What are the trade-offs between optimistic and pessimistic locking in terms of performance and potential for conflicts

By default, MySqlConnector requires MySqlCommand.Transaction to be set to the connection's active transaction in order for the command to be executed ... Additionally, this guide also includes instructions to and configure the New Relic MySQL integration for query-level insights. For more information, refer Query ... Feb 18, 2022 ... In this video, learn MySQL Data Transaction (COMMIT & ROLLBACK) - Explained | MySQL Tutorial. Find all the videos of the MySQL Full Course ... 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 ... Apr 8, 2019 ... Learned something new today about MySQL transaction isolation levels, and adding the `READ UNCOMMITTED` to querying views that take a long time to load. Jun 20, 2012 ... A large log buffer enables large transactions to run without a need to write the log to disk before the transactions commit. The tables in the MySQL database can be read as if they were normal DuckDB tables, but the underlying data is read directly from MySQL at query time. SHOW ALL ... Mar 7, 2015 ... If I understand correctly, the use of START TRANSACTION and COMMIT as a single unit could be a performance optimization, particularly if invoked ... Emits each read event to the Kafka topic for the source table. Releases data table locks, if applicable. 9. Commit the transaction ... Sep 13, 2024 ... This post will introduce the transaction lock system in InnoDB, specifically how InnoDB handles row-level locking in transactions.