guihuawen created SPARK-48006:
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Summary: add SortOrder for window function which has no orderSpec
Key: SPARK-48006
URL: https://issues.apache.org/jira/browse/SPARK-48006
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 4.0.0
Reporter: guihuawen
Fix For: 4.0.0
I am doing Hive SQL to switch to Spark SQL.
In Hive SQL
hive> explain select *,row_number() over (partition by day) rn from
testdb.zeropart_db;
OK
Explain
In Spark SQL
spark-sql> explain select *,row_number() over (partition by age ) rn from
testdb.zeropart_db;
plan
== Physical Plan ==
org.apache.spark.sql.AnalysisException: Window function row_number() requires
window to be ordered, please add ORDER BY clause. For example SELECT
row_number()(value_expr) OVER (PARTITION BY window_partition ORDER BY
window_ordering) from table
Time taken: 0.172 seconds, Fetched 1 row(s)
For better compatibility with migration. For better compatibility with
migration, new parameters are added to ensure compatibility with the same
behavior as Hive SQL
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