Analyzer::Expr Class Reference

#include <Analyzer.h>

Inheritance diagram for Analyzer::Expr:

Collaboration diagram for Analyzer::Expr:

Public Member Functions
	Expr (SQLTypes t, bool notnull)
	Expr (SQLTypes t, int d, bool notnull)
	Expr (SQLTypes t, int d, int s, bool notnull)
	Expr (const SQLTypeInfo &ti, bool has_agg=false)
virtual	~Expr ()
std::shared_ptr< Analyzer::Expr >	get_shared_ptr ()
const SQLTypeInfo &	get_type_info () const
void	set_type_info (const SQLTypeInfo &ti)
bool	get_contains_agg () const
void	set_contains_agg (bool a)
virtual std::shared_ptr< Analyzer::Expr >	add_cast (const SQLTypeInfo &new_type_info)
virtual void	check_group_by (const std::list< std::shared_ptr< Analyzer::Expr >> &groupby) const
virtual std::shared_ptr< Analyzer::Expr >	deep_copy () const =0
virtual std::shared_ptr< Analyzer::Expr >	normalize_simple_predicate (int &rte_idx) const
virtual void	group_predicates (std::list< const Expr *> &scan_predicates, std::list< const Expr *> &join_predicates, std::list< const Expr *> &const_predicates) const
virtual void	collect_rte_idx (std::set< int > &rte_idx_set) const
virtual void	collect_column_var (std::set< const ColumnVar *, bool(*)(const ColumnVar *, const ColumnVar *)> &colvar_set, bool include_agg) const
virtual std::shared_ptr< Analyzer::Expr >	rewrite_with_targetlist (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const
virtual std::shared_ptr< Analyzer::Expr >	rewrite_with_child_targetlist (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const
virtual std::shared_ptr< Analyzer::Expr >	rewrite_agg_to_var (const std::vector< std::shared_ptr< TargetEntry >> &tlist) const
virtual bool	operator== (const Expr &rhs) const =0
virtual std::string	toString () const =0
virtual void	print () const
virtual void	add_unique (std::list< const Expr *> &expr_list) const
virtual void	find_expr (bool(*f)(const Expr *), std::list< const Expr *> &expr_list) const
std::shared_ptr< Analyzer::Expr >	decompress ()
virtual void	get_domain (DomainSet &domain_set) const

Protected Attributes
SQLTypeInfo	type_info
bool	contains_agg

Detailed Description

Definition at line 68 of file Analyzer.h.

Constructor & Destructor Documentation

Expr() [1/4]

Analyzer::Expr::Expr ( SQLTypes  t, bool  notnull  )

inline

Definition at line 70 of file Analyzer.h.

: type_info(t, notnull), contains_agg(false) {}

Expr() [2/4]

Analyzer::Expr::Expr ( SQLTypes  t, int  d, bool  notnull  )

inline

Definition at line 71 of file Analyzer.h.

      : type_info(t, d, 0, notnull), contains_agg(false) {}

Expr() [3/4]

Analyzer::Expr::Expr ( SQLTypes  t, int  d, int  s, bool  notnull  )

inline

Definition at line 73 of file Analyzer.h.

      : type_info(t, d, s, notnull), contains_agg(false) {}

Expr() [4/4]

Analyzer::Expr::Expr ( const SQLTypeInfo &  ti, bool  has_agg = false  )

inline

Definition at line 75 of file Analyzer.h.

      : type_info(ti), contains_agg(has_agg) {}

~Expr()

virtual Analyzer::Expr::~Expr ( )

inlinevirtual

Definition at line 77 of file Analyzer.h.

{}

Member Function Documentation

add_cast()

std::shared_ptr< Analyzer::Expr > Analyzer::Expr::add_cast ( const SQLTypeInfo &  new_type_info )

virtual

Reimplemented in Analyzer::CaseExpr, Analyzer::Subquery, Analyzer::UOper, and Analyzer::Constant.

Definition at line 689 of file Analyzer.cpp.

References Analyzer::Constant::Constant(), contains_agg, SQLTypeInfo::get_comp_param(), SQLTypeInfo::get_compression(), SQLTypeInfo::get_type_name(), SQLTypeInfo::is_castable(), SQLTypeInfo::is_string(), kCAST, kENCODING_DICT, TRANSIENT_DICT, TRANSIENT_DICT_ID, and type_info.

