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// Code generated by protoc-gen-go. DO NOT EDIT.
// source: google/cloud/bigquery/storage/v1/storage.proto
package storage
import (
context "context"
fmt "fmt"
math "math"
proto "github.com/golang/protobuf/proto"
_ "google.golang.org/genproto/googleapis/api/annotations"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
)
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
// This is a compile-time assertion to ensure that this generated file
// is compatible with the proto package it is being compiled against.
// A compilation error at this line likely means your copy of the
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
// Request message for `CreateReadSession`.
type CreateReadSessionRequest struct {
// Required. The request project that owns the session, in the form of
// `projects/{project_id}`.
Parent string `protobuf:"bytes,1,opt,name=parent,proto3" json:"parent,omitempty"`
// Required. Session to be created.
ReadSession *ReadSession `protobuf:"bytes,2,opt,name=read_session,json=readSession,proto3" json:"read_session,omitempty"`
// Max initial number of streams. If unset or zero, the server will
// provide a value of streams so as to produce reasonable throughput. Must be
// non-negative. The number of streams may be lower than the requested number,
// depending on the amount parallelism that is reasonable for the table. Error
// will be returned if the max count is greater than the current system
// max limit of 1,000.
//
// Streams must be read starting from offset 0.
MaxStreamCount int32 `protobuf:"varint,3,opt,name=max_stream_count,json=maxStreamCount,proto3" json:"max_stream_count,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *CreateReadSessionRequest) Reset() { *m = CreateReadSessionRequest{} }
func (m *CreateReadSessionRequest) String() string { return proto.CompactTextString(m) }
func (*CreateReadSessionRequest) ProtoMessage() {}
func (*CreateReadSessionRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{0}
}
func (m *CreateReadSessionRequest) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_CreateReadSessionRequest.Unmarshal(m, b)
}
func (m *CreateReadSessionRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_CreateReadSessionRequest.Marshal(b, m, deterministic)
}
func (m *CreateReadSessionRequest) XXX_Merge(src proto.Message) {
xxx_messageInfo_CreateReadSessionRequest.Merge(m, src)
}
func (m *CreateReadSessionRequest) XXX_Size() int {
return xxx_messageInfo_CreateReadSessionRequest.Size(m)
}
func (m *CreateReadSessionRequest) XXX_DiscardUnknown() {
xxx_messageInfo_CreateReadSessionRequest.DiscardUnknown(m)
}
var xxx_messageInfo_CreateReadSessionRequest proto.InternalMessageInfo
func (m *CreateReadSessionRequest) GetParent() string {
if m != nil {
return m.Parent
}
return ""
}
func (m *CreateReadSessionRequest) GetReadSession() *ReadSession {
if m != nil {
return m.ReadSession
}
return nil
}
func (m *CreateReadSessionRequest) GetMaxStreamCount() int32 {
if m != nil {
return m.MaxStreamCount
}
return 0
}
// Request message for `ReadRows`.
type ReadRowsRequest struct {
// Required. Stream to read rows from.
ReadStream string `protobuf:"bytes,1,opt,name=read_stream,json=readStream,proto3" json:"read_stream,omitempty"`
// The offset requested must be less than the last row read from Read.
// Requesting a larger offset is undefined. If not specified, start reading
// from offset zero.
Offset int64 `protobuf:"varint,2,opt,name=offset,proto3" json:"offset,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *ReadRowsRequest) Reset() { *m = ReadRowsRequest{} }
func (m *ReadRowsRequest) String() string { return proto.CompactTextString(m) }
func (*ReadRowsRequest) ProtoMessage() {}
func (*ReadRowsRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{1}
}
func (m *ReadRowsRequest) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ReadRowsRequest.Unmarshal(m, b)
}
func (m *ReadRowsRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_ReadRowsRequest.Marshal(b, m, deterministic)
}
func (m *ReadRowsRequest) XXX_Merge(src proto.Message) {
xxx_messageInfo_ReadRowsRequest.Merge(m, src)
}
func (m *ReadRowsRequest) XXX_Size() int {
return xxx_messageInfo_ReadRowsRequest.Size(m)
}
func (m *ReadRowsRequest) XXX_DiscardUnknown() {
xxx_messageInfo_ReadRowsRequest.DiscardUnknown(m)
}
var xxx_messageInfo_ReadRowsRequest proto.InternalMessageInfo
func (m *ReadRowsRequest) GetReadStream() string {
if m != nil {
return m.ReadStream
}
return ""
}
func (m *ReadRowsRequest) GetOffset() int64 {
if m != nil {
return m.Offset
}
return 0
}
// Information on if the current connection is being throttled.
