Uses of Class
org.apache.flink.table.types.DataType

Packages that use DataType

Package	Description
org.apache.flink.table.api
org.apache.flink.table.catalog
org.apache.flink.table.descriptors
org.apache.flink.table.expressions
org.apache.flink.table.functions
org.apache.flink.table.sinks
org.apache.flink.table.sources
org.apache.flink.table.sources.tsextractors
org.apache.flink.table.types
org.apache.flink.table.types.extraction
org.apache.flink.table.types.extraction.utils
org.apache.flink.table.types.inference
org.apache.flink.table.types.inference.strategies
org.apache.flink.table.types.inference.transforms
org.apache.flink.table.types.inference.utils
org.apache.flink.table.types.utils
org.apache.flink.table.utils

Uses of DataType in org.apache.flink.table.api

Methods in org.apache.flink.table.api that return DataType

Modifier and Type	Method and Description
static <T> DataType	DataTypes.ANY(Class<T> clazz, org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer) Deprecated. Use DataTypes.RAW(Class, TypeSerializer) instead.
static <T> DataType	DataTypes.ANY(org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInformation) Deprecated. Use DataTypes.RAW(TypeInformation) instead.
static DataType	DataTypes.ARRAY(DataType elementDataType) Data type of an array of elements with same subtype.
static DataType	DataTypes.BIGINT() Data type of an 8-byte signed integer with values from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807.
static DataType	DataTypes.BINARY(int n) Data type of a fixed-length binary string (=a sequence of bytes) BINARY(n) where n is the number of bytes.
static DataType	DataTypes.BOOLEAN() Data type of a boolean with a (possibly) three-valued logic of TRUE, FALSE, UNKNOWN.
static DataType	DataTypes.BYTES() Data type of a variable-length binary string (=a sequence of bytes) with defined maximum length.
static DataType	DataTypes.CHAR(int n) Data type of a fixed-length character string CHAR(n) where n is the number of code points.
static DataType	DataTypes.DATE() Data type of a date consisting of year-month-day with values ranging from 0000-01-01 to 9999-12-31.
static DataType	DataTypes.DECIMAL(int precision, int scale) Data type of a decimal number with fixed precision and scale DECIMAL(p, s) where p is the number of digits in a number (=precision) and s is the number of digits to the right of the decimal point in a number (=scale).
static DataType	DataTypes.DOUBLE() Data type of an 8-byte double precision floating point number.
static DataType	DataTypes.FLOAT() Data type of a 4-byte single precision floating point number.
DataType	DataTypes.Field.getDataType()
DataType[]	TableSchema.getFieldDataTypes() Returns all field data types as an array.
DataType	TableColumn.getType() Returns data type of this column.
DataType	WatermarkSpec.getWatermarkExprOutputType() Returns the data type of the computation result of watermark generation expression.
static DataType	DataTypes.INT() Data type of a 4-byte signed integer with values from -2,147,483,648 to 2,147,483,647.
static DataType	DataTypes.INTERVAL(DataTypes.Resolution resolution) Data type of a temporal interval.
static DataType	DataTypes.INTERVAL(DataTypes.Resolution upperResolution, DataTypes.Resolution lowerResolution) Data type of a temporal interval.
static DataType	DataTypes.MAP(DataType keyDataType, DataType valueDataType) Data type of an associative array that maps keys (including NULL) to values (including NULL).
static DataType	DataTypes.MULTISET(DataType elementDataType) Data type of a multiset (=bag).
static DataType	DataTypes.NULL() Data type for representing untyped NULL values.
static <T> DataType	DataTypes.RAW(Class<T> clazz, org.apache.flink.api.common.typeutils.TypeSerializer<T> serializer) Data type of an arbitrary serialized type.
static <T> DataType	DataTypes.RAW(org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInformation) Data type of an arbitrary serialized type backed by TypeInformation.
static DataType	DataTypes.ROW(DataTypes.Field... fields) Data type of a sequence of fields.
static DataType	DataTypes.SMALLINT() Data type of a 2-byte signed integer with values from -32,768 to 32,767.
static DataType	DataTypes.STRING() Data type of a variable-length character string with defined maximum length.
static DataType	DataTypes.TIME() Data type of a time WITHOUT time zone TIME with no fractional seconds by default.
static DataType	DataTypes.TIME(int precision) Data type of a time WITHOUT time zone TIME(p) where p is the number of digits of fractional seconds (=precision).
static DataType	DataTypes.TIMESTAMP_WITH_LOCAL_TIME_ZONE() Data type of a timestamp WITH LOCAL time zone TIMESTAMP WITH LOCAL TIME ZONE with 6 digits of fractional seconds by default.
static DataType	DataTypes.TIMESTAMP_WITH_LOCAL_TIME_ZONE(int precision) Data type of a timestamp WITH LOCAL time zone TIMESTAMP(p) WITH LOCAL TIME ZONE where p is the number of digits of fractional seconds (=precision).
static DataType	DataTypes.TIMESTAMP_WITH_TIME_ZONE() Data type of a timestamp WITH time zone TIMESTAMP WITH TIME ZONE with 6 digits of fractional seconds by default.
static DataType	DataTypes.TIMESTAMP_WITH_TIME_ZONE(int precision) Data type of a timestamp WITH time zone TIMESTAMP(p) WITH TIME ZONE where p is the number of digits of fractional seconds (=precision).
static DataType	DataTypes.TIMESTAMP() Data type of a timestamp WITHOUT time zone TIMESTAMP with 6 digits of fractional seconds by default.
static DataType	DataTypes.TIMESTAMP(int precision) Data type of a timestamp WITHOUT time zone TIMESTAMP(p) where p is the number of digits of fractional seconds (=precision).
static DataType	DataTypes.TINYINT() Data type of a 1-byte signed integer with values from -128 to 127.
DataType	TableSchema.toRowDataType() Converts a table schema into a (nested) data type describing a DataTypes.ROW(Field...).
static DataType	DataTypes.VARBINARY(int n) Data type of a variable-length binary string (=a sequence of bytes) VARBINARY(n) where n is the maximum number of bytes.
static DataType	DataTypes.VARCHAR(int n) Data type of a variable-length character string VARCHAR(n) where n is the maximum number of code points.

