diff --git a/src/main/java/com/muyu/enums/DataType.java b/src/main/java/com/muyu/enums/DataType.java
index 2d66436..198acb7 100644
--- a/src/main/java/com/muyu/enums/DataType.java
+++ b/src/main/java/com/muyu/enums/DataType.java
@@ -111,12 +111,32 @@ public enum DataType {
                 break;
             }
         }
-        if (StringUtils.isNotEmpty(javaType)) {
+        if (StringUtils.isEmpty(javaType)) {
             log.info("SQL字段类型异常,sqlType ---> {}", sqlType);
             throw new RuntimeException(String.format("SQL字段类型异常,sqlType ---> {}", sqlType));
         }
         return javaType;
     }
 
+    /**
+     * 获取枚举类型
+     * @param sqlType sql数据类型
+     * @return 枚举类型
+     */
+    public static DataType getDataType(String sqlType) {
+        DataType dataType = null;
+        for (DataType value : values()) {
+            if (sqlType != null && Arrays.asList(value.getSourceType()).contains(sqlType.toLowerCase())) {
+                dataType = value;
+            }
+        }
+        if (dataType == null) {
+            log.info("SQL字段类型异常,sqlType ---> {}", sqlType);
+            throw new RuntimeException(String.format("SQL字段类型异常,sqlType ---> {}", sqlType));
+        }
+        return dataType;
+
+    }
+
 
 }