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Golang proto.Proto3ToQueryResult函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/youtube/vitess/go/mysql/proto.Proto3ToQueryResult函数的典型用法代码示例。如果您正苦于以下问题:Golang Proto3ToQueryResult函数的具体用法?Golang Proto3ToQueryResult怎么用?Golang Proto3ToQueryResult使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了Proto3ToQueryResult函数的14个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: StreamExecuteKeyspaceIds

func (conn *vtgateConn) StreamExecuteKeyspaceIds(ctx context.Context, query string, keyspace string, keyspaceIds [][]byte, bindVars map[string]interface{}, tabletType pbt.TabletType) (<-chan *mproto.QueryResult, vtgateconn.ErrFunc, error) {
	req := &pb.StreamExecuteKeyspaceIdsRequest{
		CallerId:    callerid.EffectiveCallerIDFromContext(ctx),
		Query:       tproto.BoundQueryToProto3(query, bindVars),
		Keyspace:    keyspace,
		KeyspaceIds: keyspaceIds,
		TabletType:  tabletType,
	}
	stream, err := conn.c.StreamExecuteKeyspaceIds(ctx, req)
	if err != nil {
		return nil, nil, vterrors.FromGRPCError(err)
	}
	sr := make(chan *mproto.QueryResult, 10)
	var finalError error
	go func() {
		for {
			ser, err := stream.Recv()
			if err != nil {
				if err != io.EOF {
					finalError = vterrors.FromGRPCError(err)
				}
				close(sr)
				return
			}
			sr <- mproto.Proto3ToQueryResult(ser.Result)
		}
	}()
	return sr, func() error {
		return finalError
	}, nil
}
开发者ID:xgwubin,项目名称:vitess,代码行数:31,代码来源:conn.go


示例2: sendStreamResults

func sendStreamResults(c *rpcplus.Call, sr chan streamResult) (<-chan *mproto.QueryResult, vtgateconn.ErrFunc, error) {
	srout := make(chan *mproto.QueryResult, 1)
	var err error
	go func() {
		defer close(srout)
		for r := range sr {
			// nil != nil
			vtErr := vterrors.FromVtRPCError(r.err)
			if vtErr != nil {
				err = vtErr
				continue
			}
			// If we get a QueryResult with an RPCError, that was an extra QueryResult sent by
			// the server specifically to indicate an error, and we shouldn't surface it to clients.
			srout <- mproto.Proto3ToQueryResult(r.qr)
		}
	}()
	// errFunc will return either an RPC-layer error or an application error, if one exists.
	// It will only return the most recent application error (i.e, from the QueryResult that
	// most recently contained an error). It will prioritize an RPC-layer error over an apperror,
	// if both exist.
	errFunc := func() error {
		if c.Error != nil {
			return c.Error
		}
		return err
	}
	return srout, errFunc, nil
}
开发者ID:payintel,项目名称:vitess,代码行数:29,代码来源:conn.go


示例3: StreamExecute

func (conn *vtgateConn) StreamExecute(ctx context.Context, query string, bindVars map[string]interface{}, tabletType pbt.TabletType) (<-chan *mproto.QueryResult, vtgateconn.ErrFunc, error) {
	req := &pb.StreamExecuteRequest{
		CallerId:   callerid.EffectiveCallerIDFromContext(ctx),
		Query:      tproto.BoundQueryToProto3(query, bindVars),
		TabletType: tabletType,
	}
	stream, err := conn.c.StreamExecute(ctx, req)
	if err != nil {
		return nil, nil, vterrors.FromGRPCError(err)
	}
	sr := make(chan *mproto.QueryResult, 10)
	// TODO(aaijazi): I'm pretty sure ther error handling going on down here is overkill now...
	var finalError error
	go func() {
		for {
			ser, err := stream.Recv()
			if err != nil {
				if err != io.EOF {
					finalError = err
				}
				close(sr)
				return
			}
			if ser.Error != nil {
				finalError = vterrors.FromVtRPCError(ser.Error)
				close(sr)
				return
			}
			sr <- mproto.Proto3ToQueryResult(ser.Result)
		}
	}()
	return sr, func() error {
		return finalError
	}, nil
}
开发者ID:ruiaylin,项目名称:vitess,代码行数:35,代码来源:conn.go


