The oslo_db.sqlalchemy.types Module

class oslo_db.sqlalchemy.types.JsonEncodedDict(*args, **kwargs)

Bases: oslo_db.sqlalchemy.types.JsonEncodedType

Represents dict serialized as json-encoded string in db.

Note that this type does NOT track mutations. If you want to update it, you have to assign existing value to a temporary variable, update, then assign back. See this page for more robust work around: http://docs.sqlalchemy.org/en/rel_1_0/orm/extensions/mutable.html

type

alias of dict

class oslo_db.sqlalchemy.types.JsonEncodedList(*args, **kwargs)

Bases: oslo_db.sqlalchemy.types.JsonEncodedType

Represents list serialized as json-encoded string in db.

Note that this type does NOT track mutations. If you want to update it, you have to assign existing value to a temporary variable, update, then assign back. See this page for more robust work around: http://docs.sqlalchemy.org/en/rel_1_0/orm/extensions/mutable.html

type

alias of list

class oslo_db.sqlalchemy.types.JsonEncodedType(*args, **kwargs)

Bases: sqlalchemy.sql.type_api.TypeDecorator

Base column type for data serialized as JSON-encoded string in db.

impl

alias of Text

process_bind_param(value, dialect)

process_result_value(value, dialect)

type = None