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Diffstat (limited to 'python/pyspark/sql/__init__.py')
-rw-r--r-- | python/pyspark/sql/__init__.py | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/python/pyspark/sql/__init__.py b/python/pyspark/sql/__init__.py new file mode 100644 index 0000000000..0a5ba00393 --- /dev/null +++ b/python/pyspark/sql/__init__.py @@ -0,0 +1,42 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You under the Apache License, Version 2.0 +# (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +""" +public classes of Spark SQL: + + - L{SQLContext} + Main entry point for SQL functionality. + - L{DataFrame} + A Resilient Distributed Dataset (RDD) with Schema information for the data contained. In + addition to normal RDD operations, DataFrames also support SQL. + - L{GroupedData} + - L{Column} + Column is a DataFrame with a single column. + - L{Row} + A Row of data returned by a Spark SQL query. + - L{HiveContext} + Main entry point for accessing data stored in Apache Hive.. +""" + +from pyspark.sql.context import SQLContext, HiveContext +from pyspark.sql.types import Row +from pyspark.sql.dataframe import DataFrame, GroupedData, Column, Dsl, SchemaRDD + +__all__ = [ + 'SQLContext', 'HiveContext', 'DataFrame', 'GroupedData', 'Column', 'Row', + 'Dsl', +] |