imay commented on a change in pull request #1629: Enable parsing columns from
file path for Broker Load (#1582)
URL: https://github.com/apache/incubator-doris/pull/1629#discussion_r313206234
##########
File path: docs/documentation/cn/sql-reference/sql-statements/Data
Manipulation/LOAD.md
##########
@@ -278,6 +285,22 @@
(k1, k2, k3)
)
WITH BROKER hdfs ("username"="hdfs_user", "password"="hdfs_password");
+
+ 9. 提取文件路径中的压缩字段
+ 如果需要，则会根据表中定义的字段类型解析文件路径中的压缩字段（partitioned fields），类似Spark中Partition
Discovery的功能
+ LOAD LABEL example_db.label10
+ (
+ DATA
INFILE("hdfs://hdfs_host:hdfs_port/user/palo/data/input/dir/city=beijing/*/*")
+ INTO TABLE `my_table`
+ FORMAT AS "csv"
+ COLUMNS FROM PATH AS (city, utc_date)
+ (k1, k2, k3)
Review comment:
I think following looks better
```
(k1, k2, k3)
COLUMNS FROM PATH AS (city, utc_date)
```
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