示例4: ExecuteShards

func (conn *vtgateConn) ExecuteShards(ctx context.Context, query string, keyspace string, shards []string, bindVars map[string]interface{}, tabletType pbt.TabletType, notInTransaction bool, session interface{}) (*mproto.QueryResult, interface{}, error) {
	var s *pb.Session
	if session != nil {
		s = session.(*pb.Session)
	}
	q, err := tproto.BoundQueryToProto3(query, bindVars)
	if err != nil {
		return nil, session, err
	}
	request := &pb.ExecuteShardsRequest{
		CallerId:         callerid.EffectiveCallerIDFromContext(ctx),
		Session:          s,
		Query:            q,
		Keyspace:         keyspace,
		Shards:           shards,
		TabletType:       tabletType,
		NotInTransaction: notInTransaction,
	}
	response, err := conn.c.ExecuteShards(ctx, request)
	if err != nil {
		return nil, session, vterrors.FromGRPCError(err)
	}
	if response.Error != nil {
		return nil, response.Session, vterrors.FromVtRPCError(response.Error)
	}
	return mproto.Proto3ToQueryResult(response.Result), response.Session, nil
}
开发者ID:hadmagic,项目名称:vitess,代码行数:27,代码来源:conn.go


示例5: StreamExecuteKeyspaceIds

func (conn *vtgateConn) StreamExecuteKeyspaceIds(ctx context.Context, query string, keyspace string, keyspaceIds []key.KeyspaceId, bindVars map[string]interface{}, tabletType topo.TabletType) (<-chan *mproto.QueryResult, vtgateconn.ErrFunc, error) {
	req := &pb.StreamExecuteKeyspaceIdsRequest{
		Query:       tproto.BoundQueryToProto3(query, bindVars),
		Keyspace:    keyspace,
		KeyspaceIds: key.KeyspaceIdsToProto(keyspaceIds),
		TabletType:  topo.TabletTypeToProto(tabletType),
	}
	stream, err := conn.c.StreamExecuteKeyspaceIds(ctx, req)
	if err != nil {
		return nil, nil, err
	}
	sr := make(chan *mproto.QueryResult, 10)
	var finalError error
	go func() {
		for {
			ser, err := stream.Recv()
			if err != nil {
				if err != io.EOF {
					finalError = err
				}
				close(sr)
				return
			}
			if ser.Error != nil {
				finalError = vterrors.FromVtRPCError(ser.Error)
				close(sr)
				return
			}
			sr <- mproto.Proto3ToQueryResult(ser.Result)
		}
	}()
	return sr, func() error {
		return finalError
	}, nil
}
开发者ID:afrolovskiy,项目名称:vitess,代码行数:35,代码来源:conn.go


示例6: sendStreamResults

func sendStreamResults(c *rpcplus.Call, sr chan *qpb.QueryResult) (<-chan *mproto.QueryResult, vtgateconn.ErrFunc, error) {
	srout := make(chan *mproto.QueryResult, 1)
	go func() {
		defer close(srout)
		for r := range sr {
			srout <- mproto.Proto3ToQueryResult(r)
		}
	}()
	errFunc := func() error {
		return vterrors.FromJSONError(c.Error)
	}
	return srout, errFunc, nil
}
开发者ID:xgwubin,项目名称:vitess,代码行数:13,代码来源:conn.go


示例7: ExecuteFetchAsApp

// ExecuteFetchAsApp is part of the tmclient.TabletManagerClient interface
func (client *Client) ExecuteFetchAsApp(ctx context.Context, tablet *topo.TabletInfo, query string, maxRows int, wantFields bool) (*mproto.QueryResult, error) {
	cc, c, err := client.dial(ctx, tablet)
	if err != nil {
		return nil, err
	}
	defer cc.Close()
	response, err := c.ExecuteFetchAsApp(ctx, &pb.ExecuteFetchAsAppRequest{
		Query:      query,
		MaxRows:    uint64(maxRows),
		WantFields: wantFields,
	})
	if err != nil {
		return nil, err
	}
	return mproto.Proto3ToQueryResult(response.Result), nil
}
开发者ID:pranjal5215,项目名称:vitess,代码行数:17,代码来源:client.go


