Begins a new transaction. This step can often be skipped: sessions.read
, sessions.executeSql
and sessions.commit
can begin a new transaction as a side-effect.
HTTP request
POST https://spanner.googleapis.com/v1/{session=projects/*/instances/*/databases/*/sessions/*}:beginTransaction
The URL uses gRPC Transcoding syntax.
Path parameters
Parameters | |
---|---|
session |
Required. The session in which the transaction runs. Authorization requires one or more of the following Google IAM permissions on the specified resource
|
Request body
The request body contains data with the following structure:
JSON representation | |
---|---|
{
"options": {
object ( |
Fields | |
---|---|
options |
Required. Options for the new transaction. |
Response body
If successful, the response body contains an instance of Transaction
.
Authorization Scopes
Requires one of the following OAuth scopes:
https://www.googleapis.com/auth/spanner.data
https://www.googleapis.com/auth/cloud-platform
For more information, see the Authentication Overview.