From f6cf06c741a0c92e656bf8b38b5ba2ae999c117b Mon Sep 17 00:00:00 2001
From: kamhung <22250530@qq.com>
Date: Fri, 4 Dec 2015 13:58:55 +0800
Subject: [PATCH]

---
 .../wentch/redkale/source/FilterJoinColumn.java  | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/src/com/wentch/redkale/source/FilterJoinColumn.java b/src/com/wentch/redkale/source/FilterJoinColumn.java
index 1776d7f68..2bdef114a 100644
--- a/src/com/wentch/redkale/source/FilterJoinColumn.java
+++ b/src/com/wentch/redkale/source/FilterJoinColumn.java
@@ -27,10 +27,24 @@ public @interface FilterJoinColumn {
     Class table();
 
     /**
-     * 默认使用join表(b)的主键, join表与被join表(a)的字段必须一样
+     *
+     * 单个关联字段， 默认使用join表(b)的主键, join表与被join表(a)的字段必须一样
+     * 例如: SELECT a.* FROM user a INNER JOIN record b ON a.userid = b.userid
+     * 那么注解为: @FilterJoinColumn(table = Record.class, column = "userid")
      * <p>
+     * @deprecated  使用columns 代替
+     * 
      * @return
      */
     String column() default "";
 
+    /**
+     *
+     * 多个关联字段, 默认使用join表(b)的主键, join表与被join表(a)的字段必须一样
+     * 例如: SELECT a.* FROM user a INNER JOIN record b ON a.userid = b.userid AND a.usertype = b.usertype
+     * 那么注解为: @FilterJoinColumn(table = Record.class, columns = {"userid", "usertype"})
+     * <p>
+     * @return
+     */
+    String[] columns() default {};
 }