08-05-2009
If performance is a consideration then perl is probably not a good approach. If your data is in a database table, which you are already alluding to, then you need a smart use of the LIKE operator as well as wildcards ('%', '_' etc). Details of what is possible within MySQL can be found here:
MySQL :: MySQL 5.0 Reference Manual :: 11.4.1 String Comparison Functions
Let me know what you ultimately will use, because I find the problem quite interesting.
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LEARN ABOUT DEBIAN
mysql::diff::database
MySQL::Diff::Database(3pm) User Contributed Perl Documentation MySQL::Diff::Database(3pm)
NAME
MySQL::Diff::Database - Database Definition Class
SYNOPSIS
use MySQL::Diff::Database;
my $db = MySQL::Diff::Database->new(%options);
my $source = $db->source_type();
my $summary = $db->summary();
my $name = $db->name();
my @tables = $db->tables();
my $table_def = $db->table_by_name($table);
my @dbs = MySQL::Diff::Database::available_dbs();
DESCRIPTION
Parses a database definition into component parts.
METHODS
Constructor
new( %options )
Instantiate the objects, providing the command line options for database access and process requirements.
Public Methods
o source_type()
Returns 'file' if the data source is a text file, and 'db' if connected directly to a database.
o summary()
Provides a summary of the database.
o name()
Returns the name of the database.
o tables()
Returns a list of tables for the current database.
o table_by_name( $name )
Returns the table definition (see MySQL::Diff::Table) for the given table.
FUNCTIONS
Public Functions
o available_dbs()
Returns a list of the available databases.
Note that is used as a function call, not a method call.
COPYRIGHT AND LICENSE
Copyright (c) 2000-2011 Adam Spiers. All rights reserved. This program is free software; you can redistribute it and/or modify it under the
same terms as Perl itself.
SEE ALSO
mysqldiff, MySQL::Diff, MySQL::Diff::Table, MySQL::Diff::Utils
AUTHOR
Adam Spiers <mysqldiff@adamspiers.org>
perl v5.14.2 2012-04-06 MySQL::Diff::Database(3pm)