fts0opt.cc File Reference

#include "fts0fts.h"
#include "row0sel.h"
#include "que0types.h"
#include "fts0priv.h"
#include "fts0types.h"
#include "ut0wqueue.h"
#include "srv0start.h"
#include "zlib.h"
#include "fts0types.ic"
#include "fts0vlc.ic"

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Classes
struct	fts_zip_t
struct	fts_optimize_graph_t
struct	fts_optimize_t
struct	fts_encode_t
struct	fts_slot_t
struct	fts_msg_del_t
struct	fts_msg_optimize_t
struct	fts_msg_t

Enumerations
enum	fts_state_t {   FTS_STATE_LOADED, FTS_STATE_RUNNING, FTS_STATE_SUSPENDED, FTS_STATE_DONE,   FTS_STATE_EMPTY }
enum	fts_msg_type_t {   FTS_MSG_START, FTS_MSG_PAUSE, FTS_MSG_STOP, FTS_MSG_ADD_TABLE,   FTS_MSG_OPTIMIZE_TABLE, FTS_MSG_DEL_TABLE }

Functions
UNIV_INTERN fts_word_t *	fts_word_init (fts_word_t *word, byte *utf8, ulint len)
UNIV_INTERN ibool	fts_optimize_index_fetch_node (void *row, void *user_arg)
UNIV_INTERN dberr_t	fts_index_fetch_nodes (trx_t *trx, que_t **graph, fts_table_t *fts_table, const fts_string_t *word, fts_fetch_t *fetch)

Variables
UNIV_INTERN ulong	fts_num_word_optimize
UNIV_INTERN char	fts_enable_diag_print
static const fts_string_t *	word

Detailed Description

Full Text Search optimize thread

Created 2007/03/27 Sunny Bains Completed 2011/7/10 Sunny and Jimmy Yang

Definition in file fts0opt.cc.

Enumeration Type Documentation

enum fts_msg_type_t

FTS optimize thread message types.

Enumerator:

FTS_MSG_START	Start optimizing thread
FTS_MSG_PAUSE	Pause optimizing thread
FTS_MSG_STOP	Stop optimizing and exit thread
FTS_MSG_ADD_TABLE	Add table to the optimize thread's work queue
FTS_MSG_OPTIMIZE_TABLE	Optimize a table
FTS_MSG_DEL_TABLE	Remove a table from the optimize threads work queue

Definition at line 76 of file fts0opt.cc.

enum fts_state_t

State of a table within the optimization sub system.

Definition at line 67 of file fts0opt.cc.

Function Documentation

UNIV_INTERN dberr_t fts_index_fetch_nodes	(	trx_t *	trx,
		que_t **	graph,
		fts_table_t *	fts_table,
		const fts_string_t *	word,
		fts_fetch_t *	fetch
	)

Read the rows from the FTS inde.

Returns

DB_SUCCESS or error code

Parameters

trx	in: transaction
graph	in: prepared statement
fts_table	in: table of the FTS INDEX
word	in: the word to fetch
fetch	in: fetch callback.

Definition at line 466 of file fts0opt.cc.

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UNIV_INTERN ibool fts_optimize_index_fetch_node	(	void *	row,
		void *	user_arg
	)

Callback function to fetch the rows in an FTS INDEX record.

Returns

always returns non-NULL

Parameters

row	in: sel_node_t*
user_arg	in: pointer to ib_vector_t

Definition at line 425 of file fts0opt.cc.

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UNIV_INTERN fts_word_t* fts_word_init	(	fts_word_t *	word,
		byte *	utf8,
		ulint	len
	)

Create a fts_optimizer_word_t instance.

Returns

new instance

Parameters

word	in: word to initialize
utf8	in: UTF-8 string
len	in: length of string in bytes

Definition at line 340 of file fts0opt.cc.

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Variable Documentation

UNIV_INTERN char fts_enable_diag_print

Variable specifying whether we do additional FTS diagnostic printout

in the log

Definition at line 235 of file fts0opt.cc.

UNIV_INTERN ulong fts_num_word_optimize

The number of words to read and optimize in a single pass.

Definition at line 232 of file fts0opt.cc.

const fts_string_t* word

< in: optimize scratch pad in: get words greater than this word

Definition at line 785 of file fts0opt.cc.