Referenced by Analyzer::Constant::add_cast(), Analyzer::UOper::add_cast(), and Parser::QuerySpec::analyze_group_by().

                                                                           {
  if (new_type_info == type_info) {
    return shared_from_this();
  }
  if (new_type_info.is_string() && type_info.is_string() &&
      new_type_info.get_compression() == kENCODING_DICT &&
      type_info.get_compression() == kENCODING_DICT &&
      (new_type_info.get_comp_param() == type_info.get_comp_param() ||
       new_type_info.get_comp_param() == TRANSIENT_DICT(type_info.get_comp_param()))) {
    return shared_from_this();
  }
  if (!type_info.is_castable(new_type_info)) {
    throw std::runtime_error("Cannot CAST from " + type_info.get_type_name() + " to " +
                             new_type_info.get_type_name());
  }
  // @TODO(wei) temporary restriction until executor can support this.
  if (typeid(*this) != typeid(Constant) && new_type_info.is_string() &&
      new_type_info.get_compression() == kENCODING_DICT &&
      new_type_info.get_comp_param() <= TRANSIENT_DICT_ID) {
    if (type_info.is_string() && type_info.get_compression() != kENCODING_DICT) {
      throw std::runtime_error(
          "Cannot group by string columns which are not dictionary encoded.");
    }
    throw std::runtime_error(
        "Internal error: Cannot apply transient dictionary encoding to non-literal "
        "expression "
        "yet.");
  }
  return makeExpr<UOper>(new_type_info, contains_agg, kCAST, shared_from_this());
}

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add_unique()

void Analyzer::Expr::add_unique ( std::list< const Expr *> &  expr_list ) const

virtual

Definition at line 2815 of file Analyzer.cpp.

Referenced by Analyzer::UOper::find_expr(), Analyzer::BinOper::find_expr(), Analyzer::InValues::find_expr(), Analyzer::CharLengthExpr::find_expr(), Analyzer::KeyForStringExpr::find_expr(), Analyzer::SampleRatioExpr::find_expr(), Analyzer::LowerExpr::find_expr(), Analyzer::CardinalityExpr::find_expr(), Analyzer::LikeExpr::find_expr(), Analyzer::RegexpExpr::find_expr(), Analyzer::LikelihoodExpr::find_expr(), Analyzer::AggExpr::find_expr(), Analyzer::CaseExpr::find_expr(), Analyzer::ExtractExpr::find_expr(), Analyzer::DateaddExpr::find_expr(), Analyzer::DatediffExpr::find_expr(), Analyzer::DatetruncExpr::find_expr(), and Analyzer::CaseExpr::get_domain().

                                                           {
  // only add unique instances to the list
  for (auto e : expr_list) {
    if (*e == *this) {
      return;
    }
  }
  expr_list.push_back(this);
}

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check_group_by()

virtual void Analyzer::Expr::check_group_by ( const std::list< std::shared_ptr< Analyzer::Expr >> &  groupby ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::BinOper, Analyzer::UOper, Analyzer::Var, and Analyzer::ColumnVar.

Definition at line 84 of file Analyzer.h.

                                                                 {};

collect_column_var()

virtual void Analyzer::Expr::collect_column_var ( std::set< const ColumnVar *, bool(*)(const ColumnVar *, const ColumnVar *)> &  colvar_set, bool  include_agg  ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, and Analyzer::ColumnVar.

Definition at line 117 of file Analyzer.h.

                              {}

collect_rte_idx()

virtual void Analyzer::Expr::collect_rte_idx ( std::set< int > &  rte_idx_set ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Var, Analyzer::ExpressionTuple, and Analyzer::ColumnVar.

Definition at line 110 of file Analyzer.h.

{}

decompress()

std::shared_ptr< Analyzer::Expr > Analyzer::Expr::decompress

(

)

Definition at line 675 of file Analyzer.cpp.

References contains_agg, SQLTypeInfo::get_compression(), SQLTypeInfo::get_dimension(), SQLTypeInfo::get_notnull(), SQLTypeInfo::get_scale(), SQLTypeInfo::get_subtype(), SQLTypeInfo::get_type(), kCAST, kENCODING_NONE, and type_info.