Methods in org.apache.flink.table.api that return types with arguments of type DataType

Modifier and Type	Method and Description
Optional<DataType>	TableSchema.getFieldDataType(int fieldIndex) Returns the specified data type for the given field index.
Optional<DataType>	TableSchema.getFieldDataType(String fieldName) Returns the specified data type for the given field name.

Methods in org.apache.flink.table.api with parameters of type DataType

Modifier and Type	Method and Description
static DataType	DataTypes.ARRAY(DataType elementDataType) Data type of an array of elements with same subtype.
TableSchema.Builder	TableSchema.Builder.field(String name, DataType dataType) Add a field with name and data type.
static DataTypes.Field	DataTypes.FIELD(String name, DataType dataType) Field definition with field name and data type.
TableSchema.Builder	TableSchema.Builder.field(String name, DataType dataType, String expression) Add a computed field which is generated by the given expression.
static DataTypes.Field	DataTypes.FIELD(String name, DataType dataType, String description) Field definition with field name, data type, and a description.
TableSchema.Builder	TableSchema.Builder.fields(String[] names, DataType[] dataTypes) Add an array of fields with names and data types.
static DataType	DataTypes.MAP(DataType keyDataType, DataType valueDataType) Data type of an associative array that maps keys (including NULL) to values (including NULL).
static DataType	DataTypes.MULTISET(DataType elementDataType) Data type of a multiset (=bag).
static TableColumn	TableColumn.of(String name, DataType type) Creates a table column from given name and data type.
static TableColumn	TableColumn.of(String name, DataType type, String expression) Creates a table column from given name and computation expression.
TableSchema.Builder	TableSchema.Builder.watermark(String rowtimeAttribute, String watermarkExpressionString, DataType watermarkExprOutputType) Specifies the previously defined field as an event-time attribute and specifies the watermark strategy.

Constructors in org.apache.flink.table.api with parameters of type DataType

Constructor and Description
WatermarkSpec(String rowtimeAttribute, String watermarkExpressionString, DataType watermarkExprOutputType)

Uses of DataType in org.apache.flink.table.catalog

Methods in org.apache.flink.table.catalog that return DataType

Modifier and Type	Method and Description
DataType	DataTypeLookup.resolveRawDataType(Class<?> clazz) Resolves a RAW type for the given class.