type ThrottleState struct {
// How much this connection is being throttled. Zero means no throttling,
// 100 means fully throttled.
ThrottlePercent int32 `protobuf:"varint,1,opt,name=throttle_percent,json=throttlePercent,proto3" json:"throttle_percent,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *ThrottleState) Reset() { *m = ThrottleState{} }
func (m *ThrottleState) String() string { return proto.CompactTextString(m) }
func (*ThrottleState) ProtoMessage() {}
func (*ThrottleState) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{2}
}
func (m *ThrottleState) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ThrottleState.Unmarshal(m, b)
}
func (m *ThrottleState) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_ThrottleState.Marshal(b, m, deterministic)
}
func (m *ThrottleState) XXX_Merge(src proto.Message) {
xxx_messageInfo_ThrottleState.Merge(m, src)
}
func (m *ThrottleState) XXX_Size() int {
return xxx_messageInfo_ThrottleState.Size(m)
}
func (m *ThrottleState) XXX_DiscardUnknown() {
xxx_messageInfo_ThrottleState.DiscardUnknown(m)
}
var xxx_messageInfo_ThrottleState proto.InternalMessageInfo
func (m *ThrottleState) GetThrottlePercent() int32 {
if m != nil {
return m.ThrottlePercent
}
return 0
}
// Estimated stream statistics for a given Stream.
type StreamStats struct {
// Represents the progress of the current stream.
Progress *StreamStats_Progress `protobuf:"bytes,2,opt,name=progress,proto3" json:"progress,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *StreamStats) Reset() { *m = StreamStats{} }
func (m *StreamStats) String() string { return proto.CompactTextString(m) }
func (*StreamStats) ProtoMessage() {}
func (*StreamStats) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{3}
}
func (m *StreamStats) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_StreamStats.Unmarshal(m, b)
}
func (m *StreamStats) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_StreamStats.Marshal(b, m, deterministic)
}
func (m *StreamStats) XXX_Merge(src proto.Message) {
xxx_messageInfo_StreamStats.Merge(m, src)
}
func (m *StreamStats) XXX_Size() int {
return xxx_messageInfo_StreamStats.Size(m)
}
func (m *StreamStats) XXX_DiscardUnknown() {
xxx_messageInfo_StreamStats.DiscardUnknown(m)
}
var xxx_messageInfo_StreamStats proto.InternalMessageInfo
func (m *StreamStats) GetProgress() *StreamStats_Progress {
if m != nil {
return m.Progress
}
return nil
}
type StreamStats_Progress struct {
// The fraction of rows assigned to the stream that have been processed by
// the server so far, not including the rows in the current response
// message.
//
// This value, along with `at_response_end`, can be used to interpolate
// the progress made as the rows in the message are being processed using
// the following formula: `at_response_start + (at_response_end -
// at_response_start) * rows_processed_from_response / rows_in_response`.
//
// Note that if a filter is provided, the `at_response_end` value of the
// previous response may not necessarily be equal to the
// `at_response_start` value of the current response.
AtResponseStart float64 `protobuf:"fixed64,1,opt,name=at_response_start,json=atResponseStart,proto3" json:"at_response_start,omitempty"`
// Similar to `at_response_start`, except that this value includes the
// rows in the current response.
