Shortcut to directly build a Writable_Database with a Memory_File. More...

#include <joedb/db/encoded_file/Memory_Database.h>

Inheritance diagram for joedb::db::encoded_file::Memory_Database:

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Collaboration diagram for joedb::db::encoded_file::Memory_Database:

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Public Member Functions
	Memory_Database ()

void	pull ()

Public Member Functions inherited from joedb::Memory_File
	Memory_File ()

void	resize (size_t size)

std::string &	get_data ()

const std::string &	get_data () const

std::string	move_data () const

int64_t	get_size () const override
	Get the size of the file, or -1 if it is unknown.

size_t	pread (char *buffer, size_t size, int64_t offset) const override
	Read a range of bytes.

void	pwrite (const char *buffer, size_t size, int64_t offset) override
	Write a range of bytes. Extend file size if necessary.

	~Memory_File () override

Public Member Functions inherited from joedb::Buffered_File
	Buffered_File (Open_Mode mode)

void	flush ()

void	flush_for_writing ()

void	exclusive_lock_tail ()

void	unlock_tail () noexcept

bool	tail_is_locked () const noexcept

void	shared_lock_head ()

void	exclusive_lock_head ()

void	unlock_head () noexcept

bool	is_shared () const noexcept

bool	is_readonly () const noexcept

Open_Mode	get_mode () const noexcept

void	set_position (int64_t position)

int64_t	get_position () const noexcept

virtual void	copy_to (Buffered_File &destination, int64_t start, int64_t size) const

virtual bool	equal_to (Buffered_File &destination, int64_t from, int64_t until) const

void	copy_to (Buffered_File &destination) const

template<typename T >
void	write (T x)

template<typename T >
T	read ()

template<typename T >
void	compact_write (T x)

template<typename T >
T	compact_read ()

template<typename T >
T	read_strong_type ()

void	write_reference (Record_Id id)

Record_Id	read_reference ()

void	write_string (const std::string &s)

std::string	read_string ()

std::string	safe_read_string (int64_t max_size)

void	write_blob (Blob blob)

Blob	read_blob ()

void	write_data (const char *data, size_t n)

size_t	read_data (char *data, const size_t n)

void	ignore (const int64_t n)

std::string	read_blob (Blob blob) const

Public Member Functions inherited from joedb::Sequential_File
void	sequential_seek (int64_t new_position)

size_t	sequential_read (char *data, size_t size)

void	sequential_write (const char *data, size_t size)

int64_t	get_position () const

Public Member Functions inherited from joedb::Abstract_File
virtual void	sync ()
	Write data durably (including file-size change)

virtual void	datasync ()
	Write data durably (no file-size change)

virtual void	shared_lock (int64_t start, int64_t size)
	Lock a range of bytes for reading (prevents writes, not reads)

virtual void	exclusive_lock (int64_t start, int64_t size)
	Lock a range of bytes for writing (prevents both writes and reads)

virtual void	unlock (int64_t start, int64_t size) noexcept
	Remove a lock. The range should match the range of a corresponding lock.

virtual	~Abstract_File ()=default

Public Member Functions inherited from joedb::db::encoded_file::Writable_Database
	Writable_Database (joedb::Buffered_File &file)

	Writable_Database (joedb::Buffered_File &file, joedb::Recovery recovery)

const joedb::Readonly_Journal &	get_journal () const

std::string	read_blob (joedb::Blob blob) const

joedb::Blob	write_blob (const std::string &data) override

int64_t	ahead_of_checkpoint () const

void	soft_checkpoint () override

void	hard_checkpoint () override

void	write_comment (const std::string &comment)

void	write_timestamp ()

void	write_timestamp (int64_t timestamp)

void	write_valid_data ()

void	flush () override

void	clear_buffer_table ()

id_of_buffer	new_buffer ()

id_of_buffer	new_vector_of_buffer (size_t size)

id_of_buffer	new_buffer (joedb::Blob field_value_of_data, int64_t field_value_of_size, int64_t field_value_of_offset)

void	delete_buffer (id_of_buffer record)

void	delete_vector_of_buffer (id_of_buffer v, size_t size)

void	set_data (id_of_buffer record, joedb::Blob field_value_of_data)

template<typename F >
void	update_vector_of_data (id_of_buffer record, size_t size, F f)

void	set_size (id_of_buffer record, int64_t field_value_of_size)

template<typename F >
void	update_vector_of_size (id_of_buffer record, size_t size, F f)

void	set_offset (id_of_buffer record, int64_t field_value_of_offset)

template<typename F >
void	update_vector_of_offset (id_of_buffer record, size_t size, F f)

Public Member Functions inherited from joedb::db::encoded_file::Database_Writable
	Database_Writable ()

void	set_max_record_id (joedb::index_t record_id)

int64_t	get_schema_checkpoint () const

void	initialize_with_readonly_journal (joedb::Readonly_Journal &journal)

