Cloud Spanner V1 Client - Class Transaction (1.57.0)

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` `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.
`↳ 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: `"2014-10-02T15:01:23.045123456Z"`.

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