| cloud.google.com/go/spanner | Package spanner provides a client for reading and writing to Cloud Spanner databases. |
| cloud.google.com/go/spanner/executor/apiv1/executorpb | |
| cloud.google.com/go/spanner/test/cloudexecutor/executor/actions | |
| cloud.google.com/go/spanner/test/cloudexecutor/executor/internal/outputstream | |
| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| google.golang.org/api/option | |
| google.golang.org/grpc/codes | Package codes defines the canonical error codes used by gRPC. |
| google.golang.org/grpc/status | Package status implements errors returned by gRPC. |
| io | Package io provides basic interfaces to I/O primitives. |
| log | Package log implements a simple logging package. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |