RelAlgTranslator.cpp File Reference

#include "RelAlgTranslator.h"
#include "Analyzer/Analyzer.h"
#include "CalciteDeserializerUtils.h"
#include "DateTimePlusRewrite.h"
#include "DateTimeTranslator.h"
#include "Descriptors/RelAlgExecutionDescriptor.h"
#include "ExpressionRewrite.h"
#include "ExtensionFunctionsBinding.h"
#include "ExtensionFunctionsWhitelist.h"
#include "Parser/ParserNode.h"
#include "RelAlgDag.h"
#include "ScalarExprVisitor.h"
#include "Shared/SqlTypesLayout.h"
#include "Shared/likely.h"
#include "Shared/scope.h"
#include "Shared/thread_count.h"
#include "WindowContext.h"
#include <future>
#include <sstream>

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Classes
struct	anonymous_namespace{RelAlgTranslator.cpp}::ByTypeIndex

Namespaces
	anonymous_namespace{RelAlgTranslator.cpp}

Typedefs
using	anonymous_namespace{RelAlgTranslator.cpp}::Handler = std::shared_ptr< Analyzer::Expr >(RelAlgTranslator::*)(RexScalar const *) const
using	anonymous_namespace{RelAlgTranslator.cpp}::IndexedHandler = std::pair< std::type_index, Handler >

Functions
SQLTypeInfo	anonymous_namespace{RelAlgTranslator.cpp}::build_type_info (const SQLTypes sql_type, const int scale, const int precision)
std::pair< Datum, bool >	anonymous_namespace{RelAlgTranslator.cpp}::datum_from_scalar_tv (const ScalarTargetValue *scalar_tv, const SQLTypeInfo &ti) noexcept
template<typename... Ts>
std::array< IndexedHandler, sizeof...(Ts)>	anonymous_namespace{RelAlgTranslator.cpp}::makeHandlers ()
bool	anonymous_namespace{RelAlgTranslator.cpp}::is_agg_supported_for_type (const SQLAgg &agg_kind, const SQLTypeInfo &arg_ti)
bool	anonymous_namespace{RelAlgTranslator.cpp}::is_distinct_supported (SQLAgg const agg_kind)
std::shared_ptr< Analyzer::Expr >	anonymous_namespace{RelAlgTranslator.cpp}::get_in_values_expr (std::shared_ptr< Analyzer::Expr > arg, const ResultSet &val_set)
void	anonymous_namespace{RelAlgTranslator.cpp}::fill_dictionary_encoded_in_vals (std::vector< int64_t > &in_vals, std::atomic< size_t > &total_in_vals_count, const ResultSet *values_rowset, const std::pair< int64_t, int64_t > values_rowset_slice, const StringDictionaryProxy *source_dict, const StringDictionaryProxy *dest_dict, const int64_t needle_null_val)
void	anonymous_namespace{RelAlgTranslator.cpp}::fill_integer_in_vals (std::vector< int64_t > &in_vals, std::atomic< size_t > &total_in_vals_count, const ResultSet *values_rowset, const std::pair< int64_t, int64_t > values_rowset_slice)
void	anonymous_namespace{RelAlgTranslator.cpp}::fill_dictionary_encoded_in_vals (std::vector< int64_t > &in_vals, std::atomic< size_t > &total_in_vals_count, const ResultSet *values_rowset, const std::pair< int64_t, int64_t > values_rowset_slice, const std::vector< LeafHostInfo > &leaf_hosts, const DictRef source_dict_ref, const DictRef dest_dict_ref, const int32_t dest_generation, const int64_t needle_null_val)
void	anonymous_namespace{RelAlgTranslator.cpp}::validate_datetime_datepart_argument (const std::shared_ptr< Analyzer::Constant > literal_expr)
std::shared_ptr < Analyzer::Constant >	anonymous_namespace{RelAlgTranslator.cpp}::makeNumericConstant (const SQLTypeInfo &ti, const long val)
std::string	anonymous_namespace{RelAlgTranslator.cpp}::get_datetimeplus_rewrite_funcname (const SQLOps &op)
std::vector< Analyzer::OrderEntry >	anonymous_namespace{RelAlgTranslator.cpp}::translate_collation (const std::vector< SortField > &sort_fields)
size_t	anonymous_namespace{RelAlgTranslator.cpp}::determineTimeValMultiplierForTimeType (const SQLTypes &window_frame_bound_type, const Analyzer::Constant *const_expr)
ExtractField	anonymous_namespace{RelAlgTranslator.cpp}::determineTimeUnit (const SQLTypes &window_frame_bound_type, const Analyzer::Constant *const_expr)
QualsConjunctiveForm	qual_to_conjunctive_form (const std::shared_ptr< Analyzer::Expr > qual_expr)
std::vector< std::shared_ptr < Analyzer::Expr > >	qual_to_disjunctive_form (const std::shared_ptr< Analyzer::Expr > &qual_expr)

