caicancai commented on code in PR #4843:
URL: https://github.com/apache/calcite/pull/4843#discussion_r2994968701
##########
arrow/src/test/java/org/apache/calcite/adapter/arrow/ArrowAdapterDataTypesTest.java:
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@@ -222,4 +222,76 @@ static void initializeArrowState(@TempDir Path
sharedTempDir)
.returns(result)
.explainContains(plan);
}
+
+ /** Test case for
+ * <a
href="https://issues.apache.org/jira/browse/CALCITE-6646";>[CALCITE-6646]
+ * Arrow adapter should support Timestamp data type</a>. */
+ @Test void testTimestampSecProject() {
+ String sql = "select \"timestampSecField\" from arrowdatatype";
+ String plan = "PLAN=ArrowToEnumerableConverter\n"
+ + " ArrowProject(timestampSecField=[$12])\n"
+ + " ArrowTableScan(table=[[ARROW, ARROWDATATYPE]], fields=[[0, 1,
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]])\n\n";
+ String result = "timestampSecField=2024-01-01 00:00:00\n"
+ + "timestampSecField=2024-01-02 00:00:00\n";
+ CalciteAssert.that()
+ .with(arrow)
+ .query(sql)
+ .limit(2)
+ .returns(result)
+ .explainContains(plan);
+ }
+
+ /** Test case for
+ * <a
href="https://issues.apache.org/jira/browse/CALCITE-6646";>[CALCITE-6646]
+ * Arrow adapter should support Timestamp data type</a>. */
+ @Test void testTimestampMilliProject() {
+ String sql = "select \"timestampMilliField\" from arrowdatatype";
+ String plan = "PLAN=ArrowToEnumerableConverter\n"
+ + " ArrowProject(timestampMilliField=[$13])\n"
+ + " ArrowTableScan(table=[[ARROW, ARROWDATATYPE]], fields=[[0, 1,
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]])\n\n";
+ String result = "timestampMilliField=2024-01-01 00:00:00.000\n"
+ + "timestampMilliField=2024-01-02 00:00:00.000\n";
+ CalciteAssert.that()
+ .with(arrow)
+ .query(sql)
+ .limit(2)
+ .returns(result)
+ .explainContains(plan);
+ }
+
+ /** Test case for
+ * <a
href="https://issues.apache.org/jira/browse/CALCITE-6646";>[CALCITE-6646]
+ * Arrow adapter should support Timestamp data type</a>. */
+ @Test void testTimestampMicroProject() {
Review Comment:
done, add `testTimestampNanoProject`
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