MvccVersionChain class

Head of the version chain for one logical row. The head is always the most-recent version.

Constructors

MvccVersionChain(MvccRowVersion head)

Properties

hashCode → int

The hash code for this object.

no setter, inherited

head ↔ MvccRowVersion

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

vacuum(int threshold) → void

Prune versions that can no longer be seen by any active transaction. threshold = oldestActiveTxnId from TransactionManager.

visibleVersion(TxnContext ctx) → MvccRowVersion?

Find the version visible to ctx, walking the chain.

Operators

operator ==(Object other) → bool

The equality operator.

inherited