diff --git a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
index 2eff76d9dc..3a417de7ef 100644
--- a/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+++ b/src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
@@ -240,6 +240,8 @@ public class SQLExprParser extends SQLParser {
                     SQLDateExpr dateExpr = new SQLDateExpr();
                     dateExpr.setLiteral(literal);
                     sqlExpr = dateExpr;
+                } else if (JdbcConstants.MYSQL.equalsIgnoreCase(dbType) && ident.startsWith("0x") && (ident.length() % 2) == 0) {
+                    sqlExpr = new SQLHexExpr(ident.substring(2));
                 } else {
                     sqlExpr = new SQLIdentifierExpr(ident);
                 }
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/mysql/param/MySqlParameterizedOutputVisitorTest_36.java b/src/test/java/com/alibaba/druid/bvt/sql/mysql/param/MySqlParameterizedOutputVisitorTest_36.java
index 7a153f200f..be87bf186c 100644
--- a/src/test/java/com/alibaba/druid/bvt/sql/mysql/param/MySqlParameterizedOutputVisitorTest_36.java
+++ b/src/test/java/com/alibaba/druid/bvt/sql/mysql/param/MySqlParameterizedOutputVisitorTest_36.java
@@ -35,6 +35,6 @@ public class MySqlParameterizedOutputVisitorTest_36 extends TestCase {
         visitor.setExportTables(true);
         visitor.setPrettyFormat(false);
         statement.accept(visitor);
-        System.out.println(out);
+        assertEquals("INSERT INTO v_j (jb) VALUES (?)", out.toString());
     }
 }
diff --git a/src/test/java/com/alibaba/druid/bvt/sql/mysql/select/MySqlSelectTest_37.java b/src/test/java/com/alibaba/druid/bvt/sql/mysql/select/MySqlSelectTest_37.java
new file mode 100644
index 0000000000..4b90914434
--- /dev/null
+++ b/src/test/java/com/alibaba/druid/bvt/sql/mysql/select/MySqlSelectTest_37.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright 1999-2017 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.mysql.select;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
+import com.alibaba.druid.util.JdbcConstants;
+import org.junit.Assert;
+
+import java.util.List;
+
+public class MySqlSelectTest_37 extends MysqlTest {
+
+    public void test_0() throws Exception {
+        String sql = "SELECT * FROM mytable where md5=x'AD9133D47CEB2222A68662BD7600D890'";
+
+
+        List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.MYSQL);
+        SQLStatement stmt = statementList.get(0);
+
+        Assert.assertEquals(1, statementList.size());
+
+        SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.MYSQL);
+        stmt.accept(visitor);
+
+//        System.out.println("Tables : " + visitor.getTables());
+//        System.out.println("fields : " + visitor.getColumns());
+//        System.out.println("coditions : " + visitor.getConditions());
+//        System.out.println("orderBy : " + visitor.getOrderByColumns());
+        
+//        Assert.assertEquals(1, visitor.getTables().size());
+//        Assert.assertEquals(1, visitor.getColumns().size());
+//        Assert.assertEquals(0, visitor.getConditions().size());
+//        Assert.assertEquals(0, visitor.getOrderByColumns().size());
+        
+        {
+            String output = SQLUtils.toMySqlString(stmt);
+            Assert.assertEquals("SELECT *\n" +
+                            "FROM mytable\n" +
+                            "WHERE md5 = 0xAD9133D47CEB2222A68662BD7600D890", //
+                                output);
+        }
+        {
+            String output = SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
+            Assert.assertEquals("select *\n" +
+                            "from mytable\n" +
+                            "where md5 = 0xAD9133D47CEB2222A68662BD7600D890", //
+                                output);
+        }
+
+        {
+            String output = SQLUtils.toMySqlString(stmt);
+            Assert.assertEquals("SELECT *\n" +
+                            "FROM mytable\n" +
+                            "WHERE md5 = 0xAD9133D47CEB2222A68662BD7600D890", //
+                    output);
+        }
+
+        {
+            String output = SQLUtils.toMySqlString(stmt, new SQLUtils.FormatOption(true, true, true));
+            Assert.assertEquals("SELECT *\n" +
+                            "FROM mytable\n" +
+                            "WHERE md5 = ?", //
+                    output);
+        }
+    }
+    
+    
+    
+}