AtResponseEnd float64 `protobuf:"fixed64,2,opt,name=at_response_end,json=atResponseEnd,proto3" json:"at_response_end,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *StreamStats_Progress) Reset() { *m = StreamStats_Progress{} }
func (m *StreamStats_Progress) String() string { return proto.CompactTextString(m) }
func (*StreamStats_Progress) ProtoMessage() {}
func (*StreamStats_Progress) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{3, 0}
}
func (m *StreamStats_Progress) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_StreamStats_Progress.Unmarshal(m, b)
}
func (m *StreamStats_Progress) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_StreamStats_Progress.Marshal(b, m, deterministic)
}
func (m *StreamStats_Progress) XXX_Merge(src proto.Message) {
xxx_messageInfo_StreamStats_Progress.Merge(m, src)
}
func (m *StreamStats_Progress) XXX_Size() int {
return xxx_messageInfo_StreamStats_Progress.Size(m)
}
func (m *StreamStats_Progress) XXX_DiscardUnknown() {
xxx_messageInfo_StreamStats_Progress.DiscardUnknown(m)
}
var xxx_messageInfo_StreamStats_Progress proto.InternalMessageInfo
func (m *StreamStats_Progress) GetAtResponseStart() float64 {
if m != nil {
return m.AtResponseStart
}
return 0
}
func (m *StreamStats_Progress) GetAtResponseEnd() float64 {
if m != nil {
return m.AtResponseEnd
}
return 0
}
// Response from calling `ReadRows` may include row data, progress and
// throttling information.
type ReadRowsResponse struct {
// Row data is returned in format specified during session creation.
//
// Types that are valid to be assigned to Rows:
// *ReadRowsResponse_AvroRows
// *ReadRowsResponse_ArrowRecordBatch
Rows isReadRowsResponse_Rows `protobuf_oneof:"rows"`
// Number of serialized rows in the rows block.
RowCount int64 `protobuf:"varint,6,opt,name=row_count,json=rowCount,proto3" json:"row_count,omitempty"`
// Statistics for the stream.
Stats *StreamStats `protobuf:"bytes,2,opt,name=stats,proto3" json:"stats,omitempty"`
// Throttling state. If unset, the latest response still describes
// the current throttling status.
ThrottleState *ThrottleState `protobuf:"bytes,5,opt,name=throttle_state,json=throttleState,proto3" json:"throttle_state,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *ReadRowsResponse) Reset() { *m = ReadRowsResponse{} }
func (m *ReadRowsResponse) String() string { return proto.CompactTextString(m) }
func (*ReadRowsResponse) ProtoMessage() {}
func (*ReadRowsResponse) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{4}
}
func (m *ReadRowsResponse) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_ReadRowsResponse.Unmarshal(m, b)
}
func (m *ReadRowsResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_ReadRowsResponse.Marshal(b, m, deterministic)
}
func (m *ReadRowsResponse) XXX_Merge(src proto.Message) {
xxx_messageInfo_ReadRowsResponse.Merge(m, src)
}
func (m *ReadRowsResponse) XXX_Size() int {
return xxx_messageInfo_ReadRowsResponse.Size(m)
}
func (m *ReadRowsResponse) XXX_DiscardUnknown() {
xxx_messageInfo_ReadRowsResponse.DiscardUnknown(m)
}
var xxx_messageInfo_ReadRowsResponse proto.InternalMessageInfo
type isReadRowsResponse_Rows interface {
isReadRowsResponse_Rows()
}
type ReadRowsResponse_AvroRows struct {
AvroRows *AvroRows `protobuf:"bytes,3,opt,name=avro_rows,json=avroRows,proto3,oneof"`
}
type ReadRowsResponse_ArrowRecordBatch struct {
ArrowRecordBatch *ArrowRecordBatch `protobuf:"bytes,4,opt,name=arrow_record_batch,json=arrowRecordBatch,proto3,oneof"`
}
func (*ReadRowsResponse_AvroRows) isReadRowsResponse_Rows() {}
func (*ReadRowsResponse_ArrowRecordBatch) isReadRowsResponse_Rows() {}
func (m *ReadRowsResponse) GetRows() isReadRowsResponse_Rows {
if m != nil {
return m.Rows
}
return nil
}
func (m *ReadRowsResponse) GetAvroRows() *AvroRows {
if x, ok := m.GetRows().(*ReadRowsResponse_AvroRows); ok {
return x.AvroRows
}
return nil
}
func (m *ReadRowsResponse) GetArrowRecordBatch() *ArrowRecordBatch {
if x, ok := m.GetRows().(*ReadRowsResponse_ArrowRecordBatch); ok {
return x.ArrowRecordBatch
}
return nil
}
func (m *ReadRowsResponse) GetRowCount() int64 {
if m != nil {
return m.RowCount
}
return 0
}
func (m *ReadRowsResponse) GetStats() *StreamStats {
if m != nil {
return m.Stats
}
return nil
}
func (m *ReadRowsResponse) GetThrottleState() *ThrottleState {
if m != nil {
return m.ThrottleState
}
return nil
}
// XXX_OneofWrappers is for the internal use of the proto package.