                                             {
  if (type_info.get_compression() == kENCODING_NONE) {
    return shared_from_this();
  }
  SQLTypeInfo new_type_info(type_info.get_type(),
                            type_info.get_dimension(),
                            type_info.get_scale(),
                            type_info.get_notnull(),
                            kENCODING_NONE,
                            0,
                            type_info.get_subtype());
  return makeExpr<UOper>(new_type_info, contains_agg, kCAST, shared_from_this());
}

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deep_copy()

virtual std::shared_ptr<Analyzer::Expr> Analyzer::Expr::deep_copy ( ) const

pure virtual

Implemented in Analyzer::GeoBinOper, Analyzer::GeoUOper, Analyzer::ArrayExpr, Analyzer::WindowFunction, Analyzer::OffsetInFragment, Analyzer::FunctionOperWithCustomTypeHandling, Analyzer::FunctionOper, Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InIntegerSet, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Constant, Analyzer::Var, Analyzer::ExpressionTuple, Analyzer::ColumnVar, and Analyzer::Estimator.

Referenced by QueryRewriter::generateCaseForDomainValues().

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find_expr()

virtual void Analyzer::Expr::find_expr ( bool(*)(const Expr *)  f, std::list< const Expr *> &  expr_list  ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, and Analyzer::UOper.

Definition at line 160 of file Analyzer.h.

References decompress().

Referenced by anonymous_namespace{LogicalIR.cpp}::contains_unsafe_division().

                                                                {
    if (f(this)) {
      add_unique(expr_list);
    }
  }

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get_contains_agg()

bool Analyzer::Expr::get_contains_agg ( ) const

inline

Definition at line 81 of file Analyzer.h.

Referenced by anonymous_namespace{CompareIR.cpp}::lower_bw_eq(), DeepCopyVisitor::visitBinOper(), anonymous_namespace{ExpressionRewrite.cpp}::RecursiveOrToInVisitor::visitBinOper(), anonymous_namespace{ExpressionRewrite.cpp}::ConstantFoldingVisitor::visitBinOper(), DeepCopyVisitor::visitCaseExpr(), DeepCopyVisitor::visitDatetruncExpr(), DeepCopyVisitor::visitExtractExpr(), DeepCopyVisitor::visitUOper(), and anonymous_namespace{ExpressionRewrite.cpp}::ConstantFoldingVisitor::visitUOper().

{ return contains_agg; }

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get_domain()

virtual void Analyzer::Expr::get_domain ( DomainSet &  domain_set ) const

inlinevirtual

Reimplemented in Analyzer::CaseExpr.

Definition at line 174 of file Analyzer.h.

{ domain_set.clear(); }

get_shared_ptr()

std::shared_ptr<Analyzer::Expr> Analyzer::Expr::get_shared_ptr ( )

inline

Definition at line 78 of file Analyzer.h.

{ return shared_from_this(); }

get_type_info()

const SQLTypeInfo& Analyzer::Expr::get_type_info ( ) const

inline

Definition at line 79 of file Analyzer.h.

