Lantao Jin created SPARK-28010:
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Summary: Support ORDER BY ... USING syntax
Key: SPARK-28010
URL: https://issues.apache.org/jira/browse/SPARK-28010
Project: Spark
Issue Type: Sub-task
Components: SQL
Affects Versions: 3.0.0
Reporter: Lantao Jin
Currently, SparkSQL ORDER BY is below:
{code:sql}
ORDER BY expression [ ASC | DESC]
SELECT * FROM tab ORDER BY col ASC
{code}
Can SparkSQL support grammar like below, as PostgreSQL ORDER BY:
{code:sql}
ORDER BY expression [ ASC | DESC | USING operator ]
SELECT * FROM tab ORDER BY col USING <
{code}
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