func (*ReadRowsResponse) XXX_OneofWrappers() []interface{} {
return []interface{}{
(*ReadRowsResponse_AvroRows)(nil),
(*ReadRowsResponse_ArrowRecordBatch)(nil),
}
}
// Request message for `SplitReadStream`.
type SplitReadStreamRequest struct {
// Required. Name of the stream to split.
Name string `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
// A value in the range (0.0, 1.0) that specifies the fractional point at
// which the original stream should be split. The actual split point is
// evaluated on pre-filtered rows, so if a filter is provided, then there is
// no guarantee that the division of the rows between the new child streams
// will be proportional to this fractional value. Additionally, because the
// server-side unit for assigning data is collections of rows, this fraction
// will always map to a data storage boundary on the server side.
Fraction float64 `protobuf:"fixed64,2,opt,name=fraction,proto3" json:"fraction,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *SplitReadStreamRequest) Reset() { *m = SplitReadStreamRequest{} }
func (m *SplitReadStreamRequest) String() string { return proto.CompactTextString(m) }
func (*SplitReadStreamRequest) ProtoMessage() {}
func (*SplitReadStreamRequest) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{5}
}
func (m *SplitReadStreamRequest) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_SplitReadStreamRequest.Unmarshal(m, b)
}
func (m *SplitReadStreamRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_SplitReadStreamRequest.Marshal(b, m, deterministic)
}
func (m *SplitReadStreamRequest) XXX_Merge(src proto.Message) {
xxx_messageInfo_SplitReadStreamRequest.Merge(m, src)
}
func (m *SplitReadStreamRequest) XXX_Size() int {
return xxx_messageInfo_SplitReadStreamRequest.Size(m)
}
func (m *SplitReadStreamRequest) XXX_DiscardUnknown() {
xxx_messageInfo_SplitReadStreamRequest.DiscardUnknown(m)
}
var xxx_messageInfo_SplitReadStreamRequest proto.InternalMessageInfo
func (m *SplitReadStreamRequest) GetName() string {
if m != nil {
return m.Name
}
return ""
}
func (m *SplitReadStreamRequest) GetFraction() float64 {
if m != nil {
return m.Fraction
}
return 0
}
// Response message for `SplitReadStream`.
type SplitReadStreamResponse struct {
// Primary stream, which contains the beginning portion of
// |original_stream|. An empty value indicates that the original stream can no
// longer be split.
PrimaryStream *ReadStream `protobuf:"bytes,1,opt,name=primary_stream,json=primaryStream,proto3" json:"primary_stream,omitempty"`
// Remainder stream, which contains the tail of |original_stream|. An empty
// value indicates that the original stream can no longer be split.
