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.IX Title "DBIx::Class::DeploymentHandler::HandlesVersionStorage 3pm"
.TH DBIx::Class::DeploymentHandler::HandlesVersionStorage 3pm "2019-11-03" "perl v5.30.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
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.SH "NAME"
DBIx::Class::DeploymentHandler::HandlesVersionStorage \- Interface for version storage methods
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
Typically VersionStorages will be implemented with a simple
DBIx::Class::Result.  Take a look at the
two existing implementations for examples of what you
might want to do in your own storage.
.SH "KNOWN IMPLEMENTATIONS"
.IX Header "KNOWN IMPLEMENTATIONS"
.IP "\(bu" 4
DBIx::Class::DeploymentHandler::VersionStorage::Standard
.IP "\(bu" 4
DBIx::Class::DeploymentHandler::VersionStorage::Deprecated
.SH "METHODS"
.IX Header "METHODS"
.SS "add_database_version"
.IX Subsection "add_database_version"
.Vb 5
\& $dh\->add_database_version({
\&   version     => \*(Aq1.02\*(Aq,
\&   ddl         => $ddl, # can be undef
\&   upgrade_sql => $sql, # can be undef
\& });
.Ve
.PP
Store a new version into the version storage
.SS "database_version"
.IX Subsection "database_version"
.Vb 1
\& my $db_version = $version_storage\->database_version
.Ve
.PP
Returns the most recently installed version in the database.
.SS "delete_database_version"
.IX Subsection "delete_database_version"
.Vb 1
\& $dh\->delete_database_version({ version => \*(Aq1.02\*(Aq })
.Ve
.PP
Deletes given database version from the version storage
.SS "version_storage_is_installed"
.IX Subsection "version_storage_is_installed"
.Vb 2
\& warn q(I can\*(Aqt version this database!)
\&   unless $dh\->version_storage_is_installed
.Ve
.PP
return true if the version storage is installed.
.SH "AUTHOR"
.IX Header "AUTHOR"
Arthur Axel \*(L"fREW\*(R" Schmidt <frioux+cpan@gmail.com>
.SH "COPYRIGHT AND LICENSE"
.IX Header "COPYRIGHT AND LICENSE"
This software is copyright (c) 2019 by Arthur Axel \*(L"fREW\*(R" Schmidt.
.PP
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.