Description

Union with another BatchOperator. The duplicated records are kept.

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";
data1 = CsvSourceBatchOp().setFilePath(URL).setSchemaStr(SCHEMA_STR)
data2 = CsvSourceBatchOp().setFilePath(URL).setSchemaStr(SCHEMA_STR)
unionAllOp = UnionAllBatchOp()
output = unionAllOp.linkFrom(data1, data2)