Rails Framework Documentation 2.3.2
ActiveRecord
AutosaveAssociation
Callbacks
Dirty
Locking
NamedScope
Serialization
TestFixtures
Timestamp
Transactions
Validations
ActiveRecordError
AdapterNotFound
AdapterNotSpecified
AssociationTypeMismatch
AttributeAssignmentError
Base
ConfigurationError
ConnectionNotEstablished
ConnectionTimeoutError
DangerousAttributeError
DynamicFinderMatch
DynamicScopeMatch
Errors
Migration
MigrationProxy
MissingAttributeError
MultiparameterAssignmentErrors
Observer
PreparedStatementInvalid
QueryCache
ReadOnlyRecord
RecordInvalid
RecordNotFound
RecordNotSaved
Rollback
Schema
SerializationTypeMismatch
SessionStore
StaleObjectError
StatementInvalid
UnknownAttributeError
constants
|
attributes
|
methods
Class
ActiveRecord::ReadOnlyRecord
Inheritance
<
ActiveRecord::ActiveRecordError
< StandardError
Raised on attempt to update record that is instantiated as read only.