| Package | Description |
|---|---|
| com.aliyun.odps.udf |
UDF API
主要包括
UDF(User Defined Function,用户自定义函数)
和 UDTF (User Defined Table-generating Function,用户自定义生成表函数) |
| Modifier and Type | Method and Description |
|---|---|
abstract void |
UDJ.join(Record key,
Iterator<Record> left,
Iterator<Record> right,
Yieldable<Record> output)
Interface for setting up the udj, implementation can be a no-op
|
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