Cloud Spanner V1 API - Class Google::Cloud::Spanner::V1::TransactionSelector (v1.10.0)

Reference documentation and code samples for the Cloud Spanner V1 API class Google::Cloud::Spanner::V1::TransactionSelector.

This message is used to select the transaction in which a Read or ExecuteSql call runs.

See TransactionOptions for more information about transactions.

Inherits

def begin() -> ::Google::Cloud::Spanner::V1::TransactionOptions

Returns

(::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.

Note: The following fields are mutually exclusive: begin, single_use, id. If a field in that set is populated, all other fields in the set will automatically be cleared.

def begin=(value) -> ::Google::Cloud::Spanner::V1::TransactionOptions

Parameter

value (::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.

Note: The following fields are mutually exclusive: begin, single_use, id. If a field in that set is populated, all other fields in the set will automatically be cleared.

Returns

(::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.

Note: The following fields are mutually exclusive: begin, single_use, id. If a field in that set is populated, all other fields in the set will automatically be cleared.

def id() -> ::String

Returns

(::String) — Execute the read or SQL query in a previously-started transaction.

Note: The following fields are mutually exclusive: id, single_use, begin. If a field in that set is populated, all other fields in the set will automatically be cleared.

def id=(value) -> ::String

Parameter

value (::String) — Execute the read or SQL query in a previously-started transaction.

Note: The following fields are mutually exclusive: id, single_use, begin. If a field in that set is populated, all other fields in the set will automatically be cleared.

Returns

(::String) — Execute the read or SQL query in a previously-started transaction.

Note: The following fields are mutually exclusive: id, single_use, begin. If a field in that set is populated, all other fields in the set will automatically be cleared.

def single_use() -> ::Google::Cloud::Spanner::V1::TransactionOptions

Returns

(::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.

Note: The following fields are mutually exclusive: single_use, id, begin. If a field in that set is populated, all other fields in the set will automatically be cleared.

def single_use=(value) -> ::Google::Cloud::Spanner::V1::TransactionOptions

Parameter

value (::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.

Note: The following fields are mutually exclusive: single_use, id, begin. If a field in that set is populated, all other fields in the set will automatically be cleared.

Returns

(::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.

Note: The following fields are mutually exclusive: single_use, id, begin. If a field in that set is populated, all other fields in the set will automatically be cleared.