Uses of Package
org.apache.drill.exec.physical.impl.scan.columns

Packages that use org.apache.drill.exec.physical.impl.scan.columns

Package	Description
org.apache.drill.exec.physical.impl.scan	Defines the scan operation implementation.
org.apache.drill.exec.physical.impl.scan.columns	Handles the special "columns" column used by the text reader, and available to similar readers.
org.apache.drill.exec.store.easy.text.reader	Version 3 of the text reader.

Classes in org.apache.drill.exec.physical.impl.scan.columns used by org.apache.drill.exec.physical.impl.scan

Class and Description
ColumnsScanFramework.ColumnsScanBuilder
ColumnsSchemaNegotiator Schema negotiator that supports the file scan options plus access to the specific selected columns indexes.

Classes in org.apache.drill.exec.physical.impl.scan.columns used by org.apache.drill.exec.physical.impl.scan.columns

Class and Description
ColumnsArrayManager Handles the special case in which the entire row is returned as a "columns" array.
ColumnsScanFramework Scan framework for a file that supports the special "columns" column.
ColumnsScanFramework.ColumnsScanBuilder
ColumnsSchemaNegotiator Schema negotiator that supports the file scan options plus access to the specific selected columns indexes.
UnresolvedColumnsArrayColumn

Classes in org.apache.drill.exec.physical.impl.scan.columns used by org.apache.drill.exec.store.easy.text.reader

Class and Description
ColumnsSchemaNegotiator Schema negotiator that supports the file scan options plus access to the specific selected columns indexes.