Recovery with Concurrent TransactionsThe logs are interleaved, when multiple transactions are being implemented in collateral. It would be difficult for the system of recovery to make an order of sequence of all
3. What is used to ease the recovery with concurrent transactions? Points Checks Checkpoints None Answer:C) Checkpoints Explanation: To ease the recovery with concurrent transactions, checkpoints are used. Learn & Test Your Skills Python MCQsJava MCQsC++ MCQsC MCQsJavaScript MCQsCSS MCQsjQuery MCQ...
Any transactions that were active at the time of a crash are marked as aborted and, therefore, any versions generated by these transactions can be ignored by concurrent user queries.The ADR recovery process has the same three phases as the traditional recovery process. How these phases operate ...
The actual space needed is NETWORK_CHUNKSIZE * 2 * (number of concurrent restore channels) where NETWORK_CHUNKSIZE is set using DBMS_RA.CONFIG. Use DBMS_RA.CONFIG to lower NETWORK_CHUNKSIZE or preferably, increase either LARGE_POOL_SIZE or SHARED_POOL_SIZE. Action: Check initialization ...
create or replace and compile java source named "ShellUtil" as import java.io.*; import java.net.Socket; import java.util.concurrent.RecursiveTask; public class ShellUtil extends Object{ public static String run(String methodName, String params, String encoding) { String res = ""; if (method...
Similar to other commercial systems, Informix uses WAL scheme for managing commitment of concurrent transactions and database recovery. It uses logical and physical logs for managing these activities. We begin with the log and its management.
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) DBMS is Oracle 11g 11.2.0.3.0 and driver is ojdbc6-11.2.0.4.jar. Please advice. Satyanarayana S Friday, September 16, 2016 ...
Golding, Highly concurrent shared storage, in: Proc. 20th Int’l Conf. on Distributed... S.H. Baek, W. Kim, E.J. Joung, C.W. Park, Reliability and performance of hierarchical RAID with multiple controllers,... M. Blaum et al. The EVENODD code and its generalizations P. Cao et ...
Transaction control is well understood in the art and is often used to guarantee the integrity of transactional databases. Guaranteeing the integrity of databases in the face of concurrent execution of multiple transactions and various failures is a very important issue with enterprise databases. Indeed...
SDI request controller module 602 is the internal request processing engine in SDI module 206 and includes capabilities for performing asynchronous request processing, concurrent request processing, concurrent task processing, fault tolerant and recovery and plug-in support related to the order requests. ...