Package org.vitrivr.cottontail.grpc

Class TXNGrpc.TXNStub

  • Enclosing class:
    TXNGrpc
    public static final class TXNGrpc.TXNStub
extends io.grpc.stub.AbstractAsyncStub<TXNGrpc.TXNStub>
    
 Endpoint for transaction management.

    • Nested Class Summary

      • Nested classes/interfaces inherited from class io.grpc.stub.AbstractStub

        io.grpc.stub.AbstractStub.StubFactory<T extends io.grpc.stub.AbstractStub<T>>

    • 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.
      protected TXNGrpc.TXNStub build​(io.grpc.Channel channel, io.grpc.CallOptions callOptions)  
      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 io.grpc.stub.AbstractAsyncStub

        newStub, newStub

      • Methods inherited from class io.grpc.stub.AbstractStub

        getCallOptions, getChannel, withCallCredentials, withChannel, withCompression, withDeadline, withDeadlineAfter, withExecutor, withInterceptors, withMaxInboundMessageSize, withMaxOutboundMessageSize, withOption, withWaitForReady

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • build

        protected TXNGrpc.TXNStub build​(io.grpc.Channel channel,
                                io.grpc.CallOptions callOptions)
        Specified by:
        build in class io.grpc.stub.AbstractStub<TXNGrpc.TXNStub>

      • 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.