feiniaofeiafei commented on code in PR #67809:
URL: https://github.com/apache/doris/pull/67809#discussion_r4044528436


##########
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/GeneratedColumnDesc.java:
##########
@@ -50,7 +55,16 @@ public void setExpr(Expr expr) {
     }
 
     public Expression getExpression() {
-        return expression;
+        // CREATE TABLE LIKE must also parse the expression under its original 
session settings.
+        return sessionVariables.isPresent() ? new 
NereidsParser().parseExpression(exprSql) : expression;

Review Comment:
   no need to processed because in old version , user hardly use Generated 
columns.



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