io.prestosql.operator.scalar

Class JsonToArrayCast

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.metadata.SqlOperator

io.prestosql.operator.scalar.JsonToArrayCast

All Implemented Interfaces:

SqlFunction

public class JsonToArrayCast
extends SqlOperator

Field Summary

Fields

Modifier and Type	Field and Description
static JsonToArrayCast	JSON_TO_ARRAY

Method Summary

Modifier and Type	Method and Description
ScalarFunctionImplementation	specialize(BoundVariables boundVariables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)
static Block	toArray(ArrayType arrayType, JsonUtil.BlockBuilderAppender elementAppender, 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_ARRAY

public static final JsonToArrayCast JSON_TO_ARRAY

Method Detail

specialize

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

Specified by:

specialize in class SqlScalarFunction

toArray

public static Block toArray(ArrayType arrayType,
                            JsonUtil.BlockBuilderAppender elementAppender,
                            ConnectorSession connectorSession,
                            io.airlift.slice.Slice json)