RemainderStream *ReadStream `protobuf:"bytes,2,opt,name=remainder_stream,json=remainderStream,proto3" json:"remainder_stream,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
}
func (m *SplitReadStreamResponse) Reset() { *m = SplitReadStreamResponse{} }
func (m *SplitReadStreamResponse) String() string { return proto.CompactTextString(m) }
func (*SplitReadStreamResponse) ProtoMessage() {}
func (*SplitReadStreamResponse) Descriptor() ([]byte, []int) {
return fileDescriptor_79bf7871be7b3410, []int{6}
}
func (m *SplitReadStreamResponse) XXX_Unmarshal(b []byte) error {
return xxx_messageInfo_SplitReadStreamResponse.Unmarshal(m, b)
}
func (m *SplitReadStreamResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
return xxx_messageInfo_SplitReadStreamResponse.Marshal(b, m, deterministic)
}
func (m *SplitReadStreamResponse) XXX_Merge(src proto.Message) {
xxx_messageInfo_SplitReadStreamResponse.Merge(m, src)
}
func (m *SplitReadStreamResponse) XXX_Size() int {
return xxx_messageInfo_SplitReadStreamResponse.Size(m)
}
func (m *SplitReadStreamResponse) XXX_DiscardUnknown() {
xxx_messageInfo_SplitReadStreamResponse.DiscardUnknown(m)
}
var xxx_messageInfo_SplitReadStreamResponse proto.InternalMessageInfo
func (m *SplitReadStreamResponse) GetPrimaryStream() *ReadStream {
if m != nil {
return m.PrimaryStream
}
return nil
}
func (m *SplitReadStreamResponse) GetRemainderStream() *ReadStream {
if m != nil {
return m.RemainderStream
}
return nil
}
func init() {
proto.RegisterType((*CreateReadSessionRequest)(nil), "google.cloud.bigquery.storage.v1.CreateReadSessionRequest")
proto.RegisterType((*ReadRowsRequest)(nil), "google.cloud.bigquery.storage.v1.ReadRowsRequest")
proto.RegisterType((*ThrottleState)(nil), "google.cloud.bigquery.storage.v1.ThrottleState")
proto.RegisterType((*StreamStats)(nil), "google.cloud.bigquery.storage.v1.StreamStats")
proto.RegisterType((*StreamStats_Progress)(nil), "google.cloud.bigquery.storage.v1.StreamStats.Progress")
proto.RegisterType((*ReadRowsResponse)(nil), "google.cloud.bigquery.storage.v1.ReadRowsResponse")
proto.RegisterType((*SplitReadStreamRequest)(nil), "google.cloud.bigquery.storage.v1.SplitReadStreamRequest")
proto.RegisterType((*SplitReadStreamResponse)(nil), "google.cloud.bigquery.storage.v1.SplitReadStreamResponse")
}
func init() {
proto.RegisterFile("google/cloud/bigquery/storage/v1/storage.proto", fileDescriptor_79bf7871be7b3410)
}
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}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConnInterface
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
const _ = grpc.SupportPackageIsVersion6
// BigQueryReadClient is the client API for BigQueryRead service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type BigQueryReadClient interface {
// Creates a new read session. A read session divides the contents of a
// BigQuery table into one or more streams, which can then be used to read
// data from the table. The read session also specifies properties of the
// data to be read, such as a list of columns or a push-down filter describing
// the rows to be returned.
//
// A particular row can be read by at most one stream. When the caller has
// reached the end of each stream in the session, then all the data in the
// table has been read.
//
// Data is assigned to each stream such that roughly the same number of
// rows can be read from each stream. Because the server-side unit for
// assigning data is collections of rows, the API does not guarantee that
// each stream will return the same number or rows. Additionally, the
// limits are enforced based on the number of pre-filtered rows, so some
// filters can lead to lopsided assignments.
//
// Read sessions automatically expire 24 hours after they are created and do
// not require manual clean-up by the caller.
CreateReadSession(ctx context.Context, in *CreateReadSessionRequest, opts ...grpc.CallOption) (*ReadSession, error)
// Reads rows from the stream in the format prescribed by the ReadSession.
// Each response contains one or more table rows, up to a maximum of 100 MiB
// per response; read requests which attempt to read individual rows larger
// than 100 MiB will fail.
//
// Each request also returns a set of stream statistics reflecting the current
// state of the stream.
