Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/15704#discussion_r86385537
--- Diff:
sql/catalyst/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBase.g4 ---
@@ -243,7 +243,7 @@ partitionSpec
;
partitionVal
- : identifier (EQ constant)?
+ : identifier (comparisonOperator constant)?
--- End diff --
You mean that we change this as an expression and validate differently case
by case.
For example,
- `ADD PARTITION` should validate `column=value`.
- `DROP PARTITION` should validate `column comparisonOperator constant`
except NSEQ.
Did I understand correctly?
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