i2Active is a semantic-level realtime data replication software between isomorphic databases. Based on database log analysis technology, the realtime synchronization of database data is realized in the high concurrent transaction scenario, and the final consistency of the database transaction level between the source side and target side is strictly ensured by synchronization verification technology. This helps users to complete the real-time DR of the database, migration of heterogeneous platforms, load balancing, building large-scale data warehouse and other work in the complex production application environment. Amid rapid development ofDR, data protection, cloud data management and big data.i2Active enables fast, automatic, stable and continuous data DRservices in key areas with high requirement for timelines such as“finance, e-government, medical care, enterprise digitalization and intelligent energy".