WindowProjectNodeContext Class Reference

#include <WindowContext.h>

Public Member Functions
void	addWindowFunctionContext (std::unique_ptr< WindowFunctionContext > window_function_context, const size_t target_index)
const WindowFunctionContext *	activateWindowFunctionContext (Executor *executor, const size_t target_index) const

Static Public Member Functions
static void	resetWindowFunctionContext (Executor *executor)
static WindowFunctionContext *	getActiveWindowFunctionContext (Executor *executor)
static WindowProjectNodeContext *	create (Executor *executor)
static const WindowProjectNodeContext *	get (Executor *executor)
static void	reset (Executor *executor)

Private Attributes
std::unordered_map< size_t, std::unique_ptr < WindowFunctionContext > >	window_contexts_

Detailed Description

Definition at line 323 of file WindowContext.h.

Member Function Documentation

const WindowFunctionContext * WindowProjectNodeContext::activateWindowFunctionContext	(	Executor *	executor,
		const size_t	target_index
	)		const

Definition at line 1817 of file WindowContext.cpp.

References CHECK.

Referenced by Executor::codegenWindowFunction().

                                     {
  const auto it = window_contexts_.find(target_index);
  CHECK(it != window_contexts_.end());
  executor->active_window_function_ = it->second.get();
  return executor->active_window_function_;
}

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void WindowProjectNodeContext::addWindowFunctionContext	(	std::unique_ptr< WindowFunctionContext >	window_function_context,
		const size_t	target_index
	)

Definition at line 1809 of file WindowContext.cpp.

References CHECK.

                               {
  const auto it_ok = window_contexts_.emplace(
      std::make_pair(target_index, std::move(window_function_context)));
  CHECK(it_ok.second);
}

WindowProjectNodeContext * WindowProjectNodeContext::create ( Executor *  executor )

static

Definition at line 1835 of file WindowContext.cpp.

References get().

Referenced by RelAlgExecutor::computeWindow().

                                                                             {
  executor->window_project_node_context_owned_ =
      std::make_unique<WindowProjectNodeContext>();
  return executor->window_project_node_context_owned_.get();
}

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const WindowProjectNodeContext * WindowProjectNodeContext::get ( Executor *  executor )

static

Definition at line 1841 of file WindowContext.cpp.

References get().

Referenced by Executor::codegenWindowFunction(), Executor::codegenWindowFunctionAggregate(), create(), and get().

                                                                                {
  return executor->window_project_node_context_owned_.get();
}

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WindowFunctionContext * WindowProjectNodeContext::getActiveWindowFunctionContext ( Executor *  executor )

static

Definition at line 1830 of file WindowContext.cpp.

Referenced by Executor::aggregateWindowStatePtr(), TargetExprCodegen::codegenAggregate(), Executor::codegenAggregateWindowState(), CodeGenerator::codegenColVar(), Executor::codegenWindowAvgEpilogue(), Executor::codegenWindowFunctionAggregate(), Executor::codegenWindowFunctionAggregateCalls(), Executor::codegenWindowFunctionStateInit(), Executor::codegenWindowNavigationFunctionOnFrame(), Executor::codegenWindowResetStateControlFlow(), and GroupByAndAggregate::codegenWindowRowPointer().

                        {
  return executor->active_window_function_;
}

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void WindowProjectNodeContext::reset ( Executor *  executor )

static

Definition at line 1845 of file WindowContext.cpp.

Referenced by RelAlgExecutor::executeWorkUnit().

                                                       {
  executor->window_project_node_context_owned_ = nullptr;
  executor->active_window_function_ = nullptr;
}

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void WindowProjectNodeContext::resetWindowFunctionContext ( Executor *  executor )

static

Definition at line 1826 of file WindowContext.cpp.

Referenced by TargetExprCodegen::codegen().

                                                                            {
  executor->active_window_function_ = nullptr;
}

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Member Data Documentation

std::unordered_map<size_t, std::unique_ptr<WindowFunctionContext> > WindowProjectNodeContext::window_contexts_

private

Definition at line 356 of file WindowContext.h.

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The documentation for this class was generated from the following files:

• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/WindowContext.h
• /home/jenkins-slave/workspace/core-os-doxygen/QueryEngine/WindowContext.cpp