Reynold Xin created SPARK-7152:
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Summary: Add an expression for partition ID
Key: SPARK-7152
URL: https://issues.apache.org/jira/browse/SPARK-7152
Project: Spark
Issue Type: Sub-task
Components: SQL
Reporter: Reynold Xin
Assignee: Reynold Xin
Partition ID can be useful for seeding random number generators, or for seeding
unique record IDs.
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