Methods in org.apache.flink.table.catalog that return types with arguments of type DataType

Modifier and Type	Method and Description
Optional<DataType>	DataTypeLookup.lookupDataType(String name) Lookup a type by a fully or partially defined name.
Optional<DataType>	DataTypeLookup.lookupDataType(UnresolvedIdentifier identifier) Lookup a type by an unresolved identifier.

Uses of DataType in org.apache.flink.table.descriptors

Methods in org.apache.flink.table.descriptors that return DataType

Modifier and Type	Method and Description
DataType	DescriptorProperties.getDataType(String key) Returns the DataType under the given existing key.

Methods in org.apache.flink.table.descriptors that return types with arguments of type DataType

Modifier and Type	Method and Description
Optional<DataType>	DescriptorProperties.getOptionalDataType(String key) Returns the DataType under the given key if it exists.

Methods in org.apache.flink.table.descriptors with parameters of type DataType

Modifier and Type	Method and Description
Schema	Schema.field(String fieldName, DataType fieldType) Adds a field with the field name and the data type.

Uses of DataType in org.apache.flink.table.expressions

Methods in org.apache.flink.table.expressions that return DataType

Modifier and Type	Method and Description
DataType	CallExpression.getOutputDataType()
DataType	ValueLiteralExpression.getOutputDataType()
DataType	FieldReferenceExpression.getOutputDataType()
DataType	ResolvedExpression.getOutputDataType() Returns the data type of the computation result.
DataType	TypeLiteralExpression.getOutputDataType()

Constructors in org.apache.flink.table.expressions with parameters of type DataType

Constructor and Description
CallExpression(FunctionDefinition functionDefinition, List<ResolvedExpression> args, DataType dataType)
CallExpression(FunctionIdentifier functionIdentifier, FunctionDefinition functionDefinition, List<ResolvedExpression> args, DataType dataType)
FieldReferenceExpression(String name, DataType dataType, int inputIndex, int fieldIndex)
TypeLiteralExpression(DataType dataType)
ValueLiteralExpression(Object value, DataType dataType)

Uses of DataType in org.apache.flink.table.functions

Method parameters in org.apache.flink.table.functions with type arguments of type DataType

Modifier and Type	Method and Description
BuiltInFunctionDefinition.Builder	BuiltInFunctionDefinition.Builder.typedArguments(List<DataType> argumentTypes)

Uses of DataType in org.apache.flink.table.sinks

Methods in org.apache.flink.table.sinks that return DataType

Modifier and Type	Method and Description
default DataType	TableSink.getConsumedDataType() Returns the data type consumed by this TableSink.

Uses of DataType in org.apache.flink.table.sources

Methods in org.apache.flink.table.sources that return DataType

Modifier and Type	Method and Description
default DataType	TableSource.getProducedDataType() Returns the DataType for the produced data of the TableSource.

Uses of DataType in org.apache.flink.table.sources.tsextractors

Methods in org.apache.flink.table.sources.tsextractors with parameters of type DataType

Modifier and Type	Method and Description
static ResolvedFieldReference[]	TimestampExtractorUtils.getAccessedFields(TimestampExtractor timestampExtractor, DataType physicalInputType, java.util.function.Function<String,String> nameRemapping) Retrieves all field accesses needed for the given TimestampExtractor.

Uses of DataType in org.apache.flink.table.types

Subclasses of DataType in org.apache.flink.table.types

Modifier and Type	Class and Description
class	AtomicDataType A data type that does not contain further data types (e.g.
class	CollectionDataType A data type that contains an element type (e.g.
class	FieldsDataType A data type that contains field data types (e.g.
class	KeyValueDataType A data type that contains a key and value data type (e.g.

Methods in org.apache.flink.table.types that return DataType

Modifier and Type	Method and Description
DataType	AtomicDataType.bridgedTo(Class<?> newConversionClass)
DataType	FieldsDataType.bridgedTo(Class<?> newConversionClass)
DataType	KeyValueDataType.bridgedTo(Class<?> newConversionClass)
abstract DataType	DataType.bridgedTo(Class<?> newConversionClass) Adds a hint that data should be represented using the given class when entering or leaving the table ecosystem.
DataType	CollectionDataType.bridgedTo(Class<?> newConversionClass)
DataType	CollectionDataType.getElementDataType()
DataType	KeyValueDataType.getKeyDataType()
DataType	KeyValueDataType.getValueDataType()
DataType	AtomicDataType.notNull()
DataType	FieldsDataType.notNull()
DataType	KeyValueDataType.notNull()
abstract DataType	DataType.notNull() Adds a hint that null values are not expected in the data for this type.
DataType	CollectionDataType.notNull()
DataType	AtomicDataType.nullable()
DataType	FieldsDataType.nullable()
DataType	KeyValueDataType.nullable()
abstract DataType	DataType.nullable() Adds a hint that null values are expected in the data for this type (default behavior).
DataType	CollectionDataType.nullable()

