cs::util::ColumnFilterFactory Class Reference

This class allows the developer to create a filter instance given a type. More...

#include <column_filter_factory.h>

Public Types
enum class	ColumnFilterType { outbound_func_index , inbound_func_index , inbound_gipk }
	The different types of filters for column iteration. More...

Static Public Member Functions
static std::unique_ptr< ColumnFilter >	create_filter (ColumnFilterType filter_type)
	Create a filter object. More...
static bool	is_filter_needed (THD const &thd, TABLE *table, table_def const *tabledef, ColumnFilterType filter_type)
	Returns if a filter is needed given the parameters. More...

Detailed Description

This class allows the developer to create a filter instance given a type.

Member Enumeration Documentation

ColumnFilterType

enum class cs::util::ColumnFilterFactory::ColumnFilterType

strong

The different types of filters for column iteration.

Enumerator
outbound_func_index
inbound_func_index
inbound_gipk

Member Function Documentation

create_filter()

static std::unique_ptr< ColumnFilter > cs::util::ColumnFilterFactory::create_filter ( ColumnFilterType  filter_type )

inlinestatic

Create a filter object.

Parameters

filter_type

the filter to be created

Returns

a unique pointer to a sub class of ColumnFilter

is_filter_needed()

static bool cs::util::ColumnFilterFactory::is_filter_needed ( THD const &  thd, TABLE *  table, table_def const *  tabledef, ColumnFilterType  filter_type  )

inlinestatic

Returns if a filter is needed given the parameters.

Parameters

thd	The thread being used in this context
table	The table being filtered
tabledef	The replicated table context if applicable
filter_type	The filter type being tested

Returns

true if the filter should be used

false if the filter is not needed

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

• sql/changestreams/misc/column_filters/column_filter_factory.h