org.apache.drill.exec.planner.sql

Class DrillConvertletTable

java.lang.Object

org.apache.drill.exec.planner.sql.DrillConvertletTable

All Implemented Interfaces:

org.apache.calcite.sql2rel.SqlRexConvertletTable

public class DrillConvertletTable
extends Object
implements org.apache.calcite.sql2rel.SqlRexConvertletTable

Convertlet table which allows to plug-in custom rex conversion of calls to Calcite's standard operators.

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.calcite.sql2rel.SqlRexConvertletTable	INSTANCE

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.sql2rel.SqlRexConvertlet	get(org.apache.calcite.sql.SqlCall call) Lookup the hash table to see if we have a custom convertlet for a given operator, if we don't use StandardConvertletTable.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final org.apache.calcite.sql2rel.SqlRexConvertletTable INSTANCE

Method Detail

get

public org.apache.calcite.sql2rel.SqlRexConvertlet get(org.apache.calcite.sql.SqlCall call)

Lookup the hash table to see if we have a custom convertlet for a given operator, if we don't use StandardConvertletTable.

Specified by:

get in interface org.apache.calcite.sql2rel.SqlRexConvertletTable