Methods in org.apache.flink.table.types that return types with arguments of type DataType

Modifier and Type	Method and Description
Map<String,DataType>	FieldsDataType.getFieldDataTypes()

Constructors in org.apache.flink.table.types with parameters of type DataType

Constructor and Description
CollectionDataType(LogicalType logicalType, Class<?> conversionClass, DataType elementDataType)
CollectionDataType(LogicalType logicalType, DataType elementDataType)
KeyValueDataType(LogicalType logicalType, Class<?> conversionClass, DataType keyDataType, DataType valueDataType)
KeyValueDataType(LogicalType logicalType, DataType keyDataType, DataType valueDataType)

Constructor parameters in org.apache.flink.table.types with type arguments of type DataType

Constructor and Description
FieldsDataType(LogicalType logicalType, Class<?> conversionClass, Map<String,DataType> fieldDataTypes)
FieldsDataType(LogicalType logicalType, Map<String,DataType> fieldDataTypes)

Uses of DataType in org.apache.flink.table.types.extraction

Methods in org.apache.flink.table.types.extraction that return DataType

Modifier and Type	Method and Description
static DataType	DataTypeExtractor.extractFromGeneric(DataTypeLookup lookup, Class<?> baseClass, int genericPos, Type contextType) Extracts a data type from a type variable at genericPos of baseClass using the information of the most specific type contextType.
static DataType	DataTypeExtractor.extractFromMethodOutput(DataTypeLookup lookup, Class<?> baseClass, Method method) Extracts a data type from a method return type by considering surrounding classes and method annotation.
static DataType	DataTypeExtractor.extractFromMethodParameter(DataTypeLookup lookup, Class<?> baseClass, Method method, int paramPos) Extracts a data type from a method parameter by considering surrounding classes and parameter annotation.
static DataType	DataTypeExtractor.extractFromType(DataTypeLookup lookup, DataTypeTemplate template, Type type) Extracts a data type from a type without considering surrounding classes but templates.
static DataType	DataTypeExtractor.extractFromType(DataTypeLookup lookup, Type type) Extracts a data type from a type without considering surrounding classes or templates.

Uses of DataType in org.apache.flink.table.types.extraction.utils

Fields in org.apache.flink.table.types.extraction.utils declared as DataType

Modifier and Type	Field and Description
DataType	DataTypeTemplate.dataType

Methods in org.apache.flink.table.types.extraction.utils that return DataType

Modifier and Type	Method and Description
static DataType	ExtractionUtils.createRawType(DataTypeLookup lookup, Class<? extends org.apache.flink.api.common.typeutils.TypeSerializer<?>> rawSerializer, Class<?> conversionClass) Creates a raw data type.

Methods in org.apache.flink.table.types.extraction.utils with parameters of type DataType

Modifier and Type	Method and Description
static DataTypeTemplate	DataTypeTemplate.fromAnnotation(DataTypeHint hint, DataType dataType) Creates an instance from the given DataTypeHint with a resolved data type if available.

Uses of DataType in org.apache.flink.table.types.inference

Methods in org.apache.flink.table.types.inference that return DataType

Modifier and Type	Method and Description
DataType	TypeInferenceUtil.Result.getOutputDataType()
DataType	TypeTransformation.transform(DataType typeToTransform) Transforms the given data type to a different data type.

Methods in org.apache.flink.table.types.inference that return types with arguments of type DataType

Modifier and Type	Method and Description
Optional<DataType>	TypeInferenceUtil.Result.getAccumulatorDataType()
List<DataType>	CallContext.getArgumentDataTypes() Returns a resolved list of the call's argument types.
List<DataType>	TypeInferenceUtil.Result.getExpectedArgumentTypes()
Optional<DataType>	CallContext.getOutputDataType() Returns the inferred output data type of the function call.
Optional<List<DataType>>	TypeInference.getTypedArguments()
Optional<DataType>	ArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure) Main logic for inferring and validating an argument.
Optional<List<DataType>>	InputTypeStrategy.inferInputTypes(CallContext callContext, boolean throwOnFailure) Main logic for inferring and validating the input arguments.
Optional<DataType>	TypeStrategy.inferType(CallContext callContext) Infers a type from the given function call.

