Xterra Engine ยท Solutions https://xterraengine.com/solutions/ Technical articles on Oracle Integration, OCI, MySQL, Oracle Database and messaging architecture: design criteria, official sources and verification procedures. en-us MySQL performance with InnoDB: indexes, transactions and slow queries https://xterraengine.com/solutions/mysql-innodb-performance/ https://xterraengine.com/solutions/mysql-innodb-performance/ Thu, 15 Oct 2026 14:00:00 GMT Xterra Engine Team Databases Tuning parameters without measuring the work queries do rarely fixes a performance problem. A diagnostic method for MySQL 8.4 with InnoDB: indexes, plans, transactions, locks and evidence-based configuration. Error handling and reprocessing in Oracle Integration 3: a model that neither loses nor duplicates work https://xterraengine.com/solutions/oracle-integration-error-handling-reprocessing/ https://xterraengine.com/solutions/oracle-integration-error-handling-reprocessing/ Tue, 13 Oct 2026 14:00:00 GMT Xterra Engine Team Oracle CloudIntegrations A misclassified fault becomes either a duplicated operation or lost work. A model for fault classification, visibility and recovery for integrations in Oracle Integration 3. Queue architecture: acknowledgement, idempotency, retries and dead letters https://xterraengine.com/solutions/queue-architecture-idempotency-retries/ https://xterraengine.com/solutions/queue-architecture-idempotency-retries/ Sun, 11 Oct 2026 20:26:39 GMT Xterra Engine Team ArchitectureIntegrations A queue decouples systems, but it does not remove pending work: it moves it. Design principles for acknowledging at the right moment, avoiding duplicate effects, retrying with judgment and operating the dead-letter queue. Integration patterns in Oracle Integration 3: choosing the trigger https://xterraengine.com/solutions/oracle-integration-3-integration-patterns/ https://xterraengine.com/solutions/oracle-integration-3-integration-patterns/ Sun, 11 Oct 2026 20:26:39 GMT Xterra Engine Team Oracle CloudIntegrations What starts an integration determines how a delay is detected, how a duplicate is prevented and how a failure is recovered. Criteria for choosing between Application, Event and Schedule in Oracle Integration 3. Baseline network in OCI: VCN, subnets, gateways and traffic control https://xterraengine.com/solutions/oci-baseline-network/ https://xterraengine.com/solutions/oci-baseline-network/ Sun, 11 Oct 2026 20:26:39 GMT Xterra Engine Team Oracle CloudArchitecture A tenancy's first network tends to become the foundation for everything that follows. Criteria for designing it from approved flows, and a procedure for validating it before applications go live.