Yulei-Yang opened a new issue, #18155:
URL: https://github.com/apache/doris/issues/18155

   ### Search before asking
   
   - [X] I had searched in the 
[issues](https://github.com/apache/doris/issues?q=is%3Aissue) and found no 
similar issues.
   
   
   ### Version
   
   branch-1.2-lts
   
   ### What's Wrong?
   
   CREATE TABLE `t1` (
       `id` int(11) NOT NULL COMMENT ''
   ) ENGINE=OLAP
   UNIQUE KEY(`id`)
   COMMENT "OLAP"
   DISTRIBUTED BY HASH(`id`) BUCKETS 1
   PROPERTIES (
   "replication_allocation" = "tag.location.default: 1"
   );
   
   CREATE TABLE `t2` (
       `name` varchar(128) COMMENT ''
   ) ENGINE=OLAP
   UNIQUE KEY(`name`)
   COMMENT "OLAP"
   DISTRIBUTED BY HASH(`name`) BUCKETS 1
   PROPERTIES (
   "replication_allocation" = "tag.location.default: 1"
   );
   
   **this sql will get wrong**
   SELECT cd
   FROM
     (SELECT CURDATE() cd
      FROM t1) tbl1
   JOIN
     (select cast(now() as string) td
         from t2 b
      GROUP BY now()) tbl2 
   ON tbl1.cd = tbl2.td;
   
   2023-03-28 02:17:36,484 WARN (mysql-nio-pool-15|6590) 
[StmtExecutor.analyze():738] Analyze failed. stmt[74, 479271bfc4d04735-8af390c3
   37bef803]
   java.lang.NullPointerException: null
           at 
java.lang.String$CaseInsensitiveComparator.compare(String.java:1192) 
~[?:1.8.0_362]
           at 
java.lang.String$CaseInsensitiveComparator.compare(String.java:1186) 
~[?:1.8.0_362]
           at java.util.TreeMap.getEntryUsingComparator(TreeMap.java:376) 
~[?:1.8.0_362]
           at java.util.TreeMap.getEntry(TreeMap.java:345) ~[?:1.8.0_362]
           at java.util.TreeMap.get(TreeMap.java:278) ~[?:1.8.0_362]
           at org.apache.doris.catalog.Table.getColumn(Table.java:315) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.analysis.Analyzer.resolveColumnRef(Analyzer.java:971) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.analysis.Analyzer.registerColumnRef(Analyzer.java:848) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.SlotRef.analyzeImpl(SlotRef.java:194) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.Expr.analyze(Expr.java:421) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.Expr.analyze(Expr.java:413) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.Expr.analyze(Expr.java:413) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.TableRef.analyzeJoin(TableRef.java:652) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.analysis.InlineViewRef.analyze(InlineViewRef.java:252) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.FromClause.analyze(FromClause.java:137) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.analysis.SelectStmt.analyze(SelectStmt.java:409) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.StmtExecutor.analyzeAndGenerateQueryPlan(StmtExecutor.java:862)
 ~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.qe.StmtExecutor.analyze(StmtExecutor.java:721) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.qe.StmtExecutor.execute(StmtExecutor.java:446) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.qe.StmtExecutor.execute(StmtExecutor.java:409) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.ConnectProcessor.handleQuery(ConnectProcessor.java:330) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.ConnectProcessor.dispatch(ConnectProcessor.java:473) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.ConnectProcessor.processOnce(ConnectProcessor.java:700) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.mysql.ReadListener.lambda$handleEvent$0(ReadListener.java:52) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 
~[?:1.8.0_362]
           at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 
~[?:1.8.0_362]
           at java.lang.Thread.run(Thread.java:750) ~[?:1.8.0_362]
   2023-03-28 02:17:36,484 WARN (mysql-nio-pool-15|6590) 
[StmtExecutor.execute():589] execute Exception. stmt[74, 
479271bfc4d04735-8af390c337bef803]
   org.apache.doris.common.AnalysisException: errCode = 2, detailMessage = 
Unexpected exception: null
           at org.apache.doris.qe.StmtExecutor.analyze(StmtExecutor.java:742) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.qe.StmtExecutor.execute(StmtExecutor.java:446) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at org.apache.doris.qe.StmtExecutor.execute(StmtExecutor.java:409) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.ConnectProcessor.handleQuery(ConnectProcessor.java:330) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.ConnectProcessor.dispatch(ConnectProcessor.java:473) 
~[doris-fe.jar:1.2-SNAPSHOT]
           at 
org.apache.doris.qe.ConnectProcessor.processOnce(ConnectProcessor.java:700) 
~[doris-fe.jar:1.2-SNAPSHOT]
   
   ### What You Expected?
   
   fix it
   
   ### How to Reproduce?
   
   _No response_
   
   ### Anything Else?
   
   _No response_
   
   ### Are you willing to submit PR?
   
   - [ ] Yes I am willing to submit a PR!
   
   ### Code of Conduct
   
   - [X] I agree to follow this project's [Code of 
Conduct](https://www.apache.org/foundation/policies/conduct)
   


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