ReadRows(ctx context.Context, in *ReadRowsRequest, opts ...grpc.CallOption) (BigQueryRead_ReadRowsClient, error)
// Splits a given `ReadStream` into two `ReadStream` objects. These
// `ReadStream` objects are referred to as the primary and the residual
// streams of the split. The original `ReadStream` can still be read from in
// the same manner as before. Both of the returned `ReadStream` objects can
// also be read from, and the rows returned by both child streams will be
// the same as the rows read from the original stream.
//
// Moreover, the two child streams will be allocated back-to-back in the
// original `ReadStream`. Concretely, it is guaranteed that for streams
// original, primary, and residual, that original[0-j] = primary[0-j] and
// original[j-n] = residual[0-m] once the streams have been read to
// completion.
SplitReadStream(ctx context.Context, in *SplitReadStreamRequest, opts ...grpc.CallOption) (*SplitReadStreamResponse, error)
}
type bigQueryReadClient struct {
cc grpc.ClientConnInterface
}
func NewBigQueryReadClient(cc grpc.ClientConnInterface) BigQueryReadClient {
return &bigQueryReadClient{cc}
}
func (c *bigQueryReadClient) CreateReadSession(ctx context.Context, in *CreateReadSessionRequest, opts ...grpc.CallOption) (*ReadSession, error) {
out := new(ReadSession)
err := c.cc.Invoke(ctx, "/google.cloud.bigquery.storage.v1.BigQueryRead/CreateReadSession", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *bigQueryReadClient) ReadRows(ctx context.Context, in *ReadRowsRequest, opts ...grpc.CallOption) (BigQueryRead_ReadRowsClient, error) {
stream, err := c.cc.NewStream(ctx, &_BigQueryRead_serviceDesc.Streams[0], "/google.cloud.bigquery.storage.v1.BigQueryRead/ReadRows", opts...)
if err != nil {
return nil, err
}
x := &bigQueryReadReadRowsClient{stream}
if err := x.ClientStream.SendMsg(in); err != nil {
return nil, err
}
if err := x.ClientStream.CloseSend(); err != nil {
return nil, err
}
return x, nil
}
type BigQueryRead_ReadRowsClient interface {
Recv() (*ReadRowsResponse, error)
grpc.ClientStream
}
type bigQueryReadReadRowsClient struct {
grpc.ClientStream
}
func (x *bigQueryReadReadRowsClient) Recv() (*ReadRowsResponse, error) {
m := new(ReadRowsResponse)
if err := x.ClientStream.RecvMsg(m); err != nil {
return nil, err
}
return m, nil
}
func (c *bigQueryReadClient) SplitReadStream(ctx context.Context, in *SplitReadStreamRequest, opts ...grpc.CallOption) (*SplitReadStreamResponse, error) {
out := new(SplitReadStreamResponse)
err := c.cc.Invoke(ctx, "/google.cloud.bigquery.storage.v1.BigQueryRead/SplitReadStream", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// BigQueryReadServer is the server API for BigQueryRead service.
type BigQueryReadServer interface {
// Creates a new read session. A read session divides the contents of a
// BigQuery table into one or more streams, which can then be used to read
// data from the table. The read session also specifies properties of the
// data to be read, such as a list of columns or a push-down filter describing
// the rows to be returned.
//
// A particular row can be read by at most one stream. When the caller has
// reached the end of each stream in the session, then all the data in the
// table has been read.
//
// Data is assigned to each stream such that roughly the same number of
// rows can be read from each stream. Because the server-side unit for
// assigning data is collections of rows, the API does not guarantee that
// each stream will return the same number or rows. Additionally, the
// limits are enforced based on the number of pre-filtered rows, so some
// filters can lead to lopsided assignments.
//
// Read sessions automatically expire 24 hours after they are created and do
// not require manual clean-up by the caller.
CreateReadSession(context.Context, *CreateReadSessionRequest) (*ReadSession, error)
// Reads rows from the stream in the format prescribed by the ReadSession.
// Each response contains one or more table rows, up to a maximum of 100 MiB
// per response; read requests which attempt to read individual rows larger
// than 100 MiB will fail.
