francisoliverlee opened a new issue #5447: URL: https://github.com/apache/incubator-doris/issues/5447
**Describe the bug** ``` ERROR 5012 (HY000): errCode = 2, detailMessage = Unexpected exception: Failed analysis after expr substitution. ``` **To Reproduce** - prepare doris tables ```sql create database test; use test; CREATE TABLE `dp_class_student_test` ( `teacher_region` int(11) NULL COMMENT "" ) ENGINE=OLAP COMMENT "" DISTRIBUTED BY HASH(`teacher_region`) BUCKETS 1 PROPERTIES ( "replication_num" = "1", "in_memory" = "false", "storage_format" = "DEFAULT" ); insert into test.dp_class_student_test(teacher_region) values(1); insert into test.dp_class_student_test(teacher_region) values(2); insert into test.dp_class_student_test(teacher_region) values(3); ``` - exec sql to reproduce the EXCEPTION ```sql select distinct teacher_region from ( select teacher_region from test.dp_class_student_test union all select '全国' as teacher_region from test.dp_class_student_test ) as aaa where teacher_region in ('1', '全国') ``` - find out where problem is - sql can run right ```sql select distinct teacher_region from ( select teacher_region from test.dp_class_student_test union all select '全国' as teacher_region from test.dp_class_student_test ) as aaa where teacher_region in ('1'); ``` - sql cannot run ```sql select distinct teacher_region from ( select teacher_region from test.dp_class_student_test union all select '全国' as teacher_region from test.dp_class_student_test ) as aaa where teacher_region in ('全国'); ``` **Expected behavior** take teacher_region as string to do filter in the table, run and return right result **Doris Be and Fe version - version 0.12.21 ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For additional commands, e-mail: commits-h...@doris.apache.org