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WindowProjectNodeContext Class Reference

#include <WindowContext.h>

Public Member Functions

void addWindowFunctionContext (std::unique_ptr< WindowFunctionContext > window_function_context, const size_t target_index)
 
const WindowFunctionContextactivateWindowFunctionContext (Executor *executor, const size_t target_index) const
 

Static Public Member Functions

static void resetWindowFunctionContext (Executor *executor)
 
static WindowFunctionContextgetActiveWindowFunctionContext (Executor *executor)
 
static WindowProjectNodeContextcreate (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 171 of file WindowContext.h.

Member Function Documentation

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

Definition at line 803 of file WindowContext.cpp.

References CHECK.

Referenced by Executor::codegenWindowFunction().

805  {
806  const auto it = window_contexts_.find(target_index);
807  CHECK(it != window_contexts_.end());
808  executor->active_window_function_ = it->second.get();
809  return executor->active_window_function_;
810 }
std::unordered_map< size_t, std::unique_ptr< WindowFunctionContext > > window_contexts_
#define CHECK(condition)
Definition: Logger.h:203

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

Definition at line 795 of file WindowContext.cpp.

References CHECK.

797  {
798  const auto it_ok = window_contexts_.emplace(
799  std::make_pair(target_index, std::move(window_function_context)));
800  CHECK(it_ok.second);
801 }
std::unordered_map< size_t, std::unique_ptr< WindowFunctionContext > > window_contexts_
#define CHECK(condition)
Definition: Logger.h:203
WindowProjectNodeContext * WindowProjectNodeContext::create ( Executor executor)
static

Definition at line 821 of file WindowContext.cpp.

References get().

Referenced by RelAlgExecutor::computeWindow().

821  {
822  executor->window_project_node_context_owned_ =
823  std::make_unique<WindowProjectNodeContext>();
824  return executor->window_project_node_context_owned_.get();
825 }

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

Definition at line 827 of file WindowContext.cpp.

References get().

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

827  {
828  return executor->window_project_node_context_owned_.get();
829 }

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WindowFunctionContext * WindowProjectNodeContext::getActiveWindowFunctionContext ( Executor executor)
static
void WindowProjectNodeContext::reset ( Executor executor)
static

Definition at line 831 of file WindowContext.cpp.

Referenced by RelAlgExecutor::executeRelAlgStep(), and RelAlgExecutor::getOuterFragmentCount().

831  {
832  executor->window_project_node_context_owned_ = nullptr;
833  executor->active_window_function_ = nullptr;
834 }

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void WindowProjectNodeContext::resetWindowFunctionContext ( Executor executor)
static

Definition at line 812 of file WindowContext.cpp.

Referenced by TargetExprCodegen::codegen().

812  {
813  executor->active_window_function_ = nullptr;
814 }

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Member Data Documentation

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

Definition at line 204 of file WindowContext.h.


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