snuyanzin commented on code in PR #4389:
URL: https://github.com/apache/calcite/pull/4389#discussion_r2097294390
##########
core/src/test/java/org/apache/calcite/test/SqlValidatorTest.java:
##########
@@ -5238,6 +5238,35 @@ private ImmutableList<ImmutableBitSet>
cube(ImmutableBitSet... sets) {
.fails("Type mismatch in column 1 of UNION");
sql("select ^slacker^ from emp union select name from dept").ok();
+
+ sql("select ^name^ from dept union select name from dept union select
slacker from emp")
+ .withTypeCoercion(false)
+ .fails("Type mismatch in column 1 of UNION");
+
+ sql("select ^name^ from dept except select name from dept except select
slacker from emp")
+ .withTypeCoercion(false)
+ .fails("Type mismatch in column 1 of EXCEPT");
+
+ sql("select ^name^ from dept intersect select name from dept intersect
select slacker from emp")
Review Comment:
sure, done
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