CPAN::Groonga

th a double negation: e.g.
C<!!0> or C<!!1>.

=item C<json text>

Used for C<ARRAY> and C<HASH> references. Values are converted into and from
JSON strings upon C<insert> and C<dump>.

=item C<text>

e B;
use JSON;
require DBD::SQLite;

our $VERSION = '1.2';

sub get_column_type
{
	my $v = shift;

	return '' unless defined $v;

	# A reference?
	my $ref = ref $v;
	if ($ref) {
		return 'json text' i

al, {};

		foreach (0..$#$row) {
			my $data = $row->[$_];
			$data = decode_json ($data) if $data and $types->[$_] eq 'json text';
			$retval[$#retval]->{$names->[$_]} = $data;
		}
	};

	return \@ret