cloud-fan commented on a change in pull request #34148:
URL: https://github.com/apache/spark/pull/34148#discussion_r731500964
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File path:
sql/catalyst/src/main/java/org/apache/spark/sql/connector/catalog/index/SupportsIndex.java
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@@ -38,7 +37,8 @@
* Creates an index.
*
* @param indexName the name of the index to be created
- * @param indexType the IndexType of the index to be created
+ * @param indexType the type of the index to be created. If this is not
specified, Spark
+ * will use empty String.
Review comment:
I think it's better to follow the table provider and treat index type as
a special index property. Then it's easier to indicate when index type is not
specified.
We can do it in a followup.
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