Variables
bool	g_enable_watchdog
bool	g_enable_string_functions {true}
const size_t	anonymous_namespace{RelAlgTranslator.cpp}::g_max_integer_set_size {1 << 25}

Function Documentation

QualsConjunctiveForm qual_to_conjunctive_form

(

const std::shared_ptr< Analyzer::Expr >

qual_expr

)

Definition at line 2737 of file RelAlgTranslator.cpp.

References CHECK, kAND, qual_to_conjunctive_form(), rewrite_expr(), and QualsConjunctiveForm::simple_quals.

Referenced by anonymous_namespace{IRCodegen.cpp}::add_qualifier_to_execution_unit(), RelAlgExecutor::makeJoinQuals(), qual_to_conjunctive_form(), anonymous_namespace{RelAlgExecutor.cpp}::reverse_logical_distribution(), Executor::skipFragmentInnerJoins(), and anonymous_namespace{RelAlgExecutor.cpp}::translate_quals().

                                                 {
  CHECK(qual_expr);
  auto bin_oper = std::dynamic_pointer_cast<const Analyzer::BinOper>(qual_expr);
  if (!bin_oper) {
    const auto rewritten_qual_expr = rewrite_expr(qual_expr.get());
    return {{}, {rewritten_qual_expr ? rewritten_qual_expr : qual_expr}};
  }

  if (bin_oper->get_optype() == kAND) {
    const auto lhs_cf = qual_to_conjunctive_form(bin_oper->get_own_left_operand());
    const auto rhs_cf = qual_to_conjunctive_form(bin_oper->get_own_right_operand());
    auto simple_quals = lhs_cf.simple_quals;
    simple_quals.insert(
        simple_quals.end(), rhs_cf.simple_quals.begin(), rhs_cf.simple_quals.end());
    auto quals = lhs_cf.quals;
    quals.insert(quals.end(), rhs_cf.quals.begin(), rhs_cf.quals.end());
    return {simple_quals, quals};
  }
  int rte_idx{0};
  const auto simple_qual = bin_oper->normalize_simple_predicate(rte_idx);
  return simple_qual ? QualsConjunctiveForm{{simple_qual}, {}}
                     : QualsConjunctiveForm{{}, {qual_expr}};
}

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std::vector<std::shared_ptr<Analyzer::Expr> > qual_to_disjunctive_form

(

const std::shared_ptr< Analyzer::Expr > &

qual_expr

)

Definition at line 2762 of file RelAlgTranslator.cpp.

References CHECK, kOR, qual_to_disjunctive_form(), and rewrite_expr().

Referenced by qual_to_disjunctive_form(), and anonymous_namespace{RelAlgExecutor.cpp}::reverse_logical_distribution().

                                                  {
  CHECK(qual_expr);
  const auto bin_oper = std::dynamic_pointer_cast<const Analyzer::BinOper>(qual_expr);
  if (!bin_oper) {
    const auto rewritten_qual_expr = rewrite_expr(qual_expr.get());
    return {rewritten_qual_expr ? rewritten_qual_expr : qual_expr};
  }
  if (bin_oper->get_optype() == kOR) {
    const auto lhs_df = qual_to_disjunctive_form(bin_oper->get_own_left_operand());
    const auto rhs_df = qual_to_disjunctive_form(bin_oper->get_own_right_operand());
    auto quals = lhs_df;
    quals.insert(quals.end(), rhs_df.begin(), rhs_df.end());
    return quals;
  }
  return {qual_expr};
}

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Variable Documentation

bool g_enable_string_functions {true}

Definition at line 40 of file RelAlgTranslator.cpp.

Referenced by Analyzer::StringOper::check_operand_types(), CommandLineOptions::fillOptions(), Parser::InsertIntoTableAsSelectStmt::populateData(), Executor::serializeLiterals(), RelAlgTranslator::translateStringOper(), and Fragmenter_Namespace::InsertOrderFragmenter::updateColumns().

bool g_enable_watchdog