示例8: ExecuteFetchAsDba

// ExecuteFetchAsDba is part of the tmclient.TabletManagerClient interface
func (client *Client) ExecuteFetchAsDba(ctx context.Context, tablet *topo.TabletInfo, query string, maxRows int, wantFields, disableBinlogs, reloadSchema bool) (*mproto.QueryResult, error) {
	cc, c, err := client.dial(ctx, tablet)
	if err != nil {
		return nil, err
	}
	defer cc.Close()
	response, err := c.ExecuteFetchAsDba(ctx, &pb.ExecuteFetchAsDbaRequest{
		Query:          query,
		DbName:         tablet.DbName(),
		MaxRows:        uint64(maxRows),
		WantFields:     wantFields,
		DisableBinlogs: disableBinlogs,
		ReloadSchema:   reloadSchema,
	})
	if err != nil {
		return nil, err
	}
	return mproto.Proto3ToQueryResult(response.Result), nil
}
开发者ID:pranjal5215,项目名称:vitess,代码行数:20,代码来源:client.go


示例9: Execute

func (conn *vtgateConn) Execute(ctx context.Context, query string, bindVars map[string]interface{}, tabletType topo.TabletType, notInTransaction bool, session interface{}) (*mproto.QueryResult, interface{}, error) {
	var s *pb.Session
	if session != nil {
		s = session.(*pb.Session)
	}
	request := &pb.ExecuteRequest{
		Session:          s,
		Query:            tproto.BoundQueryToProto3(query, bindVars),
		TabletType:       topo.TabletTypeToProto(tabletType),
		NotInTransaction: notInTransaction,
	}
	response, err := conn.c.Execute(ctx, request)
	if err != nil {
		return nil, session, err
	}
	if response.Error != nil {
		return nil, response.Session, vterrors.FromVtRPCError(response.Error)
	}
	return mproto.Proto3ToQueryResult(response.Result), response.Session, nil
}
开发者ID:afrolovskiy,项目名称:vitess,代码行数:20,代码来源:conn.go


示例10: Execute

// Execute sends the query to VTTablet.
func (conn *gRPCQueryClient) Execute(ctx context.Context, query string, bindVars map[string]interface{}, transactionID int64) (*mproto.QueryResult, error) {
	conn.mu.RLock()
	defer conn.mu.RUnlock()
	if conn.cc == nil {
		return nil, tabletconn.ConnClosed
	}

	req := &pb.ExecuteRequest{
		Query:         tproto.BoundQueryToProto3(query, bindVars),
		TransactionId: transactionID,
		SessionId:     conn.sessionID,
	}
	er, err := conn.c.Execute(ctx, req)
	if err != nil {
		return nil, tabletErrorFromGRPC(err)
	}
	if er.Error != nil {
		return nil, tabletErrorFromRPCError(er.Error)
	}
	return mproto.Proto3ToQueryResult(er.Result), nil
}
开发者ID:afrolovskiy,项目名称:vitess,代码行数:22,代码来源:conn.go


示例11: Execute

func (conn *vtgateConn) Execute(ctx context.Context, query string, bindVars map[string]interface{}, tabletType topopb.TabletType, notInTransaction bool, session interface{}) (*mproto.QueryResult, interface{}, error) {
	var s *pb.Session
	if session != nil {
		s = session.(*pb.Session)
	}
	request := &pb.ExecuteRequest{
		CallerId:         callerid.EffectiveCallerIDFromContext(ctx),
		Query:            tproto.BoundQueryToProto3(query, bindVars),
		TabletType:       tabletType,
		Session:          s,
		NotInTransaction: notInTransaction,
	}
	response := &pb.ExecuteResponse{}
	if err := conn.rpcConn.Call(ctx, "VTGateP3.Execute", request, response); err != nil {
		return nil, response.Session, err
	}
	if err := vterrors.FromVtRPCError(response.Error); err != nil {
		return nil, response.Session, err
	}
	return mproto.Proto3ToQueryResult(response.Result), response.Session, nil
}
开发者ID:payintel,项目名称:vitess,代码行数:21,代码来源:conn.go


