Package io.trino.operator.scalar

Class RowToJsonCast

java.lang.Object

io.trino.metadata.SqlScalarFunction

io.trino.metadata.SqlOperator

io.trino.operator.scalar.RowToJsonCast

All Implemented Interfaces:

SqlFunction

public class RowToJsonCast
extends SqlOperator

Field Summary

Fields

Modifier and Type	Field	Description
static RowToJsonCast	LEGACY_ROW_TO_JSON
static RowToJsonCast	ROW_TO_JSON

Method Summary

Modifier and Type	Method	Description
protected ScalarFunctionImplementation	specialize(BoundSignature boundSignature)
static io.airlift.slice.Slice	toJsonArray(List<JsonUtil.JsonGeneratorWriter> fieldWriters, Block block)
static io.airlift.slice.Slice	toJsonObject(List<String> fieldNames, List<JsonUtil.JsonGeneratorWriter> fieldWriters, Block block)

Methods inherited from class io.trino.metadata.SqlScalarFunction

getFunctionMetadata, specialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.trino.metadata.SqlFunction

getFunctionDependencies, getFunctionDependencies

Field Detail

ROW_TO_JSON

public static final RowToJsonCast ROW_TO_JSON

LEGACY_ROW_TO_JSON

public static final RowToJsonCast LEGACY_ROW_TO_JSON

Method Detail

specialize

protected ScalarFunctionImplementation specialize(BoundSignature boundSignature)

Overrides:

specialize in class SqlScalarFunction

toJsonObject

public static io.airlift.slice.Slice toJsonObject(List<String> fieldNames,
                                                  List<JsonUtil.JsonGeneratorWriter> fieldWriters,
                                                  Block block)

toJsonArray

public static io.airlift.slice.Slice toJsonArray(List<JsonUtil.JsonGeneratorWriter> fieldWriters,
                                                 Block block)