Methods in org.apache.flink.table.types.inference with parameters of type DataType

Modifier and Type	Method and Description
static ExplicitArgumentTypeStrategy	InputTypeStrategies.explicit(DataType expectedDataType) Strategy for an argument that corresponds to an explicitly defined type casting.
static TypeStrategy	TypeStrategies.explicit(DataType dataType) Type strategy that returns a fixed DataType.
static InputTypeStrategy	InputTypeStrategies.explicitSequence(DataType... expectedDataTypes) Strategy for a function signature of explicitly defined types like f(STRING, INT).
static InputTypeStrategy	InputTypeStrategies.explicitSequence(String[] argumentNames, DataType[] expectedDataTypes) Strategy for a named function signature of explicitly defined types like f(s STRING, i INT).
DataType	TypeTransformation.transform(DataType typeToTransform) Transforms the given data type to a different data type.

Method parameters in org.apache.flink.table.types.inference with type arguments of type DataType

Modifier and Type	Method and Description
TypeInference.Builder	TypeInference.Builder.typedArguments(List<DataType> argumentTypes) Sets the list of argument types for specifying a fixed, not overloaded, not vararg input signature explicitly.

Constructors in org.apache.flink.table.types.inference with parameters of type DataType

Constructor and Description
Result(List<DataType> expectedArgumentTypes, DataType accumulatorDataType, DataType outputDataType)

Constructor parameters in org.apache.flink.table.types.inference with type arguments of type DataType

Constructor and Description
Result(List<DataType> expectedArgumentTypes, DataType accumulatorDataType, DataType outputDataType)

Uses of DataType in org.apache.flink.table.types.inference.strategies

Methods in org.apache.flink.table.types.inference.strategies that return types with arguments of type DataType

Modifier and Type	Method and Description
Optional<DataType>	AndArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure)
Optional<DataType>	OutputArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure)
Optional<DataType>	LiteralArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure)
Optional<DataType>	OrArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure)
Optional<DataType>	ExplicitArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure)
Optional<DataType>	AnyArgumentTypeStrategy.inferArgumentType(CallContext callContext, int argumentPos, boolean throwOnFailure)
Optional<List<DataType>>	OrInputTypeStrategy.inferInputTypes(CallContext callContext, boolean throwOnFailure)
Optional<List<DataType>>	SequenceInputTypeStrategy.inferInputTypes(CallContext callContext, boolean throwOnFailure)
Optional<List<DataType>>	VaryingSequenceInputTypeStrategy.inferInputTypes(CallContext callContext, boolean throwOnFailure)
Optional<List<DataType>>	WildcardInputTypeStrategy.inferInputTypes(CallContext callContext, boolean throwOnFailure)
Optional<DataType>	ExplicitTypeStrategy.inferType(CallContext callContext)
Optional<DataType>	MappingTypeStrategy.inferType(CallContext callContext)
Optional<DataType>	MissingTypeStrategy.inferType(CallContext callContext)

Constructors in org.apache.flink.table.types.inference.strategies with parameters of type DataType

Constructor and Description
ExplicitArgumentTypeStrategy(DataType expectedDataType)
ExplicitTypeStrategy(DataType explicitDataType)

Uses of DataType in org.apache.flink.table.types.inference.transforms

Methods in org.apache.flink.table.types.inference.transforms that return DataType

Modifier and Type	Method and Description
DataType	DataTypeConversionClassTransformation.transform(DataType dataType)
DataType	LegacyDecimalTypeTransformation.transform(DataType typeToTransform)

Methods in org.apache.flink.table.types.inference.transforms with parameters of type DataType

Modifier and Type	Method and Description
DataType	DataTypeConversionClassTransformation.transform(DataType dataType)
DataType	LegacyDecimalTypeTransformation.transform(DataType typeToTransform)

Uses of DataType in org.apache.flink.table.types.inference.utils

Methods in org.apache.flink.table.types.inference.utils that return types with arguments of type DataType

