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Posted to dev@doris.apache.org by GitBox <gi...@apache.org> on 2019/08/29 09:09:33 UTC

[GitHub] [incubator-doris] HangyuanLiu commented on a change in pull request #1721: Make bitmap_union agg column support insert into

HangyuanLiu commented on a change in pull request #1721: Make bitmap_union agg column support insert into
URL: https://github.com/apache/incubator-doris/pull/1721#discussion_r318964623
 
 

 ##########
 File path: docs/documentation/cn/sql-reference/sql-statements/Data Definition/CREATE TABLE.md
 ##########
 @@ -301,8 +301,8 @@
         (
         k1 TINYINT,
         k2 DECIMAL(10, 2) DEFAULT "10.5",
-        v1 VARCHAR(20) BITMAP_UNION,
-        v2 VARCHAR(20) BITMAP_UNION
+        v1 VARCHAR(0) BITMAP_UNION,  // 注意： bitmap_union的varchar长度需要指定为0
+        v2 VARCHAR(0) BITMAP_UNION
         )
 
 Review comment:
   这个文档上面的Bitmap_union好像应该是“并集”

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