HaoYang670 commented on code in PR #4753:
URL: https://github.com/apache/arrow-datafusion/pull/4753#discussion_r1059232377
##########
datafusion/core/tests/sql/union.rs:
##########
@@ -80,6 +80,23 @@ async fn union_all_with_aggregate() -> Result<()> {
Ok(())
}
+#[tokio::test]
+async fn union_all_with_count() -> Result<()> {
+ let ctx = SessionContext::new();
+ execute_to_batches(&ctx, "CREATE table t as SELECT 1 as a").await;
+ let sql = "SELECT COUNT(*) FROM (SELECT a from t UNION ALL SELECT a from
t)";
Review Comment:
Could you please file an issue @jackwener ?
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