mysql=>kafka=>elasticsearch=>doris on es

Former-commit-id: 98fcd5e86d4c97fe9e1ecbaa8672be1f2b42d852
Former-commit-id: ae9a56856aed5ea532aa45ad3d4b5318f5338cb0

labs/doris/readme.md

@@ -102,6 +102,22 @@ AGGREGATE KEY(Id,UserName)
 DISTRIBUTED BY HASH(Id) BUCKETS 10
 PROPERTIES("replication_num" = "1");
 
+## doris 創建 Elasticsearch 外部表：
+
+參考：http://doc.dorisdb.com/2146013#6531__85
+
+CREATE EXTERNAL TABLE ES_User01
+(
+    Id CHAR(36),
+    UserName VARCHAR(2048)
+)
+ENGINE=ELASTICSEARCH
+PROPERTIES (
+    "hosts" = "http://172.172.0.30:9200",
+    "index" = "mysql.example.user",
+    "type" = "_doc"
+);
+
 ## kafka 导入 doris（未完成）
 
 查看导入任务：