WHENEVER WHERE WITH
);
+#
+# Oracle 8/9 max size of data types from:
+# http://www.ss64.com/orasyntax/datatypes.html
+#
+my %max_size = (
+ char => 2000,
+ nchar => 2000,
+ nvarchar2 => 4000,
+ number => [ 38, 127 ],
+ raw => 2000,
+ varchar => 4000, # only synonym for varchar2
+ varchar2 => 4000,
+);
+
my $max_id_length = 30;
my %used_identifiers = ();
my %global_names;
push @view_defs, create_view($view);
}
- return wantarray ? (defined $create ? $create : (), @table_defs, @view_defs, @fk_defs, @trigger_defs, @index_defs, @constraint_defs) : $create . join ("\n\n", @table_defs, @view_defs, @fk_defs, @trigger_defs, @index_defs, @constraint_defs, '');
+ return wantarray ? (defined $create ? $create : (), @table_defs, @view_defs, @fk_defs, @trigger_defs, @index_defs, @constraint_defs) : $create . join ('', map { $_ ? "$_;\n\n" : () } @table_defs, @view_defs, @fk_defs, @trigger_defs, @index_defs, @constraint_defs);
}
sub create_table {
my $drop;
my (@create, @field_defs, @constraint_defs, @fk_defs, @trigger_defs);
- push @create, "--\n-- Table: $table_name\n--" unless $options->{no_comments};
- push @create, qq[DROP TABLE $table_name CASCADE CONSTRAINTS;] if $options->{add_drop_table};
-
my $table_name_ur = unreserve($table_name) or next;
+ push @create, "--\n-- Table: $table_name_ur\n--" unless $options->{no_comments};
+ push @create, qq[DROP TABLE $table_name_ur CASCADE CONSTRAINTS] if $options->{add_drop_table};
+
my ( %field_name_scope, @field_comments );
for my $field ( $table->get_fields ) {
my ($field_create, $field_defs, $trigger_defs, $field_comments) =
push @constraint_defs, "CONSTRAINT $name CHECK ($expression)";
}
elsif ( $c->type eq FOREIGN_KEY ) {
- $name = mk_name( join('_', $table_name, $c->fields). '_fk' );
+ $name = mk_name( join('_', $table_name, $c->fields). '_fk' );
my $def = "CONSTRAINT $name FOREIGN KEY ";
if ( @fields ) {
$def .= ' ON DELETE '.join( ' ', $c->on_delete );
}
- # disabled by plu 2007-12-29 - doesn't exist for oracle
- #if ( $c->on_update ) {
- # $def .= ' ON UPDATE '.join( ' ', $c->on_update );
- #}
+ # disabled by plu 2007-12-29 - doesn't exist for oracle
+ #if ( $c->on_update ) {
+ # $def .= ' ON UPDATE '.join( ' ', $c->on_update );
+ #}
- push @fk_defs, sprintf("ALTER TABLE %s ADD %s;", $table, $def);
+ push @fk_defs, sprintf("ALTER TABLE %s ADD %s", $table_name_ur, $def);
}
}
push @index_defs,
"CREATE INDEX $index_name on $table_name_ur (".
join( ', ', @fields ).
- ")$index_options;";
+ ")$index_options";
}
elsif ( $index_type eq UNIQUE ) {
$index_name = $index_name ? mk_name( $index_name )
push @index_defs,
"CREATE UNIQUE INDEX $index_name on $table_name_ur (".
join( ', ', @fields ).
- ")$index_options;";
+ ")$index_options";
}
else {
warn "Unknown index type ($index_type) on table $table_name.\n"
next unless $comment;
$comment =~ s/'/''/g;
push @field_comments, "COMMENT ON TABLE $table_name_ur is\n '".
- $comment . "';" unless $options->{no_comments}
+ $comment . "'" unless $options->{no_comments}
;
}
}
push @create, "CREATE TABLE $table_name_ur (\n" .
join( ",\n", map { " $_" } @field_defs,
($options->{delay_constraints} ? () : @constraint_defs) ) .
- "\n)$table_options;";
+ "\n)$table_options";
@constraint_defs = map { 'ALTER TABLE '.$table_name_ur.' ADD '.$_ }
@constraint_defs;
return 'ALTER TABLE '.$table_name_ur.' MODIFY ( '.join('', @$field_defs).' )';
}
+sub add_field {
+ my ($new_field, $options) = @_;
+
+ my ($field_create, $field_defs, $trigger_defs, $field_comments) =
+ create_field($new_field, $options, {});
+
+ my $table_name = $new_field->table->name;
+ my $table_name_ur = unreserve( $table_name );
+
+ my $out = sprintf('ALTER TABLE %s ADD ( %s )',
+ $table_name_ur,
+ join('', @$field_defs));
+ return $out;
+}
+
sub create_field {
my ($field, $options, $field_name_scope) = @_;
$data_type;
$data_type ||= 'varchar2';
}
+
+ # ensure size is not bigger than max size oracle allows for data type
+ if ( defined $max_size{$data_type} ) {
+ for ( my $i = 0 ; $i < scalar @size ; $i++ ) {
+ my $max =
+ ref( $max_size{$data_type} ) eq 'ARRAY'
+ ? $max_size{$data_type}->[$i]
+ : $max_size{$data_type};
+ $size[$i] = $max if $size[$i] > $max;
+ }
+ }
#
# Fixes ORA-02329: column of datatype LOB cannot be
# then sub "1/0," otherwise just test the truthity of the
# argument and use that (naive?).
#
- if (
+ if (ref $default and defined $$default) {
+ $default = $$default;
+ } elsif (ref $default) {
+ $default = 'NULL';
+ } elsif (
$data_type =~ /^number$/i &&
$default !~ /^-?\d+$/ &&
$default !~ m/null/i
my $seq_name = mk_name( $base_name, 'sq' );
my $trigger_name = mk_name( $base_name, 'ai' );
- push @create, qq[DROP SEQUENCE $seq_name;] if $options->{add_drop_table};
- push @create, "CREATE SEQUENCE $seq_name;";
+ push @create, qq[DROP SEQUENCE $seq_name] if $options->{add_drop_table};
+ push @create, "CREATE SEQUENCE $seq_name";
push @trigger_defs,
"CREATE OR REPLACE TRIGGER $trigger_name\n" .
"BEFORE INSERT ON $table_name_ur\n" .