io.prestosql.operator.scalar

Class JsonToRowCast

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.metadata.SqlOperator

io.prestosql.operator.scalar.JsonToRowCast

All Implemented Interfaces:

SqlFunction

public class JsonToRowCast
extends SqlOperator

Field Summary

Fields

Modifier and Type	Field and Description
static JsonToRowCast	JSON_TO_ROW

Method Summary

Modifier and Type	Method and Description
ScalarFunctionImplementation	specialize(BoundVariables boundVariables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)
static Block	toRow(RowType rowType, JsonUtil.BlockBuilderAppender[] fieldAppenders, Optional<Map<String,Integer>> fieldNameToIndex, ConnectorSession connectorSession, io.airlift.slice.Slice json)

Methods inherited from class io.prestosql.metadata.SqlOperator

getDescription, isDeterministic, isHidden

Methods inherited from class io.prestosql.metadata.SqlScalarFunction

builder, getSignature

Methods inherited from class java.lang.Object

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

Field Detail

JSON_TO_ROW

public static final JsonToRowCast JSON_TO_ROW

Method Detail

specialize

public ScalarFunctionImplementation specialize(BoundVariables boundVariables,
                                               int arity,
                                               TypeManager typeManager,
                                               FunctionRegistry functionRegistry)

Specified by:

specialize in class SqlScalarFunction

toRow

public static Block toRow(RowType rowType,
                          JsonUtil.BlockBuilderAppender[] fieldAppenders,
                          Optional<Map<String,Integer>> fieldNameToIndex,
                          ConnectorSession connectorSession,
                          io.airlift.slice.Slice json)