Referenced by anonymous_namespace{GroupByAndAggregate.cpp}::add_transient_string_literals_for_expression(), Parser::ArrayLiteral::analyze(), CodeGenerator::beginArgsNullcheck(), anonymous_namespace{ExtensionsIR.cpp}::call_requires_custom_type_handling(), CodeGenerator::checkExpressionRanges(), CodeGenerator::codegen(), GroupByAndAggregate::codegenAggArg(), CodeGenerator::codegenArith(), CodeGenerator::codegenArrayAt(), CodeGenerator::codegenArrayExpr(), CodeGenerator::codegenCast(), CodeGenerator::codegenCmp(), CodeGenerator::codegenCmpDecimalConst(), CodeGenerator::codegenColVar(), GroupByAndAggregate::codegenCountDistinct(), CodeGenerator::codegenDeciDiv(), CodeGenerator::codegenDictLike(), CodeGenerator::codegenDictRegexp(), CodeGenerator::codegenFixedLengthColVar(), CodeGenerator::codegenFixedLengthColVarInWindow(), CodeGenerator::codegenFpArith(), CodeGenerator::codegenFunctionOper(), CodeGenerator::codegenFunctionOperCastArgs(), CodeGenerator::codegenFunctionOperNullArg(), CodeGenerator::codegenFunctionOperWithCustomTypeHandling(), CodeGenerator::codegenGeoBinOper(), CodeGenerator::codegenGeoUOper(), CodeGenerator::codegenIntArith(), CodeGenerator::codegenIntConst(), CodeGenerator::codegenLogical(), CodeGenerator::codegenLogicalShortCircuit(), CodeGenerator::codegenOuterJoinNullPlaceholder(), CodeGenerator::codegenQualifierCmp(), CodeGenerator::codegenUMinus(), ScalarCodeGenerator::compile(), CodeGenerator::createInValuesBitmap(), Analyzer::InIntegerSet::deep_copy(), CodeGenerator::endArgsNullcheck(), Parser::anonymous_namespace{ParserNode.cpp}::expr_is_null(), anonymous_namespace{ExtensionsIR.cpp}::ext_func_call_requires_nullcheck(), JoinHashTable::genHashTableKey(), anonymous_namespace{WindowFunctionIR.cpp}::get_adjusted_window_type_info(), anonymous_namespace{GroupByAndAggregate.cpp}::get_agg_count(), get_agg_type(), anonymous_namespace{ColumnIR.cpp}::get_col_bit_width(), anonymous_namespace{ColumnIR.cpp}::get_col_decoder(), anonymous_namespace{FromTableReordering.cpp}::get_join_qual_cost(), anonymous_namespace{RelAlgExecutor.cpp}::get_logical_type_for_expr(), get_target_info(), getExpressionRange(), JoinHashTable::getHashJoinArgs(), getLeafColumnRange(), CgenState::getOrAddLiteral(), GroupByAndAggregate::gpuCanHandleOrderEntries(), Executor::groupByColumnCodegen(), CodeGenerator::hashJoinLhs(), GroupByAndAggregate::initCountDistinctDescriptors(), Analyzer::anonymous_namespace{Analyzer.cpp}::is_expr_nullable(), anonymous_namespace{CompareIR.cpp}::lower_bw_eq(), WindowFunctionContext::makeComparator(), ColumnFetcher::makeJoinColumn(), anonymous_namespace{DateTimePlusRewrite.cpp}::match_const_integer(), anonymous_namespace{WindowExpressionRewrite.cpp}::matches_gt_bigint_zero(), normalize_column_pair(), Analyzer::Constant::operator==(), Analyzer::FunctionOper::operator==(), Analyzer::FunctionOperWithCustomTypeHandling::operator==(), QueryMemoryDescriptor::pick_target_compact_width(), anonymous_namespace{DateTimePlusRewrite.cpp}::remove_cast_to_date(), remove_cast_to_int(), Analyzer::ColumnVar::rewrite_agg_to_var(), Analyzer::Var::rewrite_agg_to_var(), Analyzer::AggExpr::rewrite_agg_to_var(), Analyzer::ColumnVar::rewrite_with_child_targetlist(), anonymous_namespace{LogicalIR.cpp}::should_defer_eval(), Analyzer::BinOper::simple_predicate_has_simple_cast(), Analyzer::ColumnVar::toString(), var_ref(), DeepCopyVisitor::visitAggExpr(), DeepCopyVisitor::visitArrayOper(), anonymous_namespace{ExpressionRewrite.cpp}::ArrayElementStringLiteralEncodingVisitor::visitArrayOper(), DeepCopyVisitor::visitBinOper(), anonymous_namespace{ExpressionRewrite.cpp}::RecursiveOrToInVisitor::visitBinOper(), anonymous_namespace{ExpressionRewrite.cpp}::ConstantFoldingVisitor::visitBinOper(), DeepCopyVisitor::visitCaseExpr(), anonymous_namespace{JoinFilterPushDown.cpp}::BindFilterToOutermostVisitor::visitColumnVar(), ScalarExprToSql::visitConstant(), DeepCopyVisitor::visitDateaddExpr(), DeepCopyVisitor::visitDatediffExpr(), DeepCopyVisitor::visitDatetruncExpr(), DeepCopyVisitor::visitExtractExpr(), DeepCopyVisitor::visitFunctionOper(), DeepCopyVisitor::visitFunctionOperWithCustomTypeHandling(), DeepCopyVisitor::visitGeoBinOper(), DeepCopyVisitor::visitGeoUOper(), DeepCopyVisitor::visitInIntegerSet(), ScalarExprToSql::visitUOper(), DeepCopyVisitor::visitUOper(), anonymous_namespace{ExpressionRewrite.cpp}::ConstantFoldingVisitor::visitUOper(), DeepCopyVisitor::visitWindowFunction(), and anonymous_namespace{WindowExpressionRewrite.cpp}::window_sum_and_count_match().

