duckdb::OptionalFilter Class Reference

Inheritance diagram for duckdb::OptionalFilter:

Collaboration diagram for duckdb::OptionalFilter:

Public Member Functions
	OptionalFilter (unique_ptr< TableFilter > filter=nullptr)
string	ToString (const string &column_name) const override
unique_ptr< TableFilter >	Copy () const override
unique_ptr< Expression >	ToExpression (const Expression &column) const override
FilterPropagateResult	CheckStatistics (BaseStatistics &stats) const override
	Returns true if the statistics indicate that the segment can contain values that satisfy that filter.
void	Serialize (Serializer &serializer) const override
virtual void	FiltersNullValues (const LogicalType &type, bool &filters_nulls, bool &filters_valid_values, TableFilterState &filter_state) const
virtual unique_ptr< TableFilterState >	InitializeState (ClientContext &context) const
virtual idx_t	FilterSelection (SelectionVector &sel, Vector &vector, UnifiedVectorFormat &vdata, TableFilterState &filter_state, idx_t scan_count, idx_t &approved_tuple_count) const
Public Member Functions inherited from duckdb::TableFilter
	TableFilter (TableFilterType filter_type_p)
string	DebugToString () const
virtual bool	Equals (const TableFilter &other) const
template<class TARGET >
TARGET &	Cast ()
template<class TARGET >
const TARGET &	Cast () const

Static Public Member Functions
static unique_ptr< TableFilter >	Deserialize (Deserializer &deserializer)
Static Public Member Functions inherited from duckdb::TableFilter
static unique_ptr< TableFilter >	Deserialize (Deserializer &deserializer)

Public Attributes
unique_ptr< TableFilter >	child_filter
	Optional child filters.
Public Attributes inherited from duckdb::TableFilter
TableFilterType	filter_type

Static Public Attributes
static constexpr auto	TYPE = TableFilterType::OPTIONAL_FILTER

Member Function Documentation

ToString()

string duckdb::OptionalFilter::ToString ( const string &  column_name ) const

overridevirtual

Implements duckdb::TableFilter.

Copy()

unique_ptr< TableFilter > duckdb::OptionalFilter::Copy ( ) const

overridevirtual

Implements duckdb::TableFilter.

ToExpression()

unique_ptr< Expression > duckdb::OptionalFilter::ToExpression ( const Expression &  column ) const

overridevirtual

Implements duckdb::TableFilter.

CheckStatistics()

FilterPropagateResult duckdb::OptionalFilter::CheckStatistics ( BaseStatistics &  stats ) const

overridevirtual

Returns true if the statistics indicate that the segment can contain values that satisfy that filter.

Implements duckdb::TableFilter.

Reimplemented in duckdb::SelectivityOptionalFilter.

Serialize()

void duckdb::OptionalFilter::Serialize ( Serializer &  serializer ) const

overridevirtual

Reimplemented from duckdb::TableFilter.

FiltersNullValues()

virtual void duckdb::OptionalFilter::FiltersNullValues ( const LogicalType &  type, bool &  filters_nulls, bool &  filters_valid_values, TableFilterState &  filter_state  ) const

inlinevirtual

                                                                         {
    }

InitializeState()

virtual unique_ptr< TableFilterState > duckdb::OptionalFilter::InitializeState ( ClientContext &  context ) const

inlinevirtual

                                                                                       {
        return make_uniq<TableFilterState>();
    }

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

• external/duckdb/duckdb.cpp