Public Member Functions inherited from joedb::db::encoded_file::Database
bool	is_valid (id_of_buffer id) const

container_of_buffer	get_buffer_table () const

id_of_buffer	next (id_of_buffer id) const

id_of_buffer	previous (id_of_buffer id) const

template<class Comparator >
std::vector< id_of_buffer >	sorted_buffer (Comparator comparator) const

joedb::Blob	get_data (id_of_buffer record) const

int64_t	get_size (id_of_buffer record) const

int64_t	get_offset (id_of_buffer record) const

Public Member Functions inherited from joedb::Writable
virtual int64_t	get_position () const

virtual void	start_writing (int64_t position)

virtual void	end_writing (int64_t position)

virtual void	drop_table (Table_Id table_id)

virtual void	rename_table (Table_Id table_id, const std::string &name)

virtual void	add_field (Table_Id table_id, const std::string &name, Type type)

virtual void	drop_field (Table_Id table_id, Field_Id field_id)

virtual void	rename_field (Table_Id table_id, Field_Id field_id, const std::string &name)

virtual void	insert_into (Table_Id table_id, Record_Id record_id)

virtual void	delete_from (Table_Id table_id, Record_Id record_id)

virtual void	insert_vector (Table_Id table_id, Record_Id record_id, size_t size)=0

virtual void	delete_vector (Table_Id table_id, Record_Id record_id, size_t size)=0

virtual void	on_blob (Blob blob)

virtual bool	wants_blob_data () const

virtual	~Writable ()=default

Additional Inherited Members
Static Public Member Functions inherited from joedb::Buffered_File
static void	reading_past_end_of_file ()

Static Public Member Functions inherited from joedb::db::encoded_file::Database
template<typename E = joedb::Exception>
static void	throw_exception (const std::string &message)

static id_of_buffer	null_buffer ()

Protected Member Functions inherited from joedb::Buffered_File
void	destructor_flush () noexcept

void	make_readonly ()

void	make_writable ()

Protected Member Functions inherited from joedb::db::encoded_file::Database_Writable
void	delete_from (Table_Id table_id, Record_Id record_id) override

void	insert_into (Table_Id table_id, Record_Id record_id) override

void	delete_vector (Table_Id table_id, Record_Id record_id, size_t size) override

void	insert_vector (Table_Id table_id, Record_Id record_id, size_t size) override

void	update_int64 (Table_Id table_id, Record_Id record_id, Field_Id field_id, int64_t value) override

void	update_blob (Table_Id table_id, Record_Id record_id, Field_Id field_id, joedb::Blob value) override

void	update_vector_int64 (Table_Id table_id, Record_Id record_id, Field_Id field_id, size_t size, const int64_t *value) override

void	update_vector_blob (Table_Id table_id, Record_Id record_id, Field_Id field_id, size_t size, const joedb::Blob *value) override

int64_t *	get_own_int64_storage (Table_Id table_id, Record_Id record_id, Field_Id field_id, size_t &capacity) override

joedb::Blob *	get_own_blob_storage (Table_Id table_id, Record_Id record_id, Field_Id field_id, size_t &capacity) override

void	comment (const std::string &comment) override

void	timestamp (int64_t timestamp) override

void	valid_data () override

bool	requires_schema_upgrade () const

void	check_schema ()

void	create_table (const std::string &name) override

void	drop_table (Table_Id table_id) override

void	rename_table (Table_Id table_id, const std::string &name) override

void	add_field (Table_Id table_id, const std::string &name, joedb::Type type) override

void	drop_field (Table_Id table_id, Field_Id field_id) override

void	rename_field (Table_Id table_id, Field_Id field_id, const std::string &name) override

void	custom (const std::string &name) override

Protected Member Functions inherited from joedb::db::encoded_file::Database
bool	is_valid_record_id_for_buffer (Record_Id record_id) const

void	internal_delete_buffer (Record_Id record_id)

void	internal_insert_buffer (Record_Id record_id)

void	internal_vector_insert_buffer (Record_Id record_id, size_t size)

void	internal_update_buffer__data (Record_Id record_id, joedb::Blob field_value_of_data)

void	internal_update_vector_buffer__data (Record_Id record_id, size_t size, const joedb::Blob *value)

void	internal_update_buffer__size (Record_Id record_id, int64_t field_value_of_size)

void	internal_update_vector_buffer__size (Record_Id record_id, size_t size, const int64_t *value)

void	internal_update_buffer__offset (Record_Id record_id, int64_t field_value_of_offset)

void	internal_update_vector_buffer__offset (Record_Id record_id, size_t size, const int64_t *value)

Protected Attributes inherited from joedb::Memory_File
std::string	data

Protected Attributes inherited from joedb::db::encoded_file::Database_Writable
joedb::index_t	max_record_id

Table_Id	current_table_id = Table_Id{0}

bool	upgrading_schema = false

joedb::Memory_File	schema_file

joedb::Writable_Journal	schema_journal

Protected Attributes inherited from joedb::db::encoded_file::Database
detail::data_of_buffer	storage_of_buffer

Static Protected Attributes inherited from joedb::Buffered_File
static constexpr int64_t	last_position = (1ULL << 63) - 1

Detailed Description

Definition at line 21 of file Memory_Database.h.

Constructor & Destructor Documentation

◆ Memory_Database()

joedb::db::encoded_file::Memory_Database::Memory_Database ( )

inline

Definition at line 24 of file Memory_Database.h.

Member Function Documentation

◆ pull()

void joedb::db::encoded_file::Memory_Database::pull ( )

inline

Definition at line 28 of file Memory_Database.h.

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

/home/rcoulom/repos/joedb/src/joedb/db/encoded_file/Memory_Database.h

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ Memory_Database()

Member Function Documentation

◆ pull()