{ return type_info; }

group_predicates()

virtual void Analyzer::Expr::group_predicates ( std::list< const Expr *> &  scan_predicates, std::list< const Expr *> &  join_predicates, std::list< const Expr *> &  const_predicates  ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, and Analyzer::ColumnVar.

Definition at line 103 of file Analyzer.h.

                                                                              {}

normalize_simple_predicate()

virtual std::shared_ptr<Analyzer::Expr> Analyzer::Expr::normalize_simple_predicate ( int &  rte_idx ) const

inlinevirtual

Reimplemented in Analyzer::BinOper.

Definition at line 95 of file Analyzer.h.

                                                                                     {
    rte_idx = -1;
    return nullptr;
  }

operator==()

virtual bool Analyzer::Expr::operator== ( const Expr &  rhs ) const

pure virtual

Implemented in Analyzer::GeoBinOper, Analyzer::GeoUOper, Analyzer::ArrayExpr, Analyzer::WindowFunction, Analyzer::OffsetInFragment, Analyzer::FunctionOperWithCustomTypeHandling, Analyzer::FunctionOper, Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InIntegerSet, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Constant, Analyzer::ExpressionTuple, Analyzer::ColumnVar, and Analyzer::Estimator.

print()

virtual void Analyzer::Expr::print ( ) const

inlinevirtual

Definition at line 151 of file Analyzer.h.

{ std::cout << toString(); }

rewrite_agg_to_var()

virtual std::shared_ptr<Analyzer::Expr> Analyzer::Expr::rewrite_agg_to_var ( const std::vector< std::shared_ptr< TargetEntry >> &  tlist ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Var, and Analyzer::ColumnVar.

Definition at line 145 of file Analyzer.h.

References operator==().

                                                                {
    return deep_copy();
  }

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rewrite_with_child_targetlist()

virtual std::shared_ptr<Analyzer::Expr> Analyzer::Expr::rewrite_with_child_targetlist ( const std::vector< std::shared_ptr< TargetEntry >> &  tlist ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Var, and Analyzer::ColumnVar.

Definition at line 135 of file Analyzer.h.

                                                                {
    return deep_copy();
  };

rewrite_with_targetlist()

virtual std::shared_ptr<Analyzer::Expr> Analyzer::Expr::rewrite_with_targetlist ( const std::vector< std::shared_ptr< TargetEntry >> &  tlist ) const

inlinevirtual

Reimplemented in Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Var, and Analyzer::ColumnVar.

Definition at line 126 of file Analyzer.h.

                                                                {
    return deep_copy();
  };

set_contains_agg()

void Analyzer::Expr::set_contains_agg ( bool  a )

inline

Definition at line 82 of file Analyzer.h.

{ contains_agg = a; }

set_type_info()

void Analyzer::Expr::set_type_info ( const SQLTypeInfo &  ti )

inline

Definition at line 80 of file Analyzer.h.

{ type_info = ti; }

toString()

virtual std::string Analyzer::Expr::toString ( ) const

pure virtual

Implemented in Analyzer::GeoBinOper, Analyzer::GeoUOper, Analyzer::ArrayExpr, Analyzer::WindowFunction, Analyzer::OffsetInFragment, Analyzer::FunctionOper, Analyzer::DatetruncExpr, Analyzer::DatediffExpr, Analyzer::DateaddExpr, Analyzer::ExtractExpr, Analyzer::CaseExpr, Analyzer::AggExpr, Analyzer::LikelihoodExpr, Analyzer::RegexpExpr, Analyzer::LikeExpr, Analyzer::CardinalityExpr, Analyzer::LowerExpr, Analyzer::SampleRatioExpr, Analyzer::KeyForStringExpr, Analyzer::CharLengthExpr, Analyzer::InIntegerSet, Analyzer::InValues, Analyzer::Subquery, Analyzer::BinOper, Analyzer::UOper, Analyzer::Constant, Analyzer::Var, Analyzer::ExpressionTuple, Analyzer::ColumnVar, and Analyzer::Estimator.

