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Diffstat (limited to 'python/pyspark/sql/context.py')
-rw-r--r-- | python/pyspark/sql/context.py | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/python/pyspark/sql/context.py b/python/pyspark/sql/context.py index e8e60c6412..486733a390 100644 --- a/python/pyspark/sql/context.py +++ b/python/pyspark/sql/context.py @@ -34,7 +34,10 @@ __all__ = ["SQLContext", "HiveContext", "UDFRegistration"] class SQLContext(object): - """Wrapper around :class:`SparkSession`, the main entry point to Spark SQL functionality. + """The entry point for working with structured data (rows and columns) in Spark, in Spark 1.x. + + As of Spark 2.0, this is replaced by :class:`SparkSession`. However, we are keeping the class + here for backward compatibility. A SQLContext can be used create :class:`DataFrame`, register :class:`DataFrame` as tables, execute SQL over tables, cache tables, and read parquet files. |