Package org.vitrivr.cottontail.grpc

Class TXNGrpc.TXNImplBase

  • All Implemented Interfaces:
    io.grpc.BindableService
    Enclosing class:
    TXNGrpc
    public abstract static class TXNGrpc.TXNImplBase
extends java.lang.Object
implements io.grpc.BindableService
    
 Endpoint for transaction management.

    • Constructor Summary

      Constructors 
      Constructor Description
      TXNImplBase()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void begin​(com.google.protobuf.Empty request, io.grpc.stub.StreamObserver<CottontailGrpc.Metadata> responseObserver)
      Starts a new transaction.
      io.grpc.ServerServiceDefinition bindService()  
      void commit​(CottontailGrpc.Metadata request, io.grpc.stub.StreamObserver<com.google.protobuf.Empty> responseObserver)
      Performs a commit on a transaction.
      void kill​(CottontailGrpc.Metadata request, io.grpc.stub.StreamObserver<com.google.protobuf.Empty> responseObserver)
      Kills and performs a rollback on an ongoing transaction.
      void listLocks​(com.google.protobuf.Empty request, io.grpc.stub.StreamObserver<CottontailGrpc.QueryResponseMessage> responseObserver)
      Lists all active locks on database objects.
      void listTransactions​(com.google.protobuf.Empty request, io.grpc.stub.StreamObserver<CottontailGrpc.QueryResponseMessage> responseObserver)
      Lists all active transactions.
      void rollback​(CottontailGrpc.Metadata request, io.grpc.stub.StreamObserver<com.google.protobuf.Empty> responseObserver)
      Performs a rollback on a transaction and aborts it.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • TXNImplBase

        public TXNImplBase()

    • Method Detail

      • begin

        public void begin​(com.google.protobuf.Empty request,
                  io.grpc.stub.StreamObserver<CottontailGrpc.Metadata> responseObserver)
         Starts a new transaction.

      • commit

        public void commit​(CottontailGrpc.Metadata request,
                   io.grpc.stub.StreamObserver<com.google.protobuf.Empty> responseObserver)
         Performs a commit on a transaction. This method blocks if a query is currently executed.

      • rollback

        public void rollback​(CottontailGrpc.Metadata request,
                     io.grpc.stub.StreamObserver<com.google.protobuf.Empty> responseObserver)
         Performs a rollback on a transaction and aborts it. This method blocks if a query is currently executed.

      • kill

        public void kill​(CottontailGrpc.Metadata request,
                 io.grpc.stub.StreamObserver<com.google.protobuf.Empty> responseObserver)
         Kills and performs a rollback on an ongoing transaction. This method can even be used when a query is being executed.

      • listTransactions

        public void listTransactions​(com.google.protobuf.Empty request,
                             io.grpc.stub.StreamObserver<CottontailGrpc.QueryResponseMessage> responseObserver)
         Lists all active transactions.

      • listLocks

        public void listLocks​(com.google.protobuf.Empty request,
                      io.grpc.stub.StreamObserver<CottontailGrpc.QueryResponseMessage> responseObserver)
         Lists all active locks on database objects.

      • bindService

        public final io.grpc.ServerServiceDefinition bindService()
        Specified by:
        bindService in interface io.grpc.BindableService