Uses of Class
org.apache.drill.exec.physical.resultSet.impl.ResultVectorCacheImpl
Package
Description
Provides run-time semantic analysis of the projection list for the
scan operator.
Implements the details of the scan lifecycle for a set of readers,
primarily the process of resolving the scan output schema from a variety
of input schemas, then running each reader, each of which will produce
some number of batches.
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Uses of ResultVectorCacheImpl in org.apache.drill.exec.physical.impl.scan.project
Modifier and TypeFieldDescriptionprotected final ResultVectorCacheImpl
ScanSchemaOrchestrator.vectorCache
Cache used to preserve the same vectors from one output batch to the next to keep the Project operator happy (which depends on exactly the same vectors. -
Uses of ResultVectorCacheImpl in org.apache.drill.exec.physical.impl.scan.v3.lifecycle