Can cached data become inconsistent with the actual database state due to concurrent transactions

Feb 3, 2025 ... The recommended transaction isolation level for Drupal sites is 'READ COMMITTED'. The 'REPEATABLE READ' option is supported but can result in ... What is the relationship between transaction logs and database backups? Transaction logs are used to record every change made to the database and can be saved ... Jan 23, 2020 ... Closing the connection is done using end() which makes sure all remaining queries are executed before sending a quit packet to the mysql server. Mar 9, 2009 ... I have spent four to five months in vain in trying to get the transaction to work with MySQL 5.0 and MySQL/Connector Net 5.2.1 in VS 2005. I still cannnot get ... Jan 6, 2022 ... If you have logs already from MySQL you can Foward them using the infrastructure agent, and you will see those logs in the New Relic One ... Sep 3, 2023 ... Does MySQL's transaction id use different scenario which no need to handle the wraparound~? Q2: When PostgreSQL row data is modified, it's ... LOCK TABLES/UNLOCK TABLES Syntax ... LOCK TABLES locks tables for the current thread. UNLOCK TABLES releases any locks held by the current thread. All tables that ... This book explains the major role that locks play in database systems, showing how locks are essential in allowing high-concurrency workloads. Nov 28, 2020 ... When you start a transaction, and then need to rollback and have not yet committed, you can restore the table to its exact previous state, right when the ... It's impossible to use atomic() when autocommit is turned off. Transactions in MySQL¶. If you're using MySQL, your tables may or may not support transactions; ...