use base qw/SQL::Abstract::Limit/;
-# This prevents the caching of $dbh in S::A::L, I believe
sub new {
my $self = shift->SUPER::new(@_);
+ # This prevents the caching of $dbh in S::A::L, I believe
# If limit_dialect is a ref (like a $dbh), go ahead and replace
# it with what it resolves to:
$self->{limit_dialect} = $self->_find_syntax($self->{limit_dialect})
$self;
}
+
+
+# Some databases (sqlite) do not handle multiple parenthesis
+# around in/between arguments. A tentative x IN ( ( 1, 2 ,3) )
+# is interpreted as x IN 1 or something similar.
+#
+# Since we currently do not have access to the SQLA AST, resort
+# to barbaric mutilation of any SQL supplied in literal form
+
+sub _strip_outer_paren {
+ my ($self, $arg) = @_;
+
+ return $self->_SWITCH_refkind ($arg, {
+ ARRAYREFREF => sub {
+ $$arg->[0] = __strip_outer_paren ($$arg->[0]);
+ return $arg;
+ },
+ SCALARREF => sub {
+ return \__strip_outer_paren( $$arg );
+ },
+ FALLBACK => sub {
+ return $arg
+ },
+ });
+}
+
+sub __strip_outer_paren {
+ my $sql = shift;
+
+ if ($sql and not ref $sql) {
+ while ($sql =~ /^ \s* \( (.*) \) \s* $/x ) {
+ $sql = $1;
+ }
+ }
+
+ return $sql;
+}
+
+sub _where_field_IN {
+ my ($self, $lhs, $op, $rhs) = @_;
+ $rhs = $self->_strip_outer_paren ($rhs);
+ return $self->SUPER::_where_field_IN ($lhs, $op, $rhs);
+}
+
+sub _where_field_BETWEEN {
+ my ($self, $lhs, $op, $rhs) = @_;
+ $rhs = $self->_strip_outer_paren ($rhs);
+ return $self->SUPER::_where_field_BETWEEN ($lhs, $op, $rhs);
+}
+
+
+
# DB2 is the only remaining DB using this. Even though we are not sure if
# RowNumberOver is still needed here (should be part of SQLA) leave the
# code in place
# @bind = map { ref $_ ? ''.$_ : $_ } @bind; # stringify args
## This must be an arrayref, else nothing works!
-
my $tuple_status = [];
-
- ##use Data::Dumper;
- ##print STDERR Dumper( $data, $sql, [@bind] );
-
- my $time = time();
## Get the bind_attributes, if any exist
my $bind_attributes = $self->source_bind_attributes($source);