... transaction . There are four rounds of mes- sages to or from all participants , as can easily be seen in Figure 9.1 : REQUEST - TO - PREPARE , PREPARED or NO , COMMIT or ABORT , and DONE . The transaction is actually committed before ...
... transaction finally commits , the resource manager is able to reinstantiate the prepared transaction state : the prepared - to - commit state is a persistent savepoint . If that mechanism exists for commit , why not make it available ...
... Prepare Global Transaction Phase 2 - Commit Global Transaction -Prepare -Prepared Transaction Manager -Prepare Prepared - Resource Manager Commit Committed Resource Manager Transaction Manager -Commit + Committed- Resource Manager ...
... transaction ( C - PREPARE ) . De- pending on the actual status of a subordinate ( C - READY or C - REFUSE ) the superior decides in phase two whether a C - COMMIT or a C - ROLLBACK is to be issued . In the following example we show how ...
... transaction , prepared in the appendix C31 format , will be forwarded to the DoD Component . 8. The annual reconciliation of all small arms on the Component Registry will be performed utilizing DI Code DSR transaction , prepared in the ...
... transaction , prepared in the appendix C31 format , will be forwarded to the DoD Component . • 8. The annual reconciliation of all small arms on the Component Registry will be performed utilizing DI Code DSR transaction , prepared in ...
... transaction access is very small so that the limited amount of available local storage on the mobile devices can ... prepared , try to add the local DAG into the global DAG in the database . If it constitutes a cycle in the global ...
... prepared statement. Rows are added to the view when a new prepared statement is created and removed when a prepared ... TRANSACTION for details). pg_prepared_xacts contains one row per prepared transaction. An entry is removed when ...
Real-Time Constraints in Database Transaction Systems Nandit R. Soparkar, Henry F. Korth, Abraham Silberschatz. time last - op ack get prepared last - op ack get prepared unilateral abort potential to block prepared abort abort ...
... prepared record ( eager ) PREPARED Recover DECISION - REQUEST Participant times out waiting for a decision message ... transaction . In this case , it responds abort to requests for the decision . □ If the transaction aborts , a ...