X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FSQL%2FTranslator%2FProducer%2FDB2.pm;h=051877f3863aa40e5e6aa23c2c1aa964c68b49a3;hb=b4414534f4fb5bfa82073f0768d36914340175e9;hp=d9691a4f631d4b6ae386e6a057f518f1952ae647;hpb=4ab3763d2ad756c236b757306989cafa08e7f35e;p=dbsrgits%2FSQL-Translator.git diff --git a/lib/SQL/Translator/Producer/DB2.pm b/lib/SQL/Translator/Producer/DB2.pm index d9691a4..051877f 100644 --- a/lib/SQL/Translator/Producer/DB2.pm +++ b/lib/SQL/Translator/Producer/DB2.pm @@ -1,22 +1,5 @@ package SQL::Translator::Producer::DB2; -# ------------------------------------------------------------------- -# Copyright (C) 2002-2009 SQLFairy Authors -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; version 2. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA -# 02111-1307 USA -# ------------------------------------------------------------------- =head1 NAME SQL::Translator::Producer::DB2 - DB2 SQL producer @@ -36,8 +19,9 @@ Creates an SQL DDL suitable for DB2. use warnings; use strict; -use vars qw[ $VERSION $DEBUG $WARN ]; -$VERSION = '1.59'; +use warnings; +our ( $DEBUG, $WARN ); +our $VERSION = '1.59'; $DEBUG = 0 unless defined $DEBUG; use SQL::Translator::Schema::Constants; @@ -186,11 +170,9 @@ DEFAULT JOIN RELEASE WRITE DEFAULTS KEY RENAME YEAR DEFINITION LABEL REPEAT YEARS DELETE LANGUAGE RESET -DESCRIPTOR LC_CTYPE RESIGNAL +DESCRIPTOR LC_CTYPE RESIGNAL /; -#------------------------------------------------------------------------------ - sub produce { my ($translator) = @_; @@ -217,7 +199,7 @@ sub produce push @index_defs, create_index($index); } - } + } my (@view_defs); foreach my $view ( $schema->get_views ) { @@ -243,7 +225,7 @@ sub produce if(length($name) > $length) ## Maximum table name length is 18 { warn "Table name $name is longer than $length characters, truncated" if $WARN; -# if(grep {$_ eq substr($name, 0, $length) } +# if(grep {$_ eq substr($name, 0, $length) } # values(%{$objnames{$type}})) # { # die "Got multiple matching table names when truncated"; @@ -266,7 +248,7 @@ sub create_table { my ($table, $options) = @_; - my $table_name = check_name($table->name, 'tables', 128); + my $table_name = check_name($table->name, 'tables', 128); # this limit is 18 in older DB2s ! (<= 8) my (@field_defs, @comments); @@ -295,7 +277,7 @@ sub create_table sub create_field { my ($field) = @_; - + my $field_name = check_name($field->name, 'fields', 30); # use Data::Dumper; # print Dumper(\%dt_translate); @@ -304,16 +286,16 @@ sub create_field my $size = $field->size(); my $field_def = "$field_name $data_type"; - $field_def .= $field->is_auto_increment ? + $field_def .= $field->is_auto_increment ? ' GENERATED BY DEFAULT AS IDENTITY (START WITH 1, INCREMENT BY 1)' : ''; - $field_def .= $data_type =~ /(CHAR|CLOB)/i ? "(${size})" : ''; + $field_def .= $data_type =~ /(CHAR|CLOB|NUMERIC|DECIMAL)/i ? "(${size})" : ''; $field_def .= !$field->is_nullable ? ' NOT NULL':''; # $field_def .= $field->is_primary_key ? ' PRIMARY KEY':''; - $field_def .= !defined $field->default_value ? '' : + $field_def .= !defined $field->default_value ? '' : $field->default_value =~ /current( |_)timestamp/i || - $field->default_value =~ /\Qnow()\E/i ? + $field->default_value =~ /\Qnow()\E/i ? ' DEFAULT CURRENT TIMESTAMP' : defined $field->default_value ? - (" DEFAULT " . ($data_type =~ /(INT|DOUBLE)/i ? + (" DEFAULT " . ($data_type =~ /(INT|DOUBLE)/i ? $field->default_value : "'" . $field->default_value . "'") ) : ''; @@ -367,7 +349,7 @@ sub create_constraint } return \@con_defs, \@fks; - + } sub create_view @@ -386,19 +368,20 @@ sub create_trigger my ($trigger) = @_; # create: CREATE TRIGGER trigger_name before type /ON/i table_name reference_b(?) /FOR EACH ROW/i 'MODE DB2SQL' triggered_action + my $db_events = join ', ', $trigger->database_events; my $out = sprintf('CREATE TRIGGER %s %s %s ON %s %s %s MODE DB2SQL %s', $trigger->name, $trigger->perform_action_when || 'AFTER', - $trigger->database_event =~ /update_on/i ? + $db_events =~ /update_on/i ? ('UPDATE OF '. join(', ', $trigger->fields)) : - $trigger->database_event || 'UPDATE', + $db_events || 'UPDATE', $trigger->table->name, $trigger->extra->{reference} || 'REFERENCING OLD AS oldrow NEW AS newrow', $trigger->extra->{granularity} || 'FOR EACH ROW', $trigger->action ); return $out; - + } sub alter_field