libenchao commented on code in PR #20140:
URL: https://github.com/apache/flink/pull/20140#discussion_r1003920728
##########
flink-connectors/flink-connector-jdbc/src/test/resources/org/apache/flink/connector/jdbc/table/JdbcTablePlanTest.xml:
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@@ -51,4 +51,22 @@ TableSourceScan(table=[[default_catalog, default_database,
jdbc, project=[decima
]]>
</Resource>
</TestCase>
+ <TestCase name="testFilterPushdown">
+ <Resource name="sql">
+ <![CDATA[SELECT id, time_col, real_col FROM jdbc WHERE id =
900001 AND time_col <> '11:11:11.000111' OR double_col >= -1000.23]]>
+ </Resource>
+ <Resource name="ast">
+ <![CDATA[
+LogicalProject(id=[$0], time_col=[$3], real_col=[$4])
++- LogicalFilter(condition=[OR(AND(=($0, 900001), <>($3,
_UTF-16LE'11:11:11.000111')), >=($5, -1000.23:DECIMAL(6, 2)))])
+ +- LogicalTableScan(table=[[default_catalog, default_database, jdbc]])
+]]>
+ </Resource>
+ <Resource name="optimized exec plan">
+ <![CDATA[
+Calc(select=[id, time_col, real_col], where=[((time_col <> '11:11:11.000111')
OR (double_col >= -1000.23))])
Review Comment:
why the condition still exists in the Calc?
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