diff --git a/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java b/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java
index 6e50fb87e0..e75dcc5e70 100644
--- a/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java
+++ b/src/main/java/com/alibaba/druid/sql/visitor/SQLEvalVisitorUtils.java
@@ -827,6 +827,7 @@ public class SQLEvalVisitorUtils {
                 x.putAttribute(EVAL_VALUE, value);
                 break;
             case Is:
+            case Equality:
                 value = eq(left.getAttribute(EVAL_VALUE), right.getAttributes().get(EVAL_VALUE));
                 x.putAttribute(EVAL_VALUE, value);
                 break;