Commit | Line | Data |
7a8e1f51 |
1 | #!/usr/bin/perl -w |
16dc9970 |
2 | |
49e1eb70 |
3 | # ------------------------------------------------------------------- |
d529894e |
4 | # $Id: sql_translator.pl,v 1.5 2002-11-22 03:03:40 kycl4rk Exp $ |
49e1eb70 |
5 | # ------------------------------------------------------------------- |
783908a1 |
6 | # Copyright (C) 2002 Ken Y. Clark <kycl4rk@users.sourceforge.net>, |
7 | # darren chamberlain <darren@cpan.org> |
8 | # |
9 | # This program is free software; you can redistribute it and/or |
10 | # modify it under the terms of the GNU General Public License as |
11 | # published by the Free Software Foundation; version 2. |
12 | # |
13 | # This program is distributed in the hope that it will be useful, but |
14 | # WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
16 | # General Public License for more details. |
17 | # |
18 | # You should have received a copy of the GNU General Public License |
19 | # along with this program; if not, write to the Free Software |
20 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
21 | # 02111-1307 USA |
22 | # ------------------------------------------------------------------- |
16dc9970 |
23 | |
24 | use strict; |
25 | use Getopt::Long; |
26 | use Pod::Usage; |
27 | use SQL::Translator; |
49e1eb70 |
28 | |
29 | use Data::Dumper; |
30 | |
16dc9970 |
31 | use vars qw( $VERSION ); |
d529894e |
32 | $VERSION = sprintf "%d.%02d", q$Revision: 1.5 $ =~ /(\d+)\.(\d+)/; |
16dc9970 |
33 | |
34 | my $from; # the original database |
35 | my $to; # the destination database |
36 | my $help; # show POD and bail |
37 | my $stdin; # whether to read STDIN for create script |
38 | my $no_comments; # whether to put comments in out file |
d529894e |
39 | my $xlate; # user overrides for field translation |
40 | my $debug; # whether to print debug info |
41 | my $trace; # whether to print parser trace |
42 | my $list; # list all parsers and producers |
16dc9970 |
43 | |
44 | # |
45 | # Get options, explain how to use the script if necessary. |
46 | # |
47 | GetOptions( |
d529894e |
48 | 'f|from|parser:s' => \$from, |
49 | 't|to|producer:s' => \$to, |
783908a1 |
50 | 'h|help' => \$help, |
d529894e |
51 | 'l|list' => \$list, |
52 | 'd|debug' => \$debug, |
53 | 'trace' => \$trace, |
54 | 'no-comments' => \$no_comments, |
55 | 'xlate=s' => \$xlate, |
16dc9970 |
56 | ) or pod2usage(2); |
57 | |
d529894e |
58 | my @files = @ARGV; # the create script(s) for the original db |
16dc9970 |
59 | |
60 | pod2usage(1) if $help; |
d529894e |
61 | |
62 | if ( $xlate ) { |
63 | my @fields = split /,/, $xlate; |
64 | $xlate = {}; |
65 | for my $field ( @fields ) { |
66 | my ( $from, $to ) = split(/\//, $field); |
67 | $xlate->{$from} = $to; |
68 | } |
69 | } |
16dc9970 |
70 | |
71 | # |
72 | # If everything is OK, translate file(s). |
73 | # |
d529894e |
74 | my $translator = SQL::Translator->new( |
75 | xlate => $xlate || {}, |
76 | debug => $debug, |
77 | trace => $trace, |
78 | no_comments => $no_comments, |
79 | ); |
80 | |
81 | if ( $list ) { |
82 | my @parsers = $translator->list_parsers; |
83 | my @producers = $translator->list_producers; |
84 | |
85 | for ( @parsers, @producers ) { |
86 | if ( $_ =~ m/.+::(\w+)\.pm/ ) { |
87 | $_ = $1; |
88 | } |
89 | } |
90 | |
91 | print "\nParsers:\n", map { "\t$_\n" } sort @parsers; |
92 | print "\nProducers:\n", map { "\t$_\n" } sort @producers; |
93 | print "\n"; |
94 | exit(0); |
95 | } |
96 | |
97 | pod2usage(2) unless $from && $to && @files; |
98 | |
783908a1 |
99 | $translator->parser($from); |
100 | $translator->producer($to); |
101 | |
102 | for my $file (@files) { |
49e1eb70 |
103 | my $output = $translator->translate( $file ) or die |
104 | "Error: " . $translator->error; |
105 | print $output; |
783908a1 |
106 | } |
16dc9970 |
107 | |
49e1eb70 |
108 | # ---------------------------------------------------- |
16dc9970 |
109 | # It is not all books that are as dull as their readers. |
110 | # Henry David Thoreau |
49e1eb70 |
111 | # ---------------------------------------------------- |
16dc9970 |
112 | |
113 | =head1 NAME |
114 | |
49e1eb70 |
115 | sql_translator.pl - convert an SQL database schema |
16dc9970 |
116 | |
117 | =head1 SYNOPSIS |
118 | |
d529894e |
119 | For help: |
120 | |
16dc9970 |
121 | ./sql_translator.pl -h|--help |
122 | |
d529894e |
123 | For a list of all parsers and producers: |
124 | |
125 | ./sql_translator.pl -l|--list |
126 | |
127 | To translate a schema: |
128 | |
129 | ./sql_translator.pl |
130 | -f|--from|--parser MySQL |
131 | -t|--to|--producer Oracle |
132 | [options] |
133 | file |
16dc9970 |
134 | |
135 | Options: |
136 | |
d529894e |
137 | -d|--debug Print debug info |
138 | --trace Print parser trace info |
139 | --no-comments Don't include comments in SQL output |
140 | --xlate=foo/bar,baz/blech Overrides for field translation |
16dc9970 |
141 | |
142 | =head1 DESCRIPTION |
143 | |
d529894e |
144 | This script is part of the SQL Fairy project |
145 | (http://sqlfairy.sourceforge.net/). It will try to convert any |
146 | database syntax for which it has a grammar into some other format it |
147 | knows about. |
16dc9970 |
148 | |
149 | =head1 AUTHOR |
150 | |
d529894e |
151 | Ken Y. Clark E<lt>kclark@cpan.orgE<gt> |
16dc9970 |
152 | |
153 | =head1 SEE ALSO |
154 | |
d529894e |
155 | SQL::Translator. |
16dc9970 |
156 | |
157 | =cut |