Modifier and Type	Method and Description
List<DataType>	UnknownCallContext.getArgumentDataTypes()
List<DataType>	AdaptedCallContext.getArgumentDataTypes()
Optional<DataType>	UnknownCallContext.getOutputDataType()
Optional<DataType>	AdaptedCallContext.getOutputDataType()

Method parameters in org.apache.flink.table.types.inference.utils with type arguments of type DataType

Modifier and Type	Method and Description
void	AdaptedCallContext.setExpectedArguments(List<DataType> expectedArguments)

Constructors in org.apache.flink.table.types.inference.utils with parameters of type DataType

Constructor and Description
AdaptedCallContext(CallContext originalContext, DataType outputDataType)

Uses of DataType in org.apache.flink.table.types.utils

Methods in org.apache.flink.table.types.utils that return DataType

Modifier and Type	Method and Description
static DataType	TypeConversions.fromLegacyInfoToDataType(org.apache.flink.api.common.typeinfo.TypeInformation<?> typeInfo)
static DataType[]	TypeConversions.fromLegacyInfoToDataType(org.apache.flink.api.common.typeinfo.TypeInformation<?>[] typeInfo)
static DataType	TypeConversions.fromLogicalToDataType(LogicalType logicalType)
static DataType[]	TypeConversions.fromLogicalToDataType(LogicalType[] logicalTypes)
static DataType	DataTypeUtils.replaceLogicalType(DataType dataType, LogicalType replacement) Replaces the LogicalType of a DataType, i.e., it keeps the bridging class.
static DataType	LogicalTypeDataTypeConverter.toDataType(LogicalType logicalType) Returns the data type of a logical type without explicit conversions.
static DataType	LegacyTypeInfoDataTypeConverter.toDataType(org.apache.flink.api.common.typeinfo.TypeInformation<?> typeInfo)
static DataType	DataTypeUtils.transform(DataType typeToTransform, TypeTransformation... transformations) Transforms the given data type (can be nested) to a different data type using the given transformations.

Methods in org.apache.flink.table.types.utils that return types with arguments of type DataType

Modifier and Type	Method and Description
static Optional<DataType>	ClassDataTypeConverter.extractDataType(Class<?> clazz) Returns the clearly identifiable data type if possible.
static Optional<DataType>	ValueDataTypeConverter.extractDataType(Object value) Returns the clearly identifiable data type if possible.
static Optional<DataType>	TypeConversions.fromClassToDataType(Class<?> clazz)

Methods in org.apache.flink.table.types.utils with parameters of type DataType

Modifier and Type	Method and Description
protected abstract R	DataTypeDefaultVisitor.defaultMethod(DataType dataType)
static TableSchema	DataTypeUtils.expandCompositeTypeToSchema(DataType dataType) Expands a composite DataType to a corresponding TableSchema.
static LogicalType	TypeConversions.fromDataToLogicalType(DataType dataType)
static LogicalType[]	TypeConversions.fromDataToLogicalType(DataType[] dataTypes)
static org.apache.flink.api.common.typeinfo.TypeInformation<?>	TypeConversions.fromDataTypeToLegacyInfo(DataType dataType)
static org.apache.flink.api.common.typeinfo.TypeInformation<?>[]	TypeConversions.fromDataTypeToLegacyInfo(DataType[] dataType)
static DataType	DataTypeUtils.replaceLogicalType(DataType dataType, LogicalType replacement) Replaces the LogicalType of a DataType, i.e., it keeps the bridging class.
static org.apache.flink.api.common.typeinfo.TypeInformation<?>	LegacyTypeInfoDataTypeConverter.toLegacyTypeInfo(DataType dataType)
static LogicalType	LogicalTypeDataTypeConverter.toLogicalType(DataType dataType) Returns the logical type of a data type.
static DataType	DataTypeUtils.transform(DataType typeToTransform, TypeTransformation... transformations) Transforms the given data type (can be nested) to a different data type using the given transformations.

Uses of DataType in org.apache.flink.table.utils

Methods in org.apache.flink.table.utils with parameters of type DataType

Modifier and Type	Method and Description
static int[]	TypeMappingUtils.computePhysicalIndices(List<TableColumn> logicalColumns, DataType physicalType, java.util.function.Function<String,String> nameRemapping) Computes indices of physical fields corresponding to the selected logical fields of a TableSchema.