first commit

src/main/java/com/budwk/app/sys/annotation/DataCenterColumn.java

@@ -0,0 +1,21 @@
+package com.budwk.app.sys.annotation;
+
+import java.lang.annotation.*;
+
+@Target({ElementType.FIELD})
+@Retention(RetentionPolicy.RUNTIME)
+@Inherited
+@Documented
+public @interface DataCenterColumn {
+
+    /*
+     * 列名
+     */
+    String name();
+
+    /*
+     * 列key
+     */
+    String key();
+
+}