Reference documentation and code samples for the Cloud Spanner V1 Client class Transaction.
A transaction.
Generated from protobuf message google.spanner.v1.Transaction
Methods
__construct
Constructor.
| Parameters | |
|---|---|
| Name | Description |
data |
array
Optional. Data for populating the Message object. |
↳ id |
string
|
↳ read_timestamp |
Google\Protobuf\Timestamp
For snapshot read-only transactions, the read timestamp chosen for the transaction. Not returned by default: see TransactionOptions.ReadOnly.return_read_timestamp. A timestamp in RFC3339 UTC "Zulu" format, accurate to nanoseconds. Example: |
getId
id may be used to identify the transaction in subsequent
Read,
ExecuteSql,
Commit, or
Rollback calls.
Single-use read-only transactions do not have IDs, because single-use transactions do not support multiple requests.
| Returns | |
|---|---|
| Type | Description |
string | |
setId
id may be used to identify the transaction in subsequent
Read,
ExecuteSql,
Commit, or
Rollback calls.
Single-use read-only transactions do not have IDs, because single-use transactions do not support multiple requests.
| Parameter | |
|---|---|
| Name | Description |
var |
string
|
| Returns | |
|---|---|
| Type | Description |
$this | |
getReadTimestamp
For snapshot read-only transactions, the read timestamp chosen for the transaction. Not returned by default: see TransactionOptions.ReadOnly.return_read_timestamp.
A timestamp in RFC3339 UTC "Zulu" format, accurate to nanoseconds.
Example: "2014-10-02T15:01:23.045123456Z".
| Returns | |
|---|---|
| Type | Description |
Google\Protobuf\Timestamp|null | |
hasReadTimestamp
clearReadTimestamp
setReadTimestamp
For snapshot read-only transactions, the read timestamp chosen for the transaction. Not returned by default: see TransactionOptions.ReadOnly.return_read_timestamp.
A timestamp in RFC3339 UTC "Zulu" format, accurate to nanoseconds.
Example: "2014-10-02T15:01:23.045123456Z".
| Parameter | |
|---|---|
| Name | Description |
var |
Google\Protobuf\Timestamp
|
| Returns | |
|---|---|
| Type | Description |
$this | |