org.apache.drill.exec.store

Interface ColumnExplorer.ImplicitFileColumn

All Known Implementing Classes:

ColumnExplorer.ImplicitFileColumns, ColumnExplorer.ImplicitInternalFileColumns

Enclosing class:

ColumnExplorer

public static interface ColumnExplorer.ImplicitFileColumn

Method Summary

Modifier and Type	Method and Description
default boolean	isOptional() Whether implicit column is optional or required.
String	optionName() Returns option name for obtaining implicit column name.

Method Detail

optionName

String optionName()

Returns option name for obtaining implicit column name.

Returns:

option name for obtaining implicit column name.

isOptional

default boolean isOptional()

Whether implicit column is optional or required.

Returns:

true if implicit column is optional, false otherwise