[jira] [Created] (SPARK-46518) Support for copy from write compatible postgresql databases (pg, redshift, snowflake, gauss)

["melin (Jira)" <ji...@apache.org>]

melin created SPARK-46518:
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             Summary: Support for copy from write compatible postgresql databases (pg, redshift, snowflake, gauss)
                 Key: SPARK-46518
                 URL: https://issues.apache.org/jira/browse/SPARK-46518
             Project: Spark
          Issue Type: New Feature
          Components: SQL
    Affects Versions: 4.0.0
            Reporter: melin


Now many databases are compatible with pg syntax and support copy from syntax. The copy form import performance is 10 times higher than that of jdbc batch.

[https://github.com/melin/datatunnel/blob/master/connectors/jdbc/src/main/scala/com/superior/datatunnel/plugin/jdbc/support/CopyHelper.scala]

Supports upsert data import： [https://github.com/melin/datatunnel/blob/master/connectors/jdbc/src/main/scala/com/superior/datatunnel/plugin/jdbc/support/DataTunnelJdbcRelationProvider.scala]

!image-2023-12-27-09-43-01-529.png!

 

 



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