Alex Liu created SPARK-6745:
-------------------------------
Summary: Develop a general filter function to be used in
PrunedFilteredScan and CatalystScan
Key: SPARK-6745
URL: https://issues.apache.org/jira/browse/SPARK-6745
Project: Spark
Issue Type: Improvement
Components: SQL
Affects Versions: 1.3.0
Reporter: Alex Liu
During integrating PrunedFilteredScan/CatalystScan with Cassandra. Some filters
are pushed down to Cassandra Spark connector, others are left out. The left out
filters need to applied to the Rdd[Row] obtained from Cassandra Spark
Connector.
Rdd[Row].filter(generalFilter)
{code}
def filter(f: T => Boolean): RDD[T]
generalFilter: Row => Boolean
{code}
Where generalFilter combines filters left and applies them to Row. This is a
general function which could be applied to many data source integration.
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