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Target customers: enterprise customers. Features released: ApsaraDB RDS for PostgreSQL 12 High-availability Edition based on standard SSDs as well as enhanced SSDs (ESSDs) of PL1, PL2, and PL3 has been released. It can provide up to 32 TB of storage space, one million input/output operations per second (IOPS), and 4 GB per second of read/write bandwidth. The high-availability edition supports multi-zone deployment, Secure Sockets Layer (SSL) encryption links, cloud disk encryption, and multiple primary/secondary replication modes (maximum protection, availability, and performance). ApsaraDB RDS for PostgreSQL 12 High-availability Edition improves performance one-hundred-fold where high concurrency operations are performed on huge amounts of partition tables.