A platform for high-performance distributed tool and library development written in C++. It can be deployed in two different cluster modes: standalone or distributed. API for v0.5.0, released on June 13, 2018.
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QueryExecutor.h
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/*****************************************************************************
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* *
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* Copyright 2018 Rice University *
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* *
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* Licensed under the Apache License, Version 2.0 (the "License"); *
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* you may not use this file except in compliance with the License. *
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* You may obtain a copy of the License at *
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* *
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* http://www.apache.org/licenses/LICENSE-2.0 *
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* *
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* Unless required by applicable law or agreed to in writing, software *
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* distributed under the License is distributed on an "AS IS" BASIS, *
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
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* See the License for the specific language governing permissions and *
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* limitations under the License. *
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* *
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*****************************************************************************/
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#ifndef QUERY_EXEC_H
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#define QUERY_EXEC_H
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#include "
TupleSet.h
"
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namespace
pdb {
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// a nice little typedef to shared_ptrs to QueryExecutor objects
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class
QueryExecutor
;
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typedef
std::shared_ptr<QueryExecutor>
QueryExecutorPtr
;
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// this is a QueryExecutor. By definition, it has one method that takes an input a TupleSet, and
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// then somehow transofrms it to create a new TupleSet (a TupleSet is a column-oriented list of
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// tuples)
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class
QueryExecutor
{
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public
:
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virtual
TupleSetPtr
process
(
TupleSetPtr
input) = 0;
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};
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}
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#endif
pdb::QueryExecutor::process
virtual TupleSetPtr process(TupleSetPtr input)=0
pdb::QueryExecutor
Definition:
QueryExecutor.h:33
pdb::QueryExecutorPtr
std::shared_ptr< QueryExecutor > QueryExecutorPtr
Definition:
QueryExecutor.h:27
pdb::TupleSetPtr
std::shared_ptr< TupleSet > TupleSetPtr
Definition:
TupleSet.h:64
TupleSet.h
plinycompute
pdb
src
pipeline
headers
QueryExecutor.h
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