Flink OpenSource SQL Syntax Reference

**Table 1** Flink OpenSource SQL syntax reference
Flink Version	Description	Syntax Reference
Flink 1.15	The syntax design of Flink 1.15 has been improved to achieve higher compatibility and consistency with mainstream open-source technology standards. Flink 1.15 has added support for new connectors such as Hive and Hudi. For synchronous data migration scenarios in Flink 1.15, DataArts Studio's DataArts Migration is recommended. Flink 1.15 now supports integration with DEW-CSMS secret management, providing a privacy protection solution. Flink 1.15 supports minimal submission of Flink Jar jobs.	Overview
Flink 1.12	Flink 1.12 supports DataGen, GaussDB(DWS), JDBC, MySQL CDC, Postgres CDC, Redis, Upsert Kafka, and HBase source tables. Flink 1.12 now supports the merge of small files. Flink 1.12 now supports Redis and RDS dimension tables.	Overview
Flink 1.10	Flink 1.10 now supports DIS source tables and result tables, GaussDB(DWS) source tables, result tables, and dimension tables, Redis, custom connectors, and periodic triggering of tumbling windows to reduce latency.	Flink OpenSource SQL 1.10 Syntax

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