public static final class ArrowSchema.Builder extends GeneratedMessageV3.Builder<ArrowSchema.Builder> implements ArrowSchemaOrBuilder
Arrow schema as specified in https://arrow.apache.org/docs/python/api/datatypes.html and serialized to bytes using IPC: https://arrow.apache.org/docs/format/Columnar.html#serialization-and-interprocess-communication-ipc
See code samples on how this message can be deserialized.
Protobuf type google.cloud.bigquery.storage.v1.ArrowSchema
Inheritance
Object > AbstractMessageLite.Builder<MessageType,BuilderType> > AbstractMessage.Builder<BuilderType> > GeneratedMessageV3.Builder > ArrowSchema.BuilderImplements
ArrowSchemaOrBuilderStatic Methods
getDescriptor()
public static final Descriptors.Descriptor getDescriptor()
Returns | |
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Type | Description |
Descriptor |
Methods
addRepeatedField(Descriptors.FieldDescriptor field, Object value)
public ArrowSchema.Builder addRepeatedField(Descriptors.FieldDescriptor field, Object value)
Parameters | |
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Name | Description |
field |
FieldDescriptor |
value |
Object |
Returns | |
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Type | Description |
ArrowSchema.Builder |
build()
public ArrowSchema build()
Returns | |
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Type | Description |
ArrowSchema |
buildPartial()
public ArrowSchema buildPartial()
Returns | |
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Type | Description |
ArrowSchema |
clear()
public ArrowSchema.Builder clear()
Returns | |
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Type | Description |
ArrowSchema.Builder |
clearField(Descriptors.FieldDescriptor field)
public ArrowSchema.Builder clearField(Descriptors.FieldDescriptor field)
Parameter | |
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Name | Description |
field |
FieldDescriptor |
Returns | |
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Type | Description |
ArrowSchema.Builder |
clearOneof(Descriptors.OneofDescriptor oneof)
public ArrowSchema.Builder clearOneof(Descriptors.OneofDescriptor oneof)
Parameter | |
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Name | Description |
oneof |
OneofDescriptor |
Returns | |
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Type | Description |
ArrowSchema.Builder |
clearSerializedSchema()
public ArrowSchema.Builder clearSerializedSchema()
IPC serialized Arrow schema.
bytes serialized_schema = 1;
Returns | |
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Type | Description |
ArrowSchema.Builder |
This builder for chaining. |
clone()
public ArrowSchema.Builder clone()
Returns | |
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Type | Description |
ArrowSchema.Builder |
getDefaultInstanceForType()
public ArrowSchema getDefaultInstanceForType()
Returns | |
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Type | Description |
ArrowSchema |
getDescriptorForType()
public Descriptors.Descriptor getDescriptorForType()
Returns | |
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Type | Description |
Descriptor |
getSerializedSchema()
public ByteString getSerializedSchema()
IPC serialized Arrow schema.
bytes serialized_schema = 1;
Returns | |
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Type | Description |
ByteString |
The serializedSchema. |
internalGetFieldAccessorTable()
protected GeneratedMessageV3.FieldAccessorTable internalGetFieldAccessorTable()
Returns | |
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Type | Description |
FieldAccessorTable |
isInitialized()
public final boolean isInitialized()
Returns | |
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Type | Description |
boolean |
mergeFrom(ArrowSchema other)
public ArrowSchema.Builder mergeFrom(ArrowSchema other)
Parameter | |
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Name | Description |
other |
ArrowSchema |
Returns | |
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Type | Description |
ArrowSchema.Builder |
mergeFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
public ArrowSchema.Builder mergeFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
Parameters | |
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Name | Description |
input |
CodedInputStream |
extensionRegistry |
ExtensionRegistryLite |
Returns | |
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Type | Description |
ArrowSchema.Builder |
Exceptions | |
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Type | Description |
IOException |
mergeFrom(Message other)
public ArrowSchema.Builder mergeFrom(Message other)
Parameter | |
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Name | Description |
other |
Message |
Returns | |
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Type | Description |
ArrowSchema.Builder |
mergeUnknownFields(UnknownFieldSet unknownFields)
public final ArrowSchema.Builder mergeUnknownFields(UnknownFieldSet unknownFields)
Parameter | |
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Name | Description |
unknownFields |
UnknownFieldSet |
Returns | |
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Type | Description |
ArrowSchema.Builder |
setField(Descriptors.FieldDescriptor field, Object value)
public ArrowSchema.Builder setField(Descriptors.FieldDescriptor field, Object value)
Parameters | |
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Name | Description |
field |
FieldDescriptor |
value |
Object |
Returns | |
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Type | Description |
ArrowSchema.Builder |
setRepeatedField(Descriptors.FieldDescriptor field, int index, Object value)
public ArrowSchema.Builder setRepeatedField(Descriptors.FieldDescriptor field, int index, Object value)
Parameters | |
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Name | Description |
field |
FieldDescriptor |
index |
int |
value |
Object |
Returns | |
---|---|
Type | Description |
ArrowSchema.Builder |
setSerializedSchema(ByteString value)
public ArrowSchema.Builder setSerializedSchema(ByteString value)
IPC serialized Arrow schema.
bytes serialized_schema = 1;
Parameter | |
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Name | Description |
value |
ByteString The serializedSchema to set. |
Returns | |
---|---|
Type | Description |
ArrowSchema.Builder |
This builder for chaining. |
setUnknownFields(UnknownFieldSet unknownFields)
public final ArrowSchema.Builder setUnknownFields(UnknownFieldSet unknownFields)
Parameter | |
---|---|
Name | Description |
unknownFields |
UnknownFieldSet |
Returns | |
---|---|
Type | Description |
ArrowSchema.Builder |