diff --git a/infra/common/src/test/java/org/apache/shardingsphere/infra/util/DatabaseTypeUtilsTest.java b/infra/common/src/test/java/org/apache/shardingsphere/infra/util/DatabaseTypeUtilsTest.java
new file mode 100644
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+++ b/infra/common/src/test/java/org/apache/shardingsphere/infra/util/DatabaseTypeUtilsTest.java
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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 org.apache.shardingsphere.infra.util;
+
+import org.apache.shardingsphere.infra.database.core.type.DatabaseType;
+import org.apache.shardingsphere.infra.spi.type.typed.TypedSPILoader;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class DatabaseTypeUtilsTest {
+    
+    @Test
+    void assertIsMySQL() {
+        DatabaseType actual = TypedSPILoader.getService(DatabaseType.class, "MySQL");
+        assertTrue(DatabaseTypeUtils.isMySQL(actual));
+        actual = TypedSPILoader.getService(DatabaseType.class, "MariaDB");
+        assertTrue(DatabaseTypeUtils.isMySQL(actual));
+        actual = TypedSPILoader.getService(DatabaseType.class, "PostgreSQL");
+        assertFalse(DatabaseTypeUtils.isMySQL(actual));
+    }
+}