Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/1774#discussion_r15790282
--- Diff: python/pyspark/sql.py ---
@@ -269,7 +269,7 @@ def __repr__(self):
class StructType(DataType):
"""Spark SQL StructType
- The data type representing rows.
+ The data type representing tuple or list values.
--- End diff --
@davies told me that we only accept tuples or lists as values of
`StructType` for`applySchema`. We need to finalize what are acceptable value
types before the release. https://issues.apache.org/jira/browse/SPARK-2854 is
used to track it.
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