Github user ueshin commented on a diff in the pull request: https://github.com/apache/spark/pull/19459#discussion_r143633890 --- Diff: python/pyspark/sql/session.py --- @@ -510,9 +511,43 @@ def createDataFrame(self, data, schema=None, samplingRatio=None, verifySchema=Tr except Exception: has_pandas = False if has_pandas and isinstance(data, pandas.DataFrame): - if schema is None: - schema = [str(x) for x in data.columns] - data = [r.tolist() for r in data.to_records(index=False)] + if self.conf.get("spark.sql.execution.arrow.enable", "false").lower() == "true" \ --- End diff -- The config name was modified to `spark.sql.execution.arrow.enabled` at d29d1e87995e02cb57ba3026c945c3cd66bb06e2 and af8a34c787dc3d68f5148a7d9975b52650bb7729.
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