> [ 'NAME_uc', "ABc", "ABC" ],
> [ 'NAME_lc', "ABc", "abc" ],
>
> [ 'NAME', "てすと-ABc", "てすと-ABc" ],
> [ 'NAME_uc', "てすと-Abc", "てすと-ABC" ],
> [ 'NAME_uc', "てすと-Abc", "てすと-ABC" ],
> [ 'NAME_lc', "てすと-Abc", "てすと-abc" ],
> [ 'NAME_lc', "てすと-Abc", "てすと-abc" ],
>
> [ 'NAME', "ÄMNE-Abc", "ÄMNE-Abc" ],
> [ 'NAME_uc', "ÄMNE-Abc", "ÄMNE-ABC" ],
> [ 'NAME_uc', "ämne-Abc", "ÄMNE-ABC" ],
> [ 'NAME_lc', "ämne-Abc", "ämne-abc" ],
> [ 'NAME_lc', "ÄMNE-Abc", "ämne-abc" ],
> );
>
> foreach my $e (@expect) {
> my($case,$as,$fld)=@$e;
>
> my $val;
> if($case eq 'NAME_uc') {
> $val = uc($as);
> } elsif($case eq 'NAME_lc') {
> $val = lc($as);
> } else {
> $val = $as;
> }
>
> is($val,$fld,"case-converted $as to $case");
>
> $dbi->{FetchHashKeyName} = $case;
>
> my $row=$dbi->selectrow_hashref(qq{ select now() as "$as" });
>
> ok(exists $row->{$fld},"hashref $case") or diag(Dumper $row);
> }
>
>
> Regards,
> Chris Hutchinson