示例12: StreamExecute

// StreamExecute starts a streaming query to VTTablet.
func (conn *gRPCQueryClient) StreamExecute(ctx context.Context, query string, bindVars map[string]interface{}, transactionID int64) (<-chan *mproto.QueryResult, tabletconn.ErrFunc, error) {
	conn.mu.RLock()
	defer conn.mu.RUnlock()
	if conn.cc == nil {
		return nil, nil, tabletconn.ConnClosed
	}

	req := &pb.StreamExecuteRequest{
		Query:     tproto.BoundQueryToProto3(query, bindVars),
		SessionId: conn.sessionID,
	}
	stream, err := conn.c.StreamExecute(ctx, req)
	if err != nil {
		return nil, nil, tabletErrorFromGRPC(err)
	}
	sr := make(chan *mproto.QueryResult, 10)
	var finalError error
	go func() {
		for {
			ser, err := stream.Recv()
			if err != nil {
				if err != io.EOF {
					finalError = tabletErrorFromGRPC(err)
				}
				close(sr)
				return
			}
			if ser.Error != nil {
				finalError = tabletErrorFromRPCError(ser.Error)
				close(sr)
				return
			}
			sr <- mproto.Proto3ToQueryResult(ser.Result)
		}
	}()
	return sr, func() error {
		return finalError
	}, nil
}
开发者ID:afrolovskiy,项目名称:vitess,代码行数:40,代码来源:conn.go


示例13: ExecuteKeyRanges

func (conn *vtgateConn) ExecuteKeyRanges(ctx context.Context, query string, keyspace string, keyRanges []key.KeyRange, bindVars map[string]interface{}, tabletType topo.TabletType, notInTransaction bool, session interface{}) (*mproto.QueryResult, interface{}, error) {
	var s *pb.Session
	if session != nil {
		s = session.(*pb.Session)
	}
	request := &pb.ExecuteKeyRangesRequest{
		CallerId:         callerid.EffectiveCallerIDFromContext(ctx),
		Session:          s,
		Query:            tproto.BoundQueryToProto3(query, bindVars),
		Keyspace:         keyspace,
		KeyRanges:        key.KeyRangesToProto(keyRanges),
		TabletType:       topo.TabletTypeToProto(tabletType),
		NotInTransaction: notInTransaction,
	}
	response, err := conn.c.ExecuteKeyRanges(ctx, request)
	if err != nil {
		return nil, session, err
	}
	if response.Error != nil {
		return nil, response.Session, vterrors.FromVtRPCError(response.Error)
	}
	return mproto.Proto3ToQueryResult(response.Result), response.Session, nil
}
开发者ID:haoqoo,项目名称:vitess,代码行数:23,代码来源:conn.go


示例14: ExecuteEntityIds

func (conn *vtgateConn) ExecuteEntityIds(ctx context.Context, query string, keyspace string, entityColumnName string, entityKeyspaceIDs []*pb.ExecuteEntityIdsRequest_EntityId, bindVars map[string]interface{}, tabletType topopb.TabletType, notInTransaction bool, session interface{}) (*mproto.QueryResult, interface{}, error) {
	var s *pb.Session
	if session != nil {
		s = session.(*pb.Session)
	}
	request := &pb.ExecuteEntityIdsRequest{
		CallerId:          callerid.EffectiveCallerIDFromContext(ctx),
		Session:           s,
		Query:             tproto.BoundQueryToProto3(query, bindVars),
		Keyspace:          keyspace,
		EntityColumnName:  entityColumnName,
		EntityKeyspaceIds: entityKeyspaceIDs,
		TabletType:        tabletType,
		NotInTransaction:  notInTransaction,
	}
	response := &pb.ExecuteEntityIdsResponse{}
	if err := conn.rpcConn.Call(ctx, "VTGateP3.ExecuteEntityIds", request, response); err != nil {
		return nil, session, vterrors.FromJSONError(err)
	}
	if response.Error != nil {
		return nil, response.Session, vterrors.FromVtRPCError(response.Error)
	}
	return mproto.Proto3ToQueryResult(response.Result), response.Session, nil
}
开发者ID:xgwubin,项目名称:vitess,代码行数:24,代码来源:conn.go



注:本文中的github.com/youtube/vitess/go/mysql/proto.Proto3ToQueryResult函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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Golang proto.Proto3ToQueryResults函数代码示例发布时间:2022-05-28
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