connect  con1,localhost,root,,;
connection default;
# Case 1: Test select and insert(row in both disk and cache)
CREATE TABLE t1 (
FTS_DOC_ID BIGINT UNSIGNED AUTO_INCREMENT NOT NULL PRIMARY KEY,
title VARCHAR(200),
FULLTEXT(title)
) ENGINE = InnoDB;
INSERT INTO t1(title) VALUES('mysql');
INSERT INTO t1(title) VALUES('database');
connection con1;
SET @old_dbug = @@SESSION.debug_dbug;
SET debug_dbug = '+d,fts_instrument_sync_debug';
SET DEBUG_SYNC= 'fts_write_node SIGNAL written WAIT_FOR selected';
INSERT INTO t1(title) VALUES('mysql database');
connection default;
SET DEBUG_SYNC= 'now WAIT_FOR written';
SET GLOBAL innodb_ft_aux_table="test/t1";
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_CACHE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
database	2	3	2	2	0
database	2	3	2	3	6
mysql	1	3	2	1	0
mysql	1	3	2	3	0
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_TABLE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
SET GLOBAL innodb_ft_aux_table=default;
SELECT * FROM t1 WHERE MATCH(title) AGAINST('mysql database');
FTS_DOC_ID	title
1	mysql
2	database
SET DEBUG_SYNC= 'now SIGNAL selected';
connection con1;
SET @old_dbug = @@SESSION.debug_dbug;
SET GLOBAL innodb_ft_aux_table="test/t1";
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_CACHE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_TABLE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
database	2	3	2	2	0
database	2	3	2	3	6
mysql	1	3	2	1	0
mysql	1	3	2	3	0
SET GLOBAL innodb_ft_aux_table=default;
SELECT * FROM t1 WHERE MATCH(title) AGAINST('mysql database');
FTS_DOC_ID	title
3	mysql database
1	mysql
2	database
connection default;
DROP TABLE t1;
# Case 2: Test insert and insert(sync)
CREATE TABLE t1 (
FTS_DOC_ID BIGINT UNSIGNED AUTO_INCREMENT NOT NULL PRIMARY KEY,
title VARCHAR(200),
FULLTEXT(title)
) ENGINE = InnoDB;
INSERT INTO t1(title) VALUES('mysql');
INSERT INTO t1(title) VALUES('database');
connection con1;
SET debug_dbug = '+d,fts_instrument_sync_debug';
SET DEBUG_SYNC= 'fts_write_node SIGNAL written WAIT_FOR inserted';
INSERT INTO t1(title) VALUES('mysql database');
connection default;
SET DEBUG_SYNC= 'now WAIT_FOR written';
INSERT INTO t1(title) VALUES('mysql database');
SET DEBUG_SYNC= 'now SIGNAL inserted';
connection con1;
SET debug_dbug = @old_dbug;
SET GLOBAL innodb_ft_aux_table="test/t1";
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_CACHE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_TABLE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
database	2	3	2	2	0
database	2	3	2	3	6
database	4	4	1	4	6
mysql	1	4	3	1	0
mysql	1	4	3	3	0
mysql	1	4	3	4	0
SET GLOBAL innodb_ft_aux_table=default;
SELECT * FROM t1 WHERE MATCH(title) AGAINST('mysql database');
FTS_DOC_ID	title
3	mysql database
4	mysql database
1	mysql
2	database
connection default;
disconnect con1;
DROP TABLE t1;
# Case 3: Test insert crash recovery
CREATE TABLE t1 (
FTS_DOC_ID BIGINT UNSIGNED AUTO_INCREMENT NOT NULL PRIMARY KEY,
title VARCHAR(200),
FULLTEXT(title)
) ENGINE = InnoDB;
INSERT INTO t1(title) VALUES('database');
SET debug_dbug = '+d,fts_instrument_sync_debug,fts_write_node_crash';
INSERT INTO t1(title) VALUES('mysql');
ERROR HY000: Lost connection to MySQL server during query
After restart
SELECT title FROM t1 WHERE MATCH(title) AGAINST ('mysql database');
title
database
SET @old_dbug = @@SESSION.debug_dbug;
SET debug_dbug = '+d,fts_instrument_sync_debug';
INSERT INTO t1(title) VALUES('mysql');
SET debug_dbug = @old_dbug;
SELECT title FROM t1 WHERE MATCH(title) AGAINST ('mysql database');
title
database
mysql
DROP TABLE t1;
# Case 4: Test sync commit & rollback in background
CREATE TABLE t1(
id INT AUTO_INCREMENT,
title VARCHAR(100),
FULLTEXT(title),
PRIMARY KEY(id)) ENGINE=InnoDB;
SET debug_dbug = '+d,fts_instrument_sync';
INSERT INTO t1(title) VALUES('mysql');
SET debug_dbug = @old_dbug;
SET @old_global_dbug = @@GLOBAL.debug_dbug;
SET @old_dbug = @@SESSION.debug_dbug;
SET GLOBAL debug_dbug='+d,fts_instrument_sync,fts_instrument_sync_interrupted';
INSERT INTO t1(title) VALUES('database');
SET GLOBAL debug_dbug = @old_global_dbug;
SET debug_dbug = '+d,fts_instrument_sync_debug';
INSERT INTO t1(title) VALUES('good');
SET debug_dbug = @old_dbug;
SET GLOBAL innodb_ft_aux_table="test/t1";
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_TABLE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
database	2	2	1	2	0
good	3	3	1	3	0
mysql	1	1	1	1	0
SELECT * FROM INFORMATION_SCHEMA.INNODB_FT_INDEX_CACHE;
WORD	FIRST_DOC_ID	LAST_DOC_ID	DOC_COUNT	DOC_ID	POSITION
SET GLOBAL innodb_ft_aux_table=default;
SELECT * FROM t1 WHERE MATCH(title) AGAINST ('mysql database good');
id	title
1	mysql
2	database
3	good
DROP TABLE t1;