zclllyybb commented on code in PR #47319:
URL: https://github.com/apache/doris/pull/47319#discussion_r1930060132
##########
regression-test/suites/nereids_p0/datatype/test_cast.groovy:
##########
@@ -96,6 +96,124 @@ suite("test_cast") {
sql "select cast(true as date);"
result([[null]])
}
+
+ explain {
+ sql("select cast('12:00:00' as time);")
+ notContains "cast("
+ }
+
+ testFoldConst("select cast(cast('16:32:04' as time) as string);")
+
+ check_fold_consistency "cast(cast('11:11:11' as time) as bigint);"
+ check_fold_consistency "cast(cast('11:11:11' as time) as char);"
+ check_fold_consistency "cast(cast('11:11:11' as time) as double);"
+ check_fold_consistency "cast(cast('11:11:11' as time) as float);"
+ check_fold_consistency "cast(cast('11:11:11' as time) as int);"
+ check_fold_consistency "cast(cast('11:11:11' as time) as integer);"
+ check_fold_consistency "cast(cast('11:11:11' as time) as json);"
Review Comment:
what's the behaviour of casting to json? as an element? for all
`check_fold_consistency` we should also add a `qt_sql` command for result
consistency.
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