relx::query::SchemaColumnAdapter< C > Class Template Reference

Adapter to convert schema::column to a ColumnRef This allows direct use of schema columns in query expressions. More...

#include <relx/query/schema_adapter.hpp>

Inheritance diagram for relx::query::SchemaColumnAdapter< C >:

Public Types
using	value_type = typename C::value_type

Public Member Functions
	SchemaColumnAdapter (const C &col, std::string_view table_name="")
std::string	to_sql () const override
std::vector< std::string >	bind_params () const override
std::string	column_name () const override
std::string	table_name () const override
const C &	column () const
Public Member Functions inherited from relx::query::ColumnExpression
virtual	~ColumnExpression ()=default
Public Member Functions inherited from relx::query::SqlExpression
virtual	~SqlExpression ()=default

Detailed Description

template<ColumnType C>
class relx::query::SchemaColumnAdapter< C >

Adapter to convert schema::column to a ColumnRef This allows direct use of schema columns in query expressions.

Definition at line 19 of file schema_adapter.hpp.

Member Typedef Documentation

value_type

template<ColumnType C>

using relx::query::SchemaColumnAdapter< C >::value_type = typename C::value_type

Definition at line 21 of file schema_adapter.hpp.

Constructor & Destructor Documentation

SchemaColumnAdapter()

template<ColumnType C>

relx::query::SchemaColumnAdapter< C >::SchemaColumnAdapter ( const C &  col, std::string_view  table_name = ""  )

inlineexplicit

Definition at line 24 of file schema_adapter.hpp.

Member Function Documentation

bind_params()

template<ColumnType C>

std::vector< std::string > relx::query::SchemaColumnAdapter< C >::bind_params ( ) const

inlineoverridevirtual

Implements relx::query::SqlExpression.

Definition at line 29 of file schema_adapter.hpp.

column()

template<ColumnType C>

const C & relx::query::SchemaColumnAdapter< C >::column ( ) const

inline

Definition at line 35 of file schema_adapter.hpp.

column_name()

template<ColumnType C>

std::string relx::query::SchemaColumnAdapter< C >::column_name ( ) const

inlineoverridevirtual

Implements relx::query::ColumnExpression.

Definition at line 31 of file schema_adapter.hpp.

table_name()

template<ColumnType C>

std::string relx::query::SchemaColumnAdapter< C >::table_name ( ) const

inlineoverridevirtual

Implements relx::query::ColumnExpression.

Definition at line 33 of file schema_adapter.hpp.

to_sql()

template<ColumnType C>

std::string relx::query::SchemaColumnAdapter< C >::to_sql ( ) const

inlineoverridevirtual

Implements relx::query::SqlExpression.

Definition at line 27 of file schema_adapter.hpp.

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

• relx/query/schema_adapter.hpp