Package org.apache.druid.sql.calcite.expression.builtin

Class ComplexDecodeBase64OperatorConversion

java.lang.Object

org.apache.druid.sql.calcite.expression.builtin.ComplexDecodeBase64OperatorConversion

All Implemented Interfaces:

SqlOperatorConversion

public class ComplexDecodeBase64OperatorConversion
extends Object
implements SqlOperatorConversion

Field Summary

Fields

Modifier and Type	Field	Description
static final org.apache.calcite.sql.type.SqlReturnTypeInference	ARBITRARY_COMPLEX_RETURN_TYPE_INFERENCE

Constructor Summary

Constructors

Constructor	Description
ComplexDecodeBase64OperatorConversion()

Method Summary

Modifier and Type	Method	Description
org.apache.calcite.sql.SqlOperator	calciteOperator()	Returns the SQL operator corresponding to this function.
DruidExpression	toDruidExpression(PlannerContext plannerContext, RowSignature rowSignature, org.apache.calcite.rex.RexNode rexNode)	Translate a Calcite RexNode to a Druid expression.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.sql.calcite.expression.SqlOperatorConversion

toDruidExpressionWithPostAggOperands, toDruidFilter, toPostAggregator

Field Details

ARBITRARY_COMPLEX_RETURN_TYPE_INFERENCE

public static final org.apache.calcite.sql.type.SqlReturnTypeInference ARBITRARY_COMPLEX_RETURN_TYPE_INFERENCE

Constructor Details

ComplexDecodeBase64OperatorConversion

public ComplexDecodeBase64OperatorConversion()

Method Details

calciteOperator

public org.apache.calcite.sql.SqlOperator calciteOperator()

Description copied from interface: SqlOperatorConversion

Returns the SQL operator corresponding to this function. Should be a singleton.

Specified by:

calciteOperator in interface SqlOperatorConversion

Returns:

operator

toDruidExpression

@Nullable
public DruidExpression toDruidExpression(PlannerContext plannerContext,
 RowSignature rowSignature,
 org.apache.calcite.rex.RexNode rexNode)

Description copied from interface: SqlOperatorConversion

Translate a Calcite RexNode to a Druid expression.

Specified by:

toDruidExpression in interface SqlOperatorConversion

Parameters:

plannerContext - SQL planner context

rowSignature - signature of the rows to be extracted from

rexNode - expression meant to be applied on top of the rows

Returns:

Druid expression, or null if translation is not possible

See Also:

• Expressions.toDruidExpression(PlannerContext, RowSignature, RexNode)