CREATE TABLE t1 (
id INT AUTO_INCREMENT NOT NULL PRIMARY KEY,
value VARCHAR(1024)
) ENGINE=InnoDB;
CREATE FULLTEXT INDEX idx1 ON t1(value); SET @save_debug = @@GLOBAL.debug_dbug; SET GLOBAL debug_dbug = '+d,fts_instrument_sync_request,fts_instrument_sync_before_syncing,ib_trunc_sleep_before_fts_cache_clear';
INSERT INTO t1 (value) VALUES
('By default or with the IN NATURAL LANGUAGE MODE modifier') ;
TRUNCATE TABLE t1;
DROP TABLE t1; SET GLOBAL debug_dbug = @save_debug;
CREATE TABLE t1 (
id INT AUTO_INCREMENT NOT NULL PRIMARY KEY,
value VARCHAR(1024)
) ENGINE=InnoDB;
CREATE FULLTEXT INDEX idx1 ON t1(value); SET GLOBAL debug_dbug = '+d,fts_instrument_sync_request,fts_instrument_write_words_before_select_index,ib_trunc_sleep_before_fts_cache_clear';
INSERT INTO t1 (value) VALUES
('By default or with the IN NATURAL LANGUAGE MODE modifier'),
('performs a natural language search for a string'),
('collection is a set of one or more columns included'),
('returns a relevance value; that is, a similarity measure'),
('and the text in that row in the columns named in'),
('By default, the search is performed in case-insensitive'),
('sensitive full-text search, use a binary collation '),
('example, a column that uses the latin1 character'),
('collation of latin1_bin to make it case sensitive') ;
TRUNCATE TABLE t1;
DROP TABLE t1; SET GLOBAL debug_dbug = @save_debug;
CREATE TABLE t1 (
value VARCHAR(1024)
) ENGINE=InnoDB;
CREATE FULLTEXT INDEX idx1 ON t1(value); SET GLOBAL debug_dbug = '+d,fts_instrument_sync_request,fts_instrument_msg_sync_sleep';
INSERT INTO t1 (value) VALUES
('By default or with the IN NATURAL LANGUAGE MODE modifier'),
('performs a natural language search for a string'),
('collection is a set of one or more columns included'),
('returns a relevance value; that is, a similarity measure'),
('and the text in that row in the columns named in'),
('By default, the search is performed in case-insensitive'),
('sensitive full-text search, use a binary collation '),
('example, a column that uses the latin1 character'),
('collation of latin1_bin to make it case sensitive') ;
DROP INDEX idx1 ON t1;
DROP TABLE t1; SET GLOBAL debug_dbug = @save_debug;
CREATE TABLE t1 (
value VARCHAR(1024)
) ENGINE=InnoDB;
CREATE FULLTEXT INDEX idx1 ON t1(value); SET GLOBAL debug_dbug = '+d,fts_instrument_sync_request,fts_instrument_msg_sync_sleep';
INSERT INTO t1 (value) VALUES
('By default or with the IN NATURAL LANGUAGE MODE modifier'),
('performs a natural language search for a string'),
('collection is a set of one or more columns included'),
('returns a relevance value; that is, a similarity measure'),
('and the text in that row in the columns named in'),
('By default, the search is performed in case-insensitive'),
('sensitive full-text search, use a binary collation '),
('example, a column that uses the latin1 character'),
('collation of latin1_bin to make it case sensitive') ;
ALTER TABLE t1
DROP INDEX idx1,
ALGORITHM=INPLACE;
DROP TABLE t1; SET GLOBAL debug_dbug = @save_debug;
CREATE TABLE t1 (
value VARCHAR(1024)
) ENGINE=InnoDB;
CREATE FULLTEXT INDEX idx1 ON t1(value); SET GLOBAL debug_dbug = '+d,fts_instrument_sync_request,fts_instrument_msg_sync_sleep';
INSERT INTO t1 (value) VALUES
('example, a column that uses the latin1 character'),
('collation of latin1_bin to make it case sensitive') ;
ALTER TABLE t1
DROP INDEX idx1,
ALGORITHM=COPY;
DROP TABLE t1; SET GLOBAL debug_dbug = @save_debug;
CREATE TABLE t1 (
id1 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
value VARCHAR(1024)
) ENGINE=InnoDB;
CREATE FULLTEXT INDEX idx1 ON t1(value); SET GLOBAL debug_dbug = '+d,fts_instrument_sync_request,fts_instrument_msg_sync_sleep';
INSERT INTO t1 (value) VALUES
('example, a column that uses the latin1 character'),
('collation of latin1_bin to make it case sensitive') ;
ALTER TABLE t1
DROP COLUMN id1,
ADD COLUMN id2 INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
DROP INDEX idx1,
ADD FULLTEXT INDEX idx2(value);
affected rows: 0
info: Records: 0 Duplicates: 0 Warnings: 0
DROP TABLE t1; SET GLOBAL debug_dbug = @save_debug;
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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