KeyExpressionWithoutChildren (fdb-record-layer-core-pb3 2.10.164.0 API)

All Superinterfaces:

KeyExpression, PlanHashable, QueryHashable

All Known Implementing Classes:

EmptyKeyExpression, FieldKeyExpression, LiteralKeyExpression, RecordTypeKeyExpression, SplitKeyExpression, VersionKeyExpression
```
@API(MAINTAINED)
public interface KeyExpressionWithoutChildren
extends KeyExpression
```
A KeyExpression with no children.

- Nested Class Summary
  - Nested classes/interfaces inherited from interface com.apple.foundationdb.record.metadata.expressions.KeyExpression
    KeyExpression.DeserializationException, KeyExpression.FanType, KeyExpression.InvalidExpressionException, KeyExpression.InvalidResultException, KeyExpression.NoSuchArgumentException, KeyExpression.SerializationException
  - Nested classes/interfaces inherited from interface com.apple.foundationdb.record.PlanHashable
    PlanHashable.PlanHashKind
  - Nested classes/interfaces inherited from interface com.apple.foundationdb.record.QueryHashable
    QueryHashable.QueryHashKind
- Method Summary
  - Methods inherited from interface com.apple.foundationdb.record.metadata.expressions.KeyExpression
    createsDuplicates, evaluate, evaluateMessage, evaluateSingleton, expand, getColumnSize, getSubKey, hasLosslessNormalization, hasProperInterfaces, hasRecordTypeKey, isPrefixKey, normalizeKeyForPositions, toKeyExpression, toProto, validate, versionColumns
  - Methods inherited from interface com.apple.foundationdb.record.PlanHashable
    planHash, planHash
  - Methods inherited from interface com.apple.foundationdb.record.QueryHashable
    queryHash