Description

Rename the fields of a batch operator.

Parameters

Script Example

Code

URL = "http://alink-dataset.cn-hangzhou.oss.aliyun-inc.com/csv/iris.csv"
SCHEMA_STR = "sepal_length double, sepal_width double, petal_length double, petal_width double, category string";
data = CsvSourceBatchOp().setFilePath(URL).setSchemaStr(SCHEMA_STR)
data = data.link(AsBatchOp().setClause("f1,f2,f3"))