//
// Each request also returns a set of stream statistics reflecting the current
// state of the stream.
ReadRows(*ReadRowsRequest, BigQueryRead_ReadRowsServer) error
// Splits a given `ReadStream` into two `ReadStream` objects. These
// `ReadStream` objects are referred to as the primary and the residual
// streams of the split. The original `ReadStream` can still be read from in
// the same manner as before. Both of the returned `ReadStream` objects can
// also be read from, and the rows returned by both child streams will be
// the same as the rows read from the original stream.
//
// Moreover, the two child streams will be allocated back-to-back in the
// original `ReadStream`. Concretely, it is guaranteed that for streams
// original, primary, and residual, that original[0-j] = primary[0-j] and
// original[j-n] = residual[0-m] once the streams have been read to
// completion.
SplitReadStream(context.Context, *SplitReadStreamRequest) (*SplitReadStreamResponse, error)
}
// UnimplementedBigQueryReadServer can be embedded to have forward compatible implementations.
type UnimplementedBigQueryReadServer struct {
}
func (*UnimplementedBigQueryReadServer) CreateReadSession(ctx context.Context, req *CreateReadSessionRequest) (*ReadSession, error) {
return nil, status.Errorf(codes.Unimplemented, "method CreateReadSession not implemented")
}
func (*UnimplementedBigQueryReadServer) ReadRows(req *ReadRowsRequest, srv BigQueryRead_ReadRowsServer) error {
return status.Errorf(codes.Unimplemented, "method ReadRows not implemented")
}
func (*UnimplementedBigQueryReadServer) SplitReadStream(ctx context.Context, req *SplitReadStreamRequest) (*SplitReadStreamResponse, error) {
return nil, status.Errorf(codes.Unimplemented, "method SplitReadStream not implemented")
}
func RegisterBigQueryReadServer(s *grpc.Server, srv BigQueryReadServer) {
s.RegisterService(&_BigQueryRead_serviceDesc, srv)
}
func _BigQueryRead_CreateReadSession_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(CreateReadSessionRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(BigQueryReadServer).CreateReadSession(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/google.cloud.bigquery.storage.v1.BigQueryRead/CreateReadSession",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(BigQueryReadServer).CreateReadSession(ctx, req.(*CreateReadSessionRequest))
}
return interceptor(ctx, in, info, handler)
}
func _BigQueryRead_ReadRows_Handler(srv interface{}, stream grpc.ServerStream) error {
m := new(ReadRowsRequest)
if err := stream.RecvMsg(m); err != nil {
return err
}
return srv.(BigQueryReadServer).ReadRows(m, &bigQueryReadReadRowsServer{stream})
}
type BigQueryRead_ReadRowsServer interface {
Send(*ReadRowsResponse) error
grpc.ServerStream
}
type bigQueryReadReadRowsServer struct {
grpc.ServerStream
}
func (x *bigQueryReadReadRowsServer) Send(m *ReadRowsResponse) error {
return x.ServerStream.SendMsg(m)
}
func _BigQueryRead_SplitReadStream_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(SplitReadStreamRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(BigQueryReadServer).SplitReadStream(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/google.cloud.bigquery.storage.v1.BigQueryRead/SplitReadStream",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(BigQueryReadServer).SplitReadStream(ctx, req.(*SplitReadStreamRequest))
}
return interceptor(ctx, in, info, handler)
}
var _BigQueryRead_serviceDesc = grpc.ServiceDesc{
ServiceName: "google.cloud.bigquery.storage.v1.BigQueryRead",
HandlerType: (*BigQueryReadServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "CreateReadSession",
Handler: _BigQueryRead_CreateReadSession_Handler,
},
{
MethodName: "SplitReadStream",
Handler: _BigQueryRead_SplitReadStream_Handler,
},
},
Streams: []grpc.StreamDesc{
{
StreamName: "ReadRows",
Handler: _BigQueryRead_ReadRows_Handler,
ServerStreams: true,
},
},
Metadata: "google/cloud/bigquery/storage/v1/storage.proto",
}