jiaan.geng created SPARK-38196:
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Summary: Reactor framework so as JDBC dialect could compile
expression by self way
Key: SPARK-38196
URL: https://issues.apache.org/jira/browse/SPARK-38196
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 3.3.0
Reporter: jiaan.geng
https://issues.apache.org/jira/browse/SPARK-37960 provides a new framework to
represent catalyst expressions in DS V2 APIs.
Because the framework translate all catalyst expressions to a unified SQL
string and cannot keep compatibility between different JDBC database, the
framework works not good.
This PR reactor the framework so as JDBC dialect could compile expression by
self way.
First, The framework translate catalyst expressions to DS V2 expression.
Second, The JDBC dialect could compile DS V2 expression to different SQL syntax.
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