Fix a bug in ToString function of Not expression

Signed-off-by: Wenbo Li <lwb21@mails.tsinghua.edu.cn>
thu-db · Apr 27, 2024 · 338b3c1 · 338b3c1
1 parent b410ab9
commit 338b3c1
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/operators/expressions/logic.h b/src/operators/expressions/logic.h
@@ -41,7 +41,12 @@ class Logic : public OperatorExpression {
     }
   }
 
-  std::string ToString() const override { return fmt::format("{} {} {}", children_[0], logic_type_, children_[1]); }
+  std::string ToString() const override {
+    if (logic_type_ == LogicType::NOT) {
+      return fmt::format("{} {}", logic_type_, children_[0]);
+    }
+    return fmt::format("{} {} {}", children_[0], logic_type_, children_[1]);
+  }
   LogicType GetLogicType() const { return logic_type_; }
 
  private: