From bc08535285ac489559b0e50c4c20f84bb2b72ea4 Mon Sep 17 00:00:00 2001
From: morrySnow <101034200+morrySnow@users.noreply.github.com>
Date: Thu, 28 Dec 2023 13:26:09 +0800
Subject: [PATCH] [fix](Nereids) throw readable exception when meet unsupport
 sup-query (#29147)

---
 .../src/main/java/org/apache/doris/nereids/util/Utils.java  | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/util/Utils.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/util/Utils.java
index 456dcafdb2..baf37c1c64 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/util/Utils.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/util/Utils.java
@@ -163,8 +163,10 @@ public class Utils {
             List<Expression> correlatedSlots) {
         List<Expression> slots = new ArrayList<>();
         correlatedPredicates.forEach(predicate -> {
-            if (!(predicate instanceof BinaryExpression) && !(predicate instanceof Not)) {
-                throw new AnalysisException("UnSupported expr type: " + correlatedPredicates);
+            if (!(predicate instanceof BinaryExpression)
+                    && (!(predicate instanceof Not) || !(predicate.child(0) instanceof BinaryExpression))) {
+                throw new AnalysisException("Unsupported correlated subquery with"
+                        + " non-equals correlated predicate " + predicate.toSql());
             }
 
             BinaryExpression binaryExpression;