PlanBuilder¶

PlanBuilder is an abstraction of query plan builders (for QueryBuilder to build a query implementation from an execution plan).

Contract (Subset)¶

Visiting StreamSelect¶

KStreamHolder<K> visitStreamSelect(
  StreamSelect<K> streamSelect,
  PlanInfo planInfo)

Visits a StreamSelect

See KSPlanBuilder

Used when:

• StreamSelect is requested to build a KStreamHolder

Visiting StreamSource¶

KStreamHolder<GenericKey> visitStreamSource(
  StreamSource streamSource,
  PlanInfo planInfo)

Visits a StreamSource

See KSPlanBuilder

Used when:

• StreamSource is requested to build a KStreamHolder

Visiting TableSource¶

KTableHolder<GenericKey> visitTableSource(
  TableSourceV1 tableSourceV1,
  PlanInfo planInfo)
KTableHolder<GenericKey> visitTableSource(
  TableSource tableSource,
  PlanInfo planInfo)

See KSPlanBuilder

Used when:

• TableSourceV1 is requested to build a KTableHolder
• TableSource is requested to build a KTableHolder

Implementations¶

• KSPlanBuilder