API docs for “stoqlib.database.migration.PluginSchemaMigration”

Method	__init__	Create a new PluginSchemaMigration object.
Method	generate_sql_for_patch	This method is responsible for creating an SQL
Method	get_current_version	This method is revision for returning the database schema version

Inherited from SchemaMigration:

Method	_patchname_is_valid	Undocumented
Method	_get_patches	Undocumented
Method	_update_schema	Check the current version of database and update the schema if
Method	check_uptodate	Verify if the schema is up to date.
Method	apply_all_patches	Apply all available patches
Method	update	Updates the database schema
Method	after_update	This can be implemented in a subclass, but it is not mandatory.

def __init__(self, plugin_name, resource, patterns):

Create a new PluginSchemaMigration object.

Parameters	plugin_name	name of the plugin
	resource	resource to load sql patches from
	patterns	sql patch pattern

def generate_sql_for_patch(self, patch):

This method is responsible for creating an SQL statement which is used to update the migration versioning information

This must be implemented in a subclass

Parameters	patch	the patch that was applied
Returns	an SQL string

def get_current_version(self):

This method is revision for returning the database schema version for a migration subclass

This must be implemented in a subclass

Returns the current database patch version

Class s.d.m.PluginSchemaMigration(SchemaMigration):