DBIx::Class::Optional::Dependencies − Optional module dependency specifications (for module authors)
Somewhere in your build-file (e.g. Module::Install’s Makefile.PL):
... configure_requires 'DBIx::Class' => '0.082840'; require DBIx::Class::Optional::Dependencies; my $deploy_deps = DBIx::Class::Optional::Dependencies−>req_list_for('deploy'); for (keys %$deploy_deps) { requires $_ => $deploy_deps−>{$_}; } ...
Note that there are some caveats regarding "configure_requires()", more info can be found at "configure_requires" in Module::Install
Some of the less-frequently used features of DBIx::Class have external module dependencies on their own. In order not to burden the average user with modules he will never use, these optional dependencies are not included in the base Makefile.PL. Instead an exception with a descriptive message is thrown when a specific feature is missing one or several modules required for its operation. This module is the central holding place for the current list of such dependencies, for DBIx::Class core authors, and DBIx::Class extension authors alike.
Dependencies are organized in "groups" and each group can list one or more required modules, with an optional minimum version (or 0 for any version). The group name can be used in the
DBIx::Class::Admin
Modules required for the DBIx::Class administrative library
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JSON::Any >= 1.23 |
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Moose >= 0.98 |
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MooseX::Types >= 0.21 |
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MooseX::Types::JSON >= 0.02 |
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MooseX::Types::LoadableClass >= 0.011 |
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MooseX::Types::Path::Class >= 0.05 |
Requirement group: admin
dbicadmin
Modules required for the CLI DBIx::Class interface dbicadmin
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Getopt::Long::Descriptive >= 0.081 |
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JSON::Any >= 1.23 |
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Moose >= 0.98 |
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MooseX::Types >= 0.21 |
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MooseX::Types::JSON >= 0.02 |
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MooseX::Types::LoadableClass >= 0.011 |
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MooseX::Types::Path::Class >= 0.05 |
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Text::CSV >= 1.16 |
Requirement group: admin_script
Storage::DBI::deploy()
Modules required for "deployment_statements" in DBIx::Class::Storage::DBI and "deploy" in DBIx::Class::Schema
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SQL::Translator >= 0.11018 |
Requirement group: deploy
Sybase ASE support
Modules required to connect to Sybase ASE
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DBD::Sybase |
Requirement group: rdbms_ase
DB2 support
Modules required to connect to DB2
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DBD::DB2 |
Requirement group: rdbms_db2
DB2 on AS/400 support
Modules required to connect to DB2 on AS/400
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DBD::ODBC |
Requirement group: rdbms_db2_400
Firebird support
Modules required to connect to Firebird
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DBD::Firebird |
Requirement group: rdbms_firebird
Firebird support via DBD::InterBase
Modules required to connect to Firebird via DBD::InterBase
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DBD::InterBase |
Requirement group: rdbms_firebird_interbase
Firebird support via DBD::ODBC
Modules required to connect to Firebird via DBD::ODBC
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DBD::ODBC |
Requirement group: rdbms_firebird_odbc
Informix support
Modules required to connect to Informix
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DBD::Informix |
Requirement group: rdbms_informix
MS Access support via DBD::ADO (Windows only)
Modules required to connect to MS Access via DBD::ADO. This particular DBD is available on Windows only
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DBD::ADO |
Requirement group: rdbms_msaccess_ado
MS Access support via DBD::ODBC
Modules required to connect to MS Access via DBD::ODBC
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DBD::ODBC |
Requirement group: rdbms_msaccess_odbc
MSSQL support via DBD::ADO (Windows only)
Modules required to connect to MSSQL via DBD::ADO. This particular DBD is available on Windows only
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DBD::ADO |
Requirement group: rdbms_mssql_ado
MSSQL support via DBD::ODBC
Modules required to connect to MSSQL via DBD::ODBC
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DBD::ODBC |
Requirement group: rdbms_mssql_odbc
MSSQL support via DBD::Sybase
Modules required to connect to MSSQL via DBD::Sybase
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DBD::Sybase |
Requirement group: rdbms_mssql_sybase
MySQL support
Modules required to connect to MySQL
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DBD::mysql |
Requirement group: rdbms_mysql
Oracle support
Modules required to connect to Oracle
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DBD::Oracle |
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Math::Base36 >= 0.07 |
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Math::BigInt >= 1.80 |
Requirement group: rdbms_oracle
PostgreSQL support
Modules required to connect to PostgreSQL
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DBD::Pg |
Requirement group: rdbms_pg
SQLAnywhere support
Modules required to connect to SQLAnywhere
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DBD::SQLAnywhere |
Requirement group: rdbms_sqlanywhere
SQLAnywhere support via DBD::ODBC
Modules required to connect to SQLAnywhere via DBD::ODBC
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DBD::ODBC |
Requirement group: rdbms_sqlanywhere_odbc
SQLite support
Modules required to connect to SQLite
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DBD::SQLite |
Requirement group: rdbms_sqlite
Storage::Replicated
Modules required for DBIx::Class::Storage::DBI::Replicated
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Moose >= 0.98 |
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MooseX::Types >= 0.21 |
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MooseX::Types::LoadableClass >= 0.011 |
Requirement group: replicated
req_group_list
Arguments: none
Return Value: \%list_of_requirement_groups
This method should be used by DBIx::Class packagers, to get a hashref of all dependencies keyed by dependency group. Each key (group name) can be supplied to one of the group-specific methods below.
req_list_for
Arguments: $group_name
Return Value: \%list_of_module_version_pairs
This method should be used by DBIx::Class extension authors, to determine the version of modules a specific feature requires in the current version of DBIx::Class. See the " SYNOPSIS" for a real-world example.
req_ok_for
Arguments: $group_name
Return Value: 1|0
Returns true or false depending on whether all modules required by $group_name are present on the system and loadable.
req_missing_for
Arguments: $group_name
Return Value: $error_message_string
Returns a single line string suitable for inclusion in larger error messages. This method would normally be used by DBIx::Class core-module author, to indicate to the user that he needs to install specific modules before he will be able to use a specific feature.
For example if some of the requirements for "deploy" are not available, the returned string could look like:
SQL::Translator >= 0.11018 (see DBIx::Class::Optional::Dependencies for details)
The author is expected to prepend the necessary text to this message before returning the actual error seen by the user.
die_unless_req_ok_for
Arguments: $group_name
Checks if "req_ok_for" passes for the supplied $group_name, and in case of failure throws an exception including the information from "req_missing_for".
req_errorlist_for
Arguments: $group_name
Return Value: \%list_of_loaderrors_per_module
Returns a hashref containing the actual errors that occurred while attempting to load each module in the requirement group.
Check the list of additional DBIC resources.
This module is free software copyright by the DBIx::Class ( DBIC ) authors. You can redistribute it and/or modify it under the same terms as the DBIx::Class library.