org.apache.drill.exec.dotdrill

Class View

java.lang.Object

org.apache.drill.exec.dotdrill.View

public class View
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	View.Field

Constructor Summary

Constructors

Constructor and Description
View(String name, String sql, List<View.Field> fields, List<String> workspaceSchemaPath)
View(String name, String sql, org.apache.calcite.rel.type.RelDataType rowType, List<String> workspaceSchemaPath)

Method Summary

Modifier and Type	Method and Description
List<View.Field>	getFields()
String	getName()
org.apache.calcite.rel.type.RelDataType	getRowType(org.apache.calcite.rel.type.RelDataTypeFactory factory) If view fields are present then attempts to gather them into struct type, otherwise returns extension of DynamicRecordType.
String	getSql()
List<String>	getWorkspaceSchemaPath()
boolean	hasStar()
boolean	isDynamic()
void	setSql(String sql)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

View

public View(String name,
            String sql,
            org.apache.calcite.rel.type.RelDataType rowType,
            List<String> workspaceSchemaPath)

View

public View(String name,
            String sql,
            List<View.Field> fields,
            List<String> workspaceSchemaPath)

Method Detail

getRowType

public org.apache.calcite.rel.type.RelDataType getRowType(org.apache.calcite.rel.type.RelDataTypeFactory factory)

If view fields are present then attempts to gather them into struct type, otherwise returns extension of DynamicRecordType.

Parameters:

factory - factory for rel data types creation

Returns:

struct type that describes names and types of all view fields or extension of DynamicRecordType when view fields are empty

isDynamic

public boolean isDynamic()

hasStar

public boolean hasStar()

getSql

public String getSql()

setSql

public void setSql(String sql)

getName

public String getName()

getFields

public List<View.Field> getFields()

getWorkspaceSchemaPath

public List<String> getWorkspaceSchemaPath()