Reference documentation and code samples for the Cloud Spanner V1 Client class TransactionSelector.
This message is used to select the transaction in which a Read or ExecuteSql call runs.
See TransactionOptions for more information about transactions.
Generated from protobuf message google.spanner.v1.TransactionSelector
Methods
__construct
Constructor.
| Parameters | |
|---|---|
| Name | Description |
data |
array
Optional. Data for populating the Message object. |
↳ single_use |
Google\Cloud\Spanner\V1\TransactionOptions
Execute the read or SQL query in a temporary transaction. This is the most efficient way to execute a transaction that consists of a single SQL query. |
↳ id |
string
Execute the read or SQL query in a previously-started transaction. |
↳ begin |
Google\Cloud\Spanner\V1\TransactionOptions
Begin a new transaction and execute this read or SQL query in it. The transaction ID of the new transaction is returned in ResultSetMetadata.transaction, which is a Transaction. |
getSingleUse
Execute the read or SQL query in a temporary transaction.
This is the most efficient way to execute a transaction that consists of a single SQL query.
| Returns | |
|---|---|
| Type | Description |
Google\Cloud\Spanner\V1\TransactionOptions|null | |
hasSingleUse
setSingleUse
Execute the read or SQL query in a temporary transaction.
This is the most efficient way to execute a transaction that consists of a single SQL query.
| Parameter | |
|---|---|
| Name | Description |
var |
Google\Cloud\Spanner\V1\TransactionOptions
|
| Returns | |
|---|---|
| Type | Description |
$this | |
getId
Execute the read or SQL query in a previously-started transaction.
| Returns | |
|---|---|
| Type | Description |
string | |
hasId
setId
Execute the read or SQL query in a previously-started transaction.
| Parameter | |
|---|---|
| Name | Description |
var |
string
|
| Returns | |
|---|---|
| Type | Description |
$this | |
getBegin
Begin a new transaction and execute this read or SQL query in it. The transaction ID of the new transaction is returned in ResultSetMetadata.transaction, which is a Transaction.
| Returns | |
|---|---|
| Type | Description |
Google\Cloud\Spanner\V1\TransactionOptions|null | |
hasBegin
setBegin
Begin a new transaction and execute this read or SQL query in it. The transaction ID of the new transaction is returned in ResultSetMetadata.transaction, which is a Transaction.
| Parameter | |
|---|---|
| Name | Description |
var |
Google\Cloud\Spanner\V1\TransactionOptions
|
| Returns | |
|---|---|
| Type | Description |
$this | |
getSelector
| Returns | |
|---|---|
| Type | Description |
string | |