Transaction Isolation - Definição do Glossário CI/CD
Os níveis de isolamento de transações (read uncommitted, read committed, repeatable read, serializable) controlam quais anomalias de concorrência - dirty reads, phantoms - uma transação pode observar.
Guias relacionados
ACID - CI/CD Glossary DefinitionACID - atomicity, consistency, isolation, durability - are the four guarantees a transactional database makes…
Optimistic Locking - CI/CD Glossary DefinitionOptimistic locking lets transactions proceed without locks and checks a version column at commit, retrying if…
Pessimistic Locking - CI/CD Glossary DefinitionPessimistic locking grabs a row or table lock before reading, blocking other writers. It prevents conflicts a…