Member Data Documentation

contains_agg

bool Analyzer::Expr::contains_agg

protected

Definition at line 178 of file Analyzer.h.

Referenced by add_cast(), Analyzer::Constant::add_cast(), decompress(), Analyzer::UOper::deep_copy(), Analyzer::BinOper::deep_copy(), Analyzer::CaseExpr::deep_copy(), Analyzer::ExtractExpr::deep_copy(), Analyzer::DatetruncExpr::deep_copy(), Analyzer::BinOper::normalize_simple_predicate(), Analyzer::CaseExpr::rewrite_agg_to_var(), Analyzer::ExtractExpr::rewrite_agg_to_var(), Analyzer::DatetruncExpr::rewrite_agg_to_var(), Analyzer::CaseExpr::rewrite_with_child_targetlist(), Analyzer::ExtractExpr::rewrite_with_child_targetlist(), Analyzer::DatetruncExpr::rewrite_with_child_targetlist(), Analyzer::CaseExpr::rewrite_with_targetlist(), Analyzer::ExtractExpr::rewrite_with_targetlist(), and Analyzer::DatetruncExpr::rewrite_with_targetlist().

type_info

SQLTypeInfo Analyzer::Expr::type_info

protected

Definition at line 177 of file Analyzer.h.

Referenced by add_cast(), Analyzer::Constant::add_cast(), Analyzer::UOper::add_cast(), Analyzer::CaseExpr::add_cast(), Analyzer::Constant::cast_from_string(), Analyzer::Constant::cast_number(), Analyzer::Constant::cast_string(), Analyzer::Constant::cast_to_string(), decompress(), Analyzer::ColumnVar::deep_copy(), Analyzer::Var::deep_copy(), Analyzer::Constant::deep_copy(), Analyzer::UOper::deep_copy(), Analyzer::BinOper::deep_copy(), Analyzer::AggExpr::deep_copy(), Analyzer::CaseExpr::deep_copy(), Analyzer::ExtractExpr::deep_copy(), Analyzer::DateaddExpr::deep_copy(), Analyzer::DatediffExpr::deep_copy(), Analyzer::DatetruncExpr::deep_copy(), Analyzer::FunctionOper::deep_copy(), Analyzer::FunctionOperWithCustomTypeHandling::deep_copy(), Analyzer::WindowFunction::deep_copy(), Analyzer::ArrayExpr::deep_copy(), Analyzer::GeoUOper::deep_copy(), Analyzer::GeoBinOper::deep_copy(), Analyzer::Constant::do_cast(), Analyzer::ColumnVar::group_predicates(), Analyzer::BinOper::normalize_simple_predicate(), Analyzer::Constant::operator==(), Analyzer::FunctionOper::operator==(), Analyzer::FunctionOperWithCustomTypeHandling::operator==(), Analyzer::CaseExpr::rewrite_agg_to_var(), Analyzer::ExtractExpr::rewrite_agg_to_var(), Analyzer::DateaddExpr::rewrite_agg_to_var(), Analyzer::DatediffExpr::rewrite_agg_to_var(), Analyzer::DatetruncExpr::rewrite_agg_to_var(), Analyzer::AggExpr::rewrite_with_child_targetlist(), Analyzer::CaseExpr::rewrite_with_child_targetlist(), Analyzer::ExtractExpr::rewrite_with_child_targetlist(), Analyzer::DateaddExpr::rewrite_with_child_targetlist(), Analyzer::DatediffExpr::rewrite_with_child_targetlist(), Analyzer::DatetruncExpr::rewrite_with_child_targetlist(), Analyzer::CaseExpr::rewrite_with_targetlist(), Analyzer::ExtractExpr::rewrite_with_targetlist(), Analyzer::DateaddExpr::rewrite_with_targetlist(), Analyzer::DatediffExpr::rewrite_with_targetlist(), Analyzer::DatetruncExpr::rewrite_with_targetlist(), Analyzer::Constant::set_null_value(), Analyzer::Constant::toString(), Analyzer::UOper::toString(), and Analyzer::Constant::~Constant().

---

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

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