package # Hide from PAUSE
DBIx::Class::SQLAHacks;
+# This module is a subclass of SQL::Abstract::Limit and includes a number
+# of DBIC-specific workarounds, not yet suitable for inclusion into the
+# SQLA core
+
use base qw/SQL::Abstract::Limit/;
use strict;
use warnings;
}
}
+
+# Tries to determine limit dialect.
+#
sub new {
my $self = shift->SUPER::new(@_);
$self;
}
-
# Some databases (sqlite) do not handle multiple parenthesis
-# around in/between arguments. A tentative x IN ( ( 1, 2 ,3) )
+# around in/between arguments. A tentative x IN ( (1, 2 ,3) )
# is interpreted as x IN 1 or something similar.
#
# Since we currently do not have access to the SQLA AST, resort
# to barbaric mutilation of any SQL supplied in literal form
-
sub _strip_outer_paren {
my ($self, $arg) = @_;
}
}
for my $col (keys %col_aliases) {
- $order_by_inner =~ s/\s+$col\s+/$col_aliases{$col}/g;
+ $order_by_inner =~ s/\s+$col\s+/ $col_aliases{$col} /g;
}
update => 'FOR UPDATE',
shared => 'FOR SHARE',
};
+# Quotes table names, handles "limit" dialects (e.g. where rownum between x and
+# y), supports SELECT ... FOR UPDATE and SELECT ... FOR SHARE.
sub select {
my ($self, $table, $fields, $where, $order, @rest) = @_;
return wantarray ? ($sql, @{$self->{from_bind}}, @where_bind, @{$self->{having_bind}}, @{$self->{order_bind}} ) : $sql;
}
+# Quotes table names, and handles default inserts
sub insert {
my $self = shift;
my $table = shift;
$self->SUPER::insert($table, @_);
}
+# Just quotes table names.
sub update {
my $self = shift;
my $table = shift;
$self->SUPER::update($table, @_);
}
+# Just quotes table names.
sub delete {
my $self = shift;
my $table = shift;
return $self->{limit_dialect};
}
+# Set to an array-ref to specify separate left and right quotes for table names.
+# A single scalar is equivalen to [ $char, $char ]
sub quote_char {
my $self = shift;
$self->{quote_char} = shift if @_;
return $self->{quote_char};
}
+# Character separating quoted table names.
sub name_sep {
my $self = shift;
$self->{name_sep} = shift if @_;
}
1;
-
-__END__
-
-=pod
-
-=head1 NAME
-
-DBIx::Class::SQLAHacks - This module is a subclass of SQL::Abstract::Limit
-and includes a number of DBIC-specific workarounds, not yet suitable for
-inclusion into SQLA proper.
-
-=head1 METHODS
-
-=head2 new
-
-Tries to determine limit dialect.
-
-=head2 select
-
-Quotes table names, handles "limit" dialects (e.g. where rownum between x and
-y), supports SELECT ... FOR UPDATE and SELECT ... FOR SHARE.
-
-=head2 insert update delete
-
-Just quotes table names.
-
-=head2 limit_dialect
-
-Specifies the dialect of used for implementing an SQL "limit" clause for
-restricting the number of query results returned. Valid values are: RowNum.
-
-See L<DBIx::Class::Storage::DBI/connect_info> for details.
-
-=head2 name_sep
-
-Character separating quoted table names.
-
-See L<DBIx::Class::Storage::DBI/connect_info> for details.
-
-=head2 quote_char
-
-Set to an array-ref to specify separate left and right quotes for table names.
-
-See L<DBIx::Class::Storage::DBI/connect_info> for details.
-
-=cut
-