diff --git a/src/main/java/com/alibaba/druid/hbase/mapping/HMapping.java b/src/main/java/com/alibaba/druid/hbase/mapping/HMapping.java
new file mode 100644
index 0000000000..ca33f2c115
--- /dev/null
+++ b/src/main/java/com/alibaba/druid/hbase/mapping/HMapping.java
@@ -0,0 +1,23 @@
+package com.alibaba.druid.hbase.mapping;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+public class HMapping {
+
+    private Map<String, HMappingColumn> columns = new LinkedHashMap<String, HMappingColumn>();
+
+    public Collection<HMappingColumn> getColumns() {
+        return Collections.unmodifiableCollection(columns.values());
+    }
+
+    public void addColumn(HMappingColumn column) {
+        this.columns.put(column.getName(), column);
+    }
+    
+    public HMappingColumn getColumn(String columnName) {
+        return columns.get(columnName);
+    }
+}
diff --git a/src/main/java/com/alibaba/druid/hbase/mapping/HMappingColumn.java b/src/main/java/com/alibaba/druid/hbase/mapping/HMappingColumn.java
new file mode 100644
index 0000000000..0046610c4a
--- /dev/null
+++ b/src/main/java/com/alibaba/druid/hbase/mapping/HMappingColumn.java
@@ -0,0 +1,24 @@
+package com.alibaba.druid.hbase.mapping;
+
+public class HMappingColumn {
+
+    private String   name;
+    private Class<?> type;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Class<?> getType() {
+        return type;
+    }
+
+    public void setType(Class<?> type) {
+        this.type = type;
+    }
+
+}