QueryMemoryDescriptor.cpp File Reference

#include "QueryMemoryDescriptor.h"
#include "../Execute.h"
#include "../ExpressionRewrite.h"
#include "../GroupByAndAggregate.h"
#include "../StreamingTopN.h"
#include "../UsedColumnsVisitor.h"
#include "ColSlotContext.h"
#include <boost/algorithm/cxx11/any_of.hpp>

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Namespaces
	anonymous_namespace{QueryMemoryDescriptor.cpp}

Functions
bool	anonymous_namespace{QueryMemoryDescriptor.cpp}::is_int_and_no_bigger_than (const SQLTypeInfo &ti, const size_t byte_width)
bool	anonymous_namespace{QueryMemoryDescriptor.cpp}::is_valid_int32_range (const ExpressionRange &range)
std::vector< int64_t >	anonymous_namespace{QueryMemoryDescriptor.cpp}::target_expr_group_by_indices (const std::list< std::shared_ptr< Analyzer::Expr >> &groupby_exprs, const std::vector< Analyzer::Expr * > &target_exprs)
std::vector< int64_t >	anonymous_namespace{QueryMemoryDescriptor.cpp}::target_expr_proj_indices (const RelAlgExecutionUnit &ra_exe_unit)
int8_t	anonymous_namespace{QueryMemoryDescriptor.cpp}::pick_baseline_key_component_width (const ExpressionRange &range, const size_t group_col_width)
int8_t	anonymous_namespace{QueryMemoryDescriptor.cpp}::pick_baseline_key_width (const RelAlgExecutionUnit &ra_exe_unit, const std::vector< InputTableInfo > &query_infos, const Executor *executor)
bool	anonymous_namespace{QueryMemoryDescriptor.cpp}::use_streaming_top_n (const RelAlgExecutionUnit &ra_exe_unit, const bool output_columnar)
template<class T >
std::vector< int8_t >	anonymous_namespace{QueryMemoryDescriptor.cpp}::get_col_byte_widths (const T &col_expr_list)
template<SQLAgg... agg_types>
bool	anonymous_namespace{QueryMemoryDescriptor.cpp}::any_of (std::vector< Analyzer::Expr * > const &target_exprs)
std::vector< TargetInfo >	target_exprs_to_infos (const std::vector< Analyzer::Expr * > &targets, const QueryMemoryDescriptor &query_mem_desc)

Variables
bool g_enable_smem_group_by	true
bool	g_enable_columnar_output
size_t	g_streaming_topn_max

Function Documentation

std::vector<TargetInfo> target_exprs_to_infos	(	const std::vector< Analyzer::Expr * > &	targets,
		const QueryMemoryDescriptor &	query_mem_desc
	)

Definition at line 1317 of file QueryMemoryDescriptor.cpp.

References QueryMemoryDescriptor::checkSlotUsesFlatBufferFormat(), g_bigint_count, get_target_info(), QueryMemoryDescriptor::getQueryDescriptionType(), heavyai::NonGroupedAggregate, and set_notnull().

Referenced by SpeculativeTopNMap::asRows(), Executor::executeTableFunction(), QueryMemoryInitializer::QueryMemoryInitializer(), ExecutionKernel::runImpl(), and thread_idx_().

                                                 {
  std::vector<TargetInfo> target_infos;
  size_t index = 0;
  for (const auto target_expr : targets) {
    auto target = get_target_info(target_expr, g_bigint_count);
    if (query_mem_desc.getQueryDescriptionType() ==
        QueryDescriptionType::NonGroupedAggregate) {
      set_notnull(target, false);
      target.sql_type.set_notnull(false);
    }
    if (target.sql_type.supportsFlatBuffer()) {
      target.sql_type.setUsesFlatBuffer(
          query_mem_desc.checkSlotUsesFlatBufferFormat(index));
    }
    target_infos.push_back(target);
    index++;
  }
  return target_infos;
}

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Variable Documentation

bool g_enable_columnar_output

Definition at line 106 of file Execute.cpp.

Referenced by QueryRunner::QueryRunner::defaultExecutionOptionsForRunSQL(), DBHandler::execute_rel_alg(), CommandLineOptions::fillDeveloperOptions(), RelAlgDag::registerQueryHints(), QueryRunner::anonymous_namespace{QueryRunner.cpp}::run_select_query_with_filter_push_down(), and QueryRunner::QueryRunner::runSQLWithAllowingInterrupt().

size_t g_streaming_topn_max

Definition at line 51 of file ResultSet.cpp.

Referenced by CommandLineOptions::fillDeveloperOptions(), and anonymous_namespace{QueryMemoryDescriptor.cpp}::use_streaming_top_n().

bool g_enable_smem_group_by true

Definition at line 28 of file QueryMemoryDescriptor.cpp.