diff options
Diffstat (limited to 'mysql-test/suite/innodb/r/innodb_bulk_create_index.result')
| -rw-r--r-- | mysql-test/suite/innodb/r/innodb_bulk_create_index.result | 1037 |
1 files changed, 1037 insertions, 0 deletions
diff --git a/mysql-test/suite/innodb/r/innodb_bulk_create_index.result b/mysql-test/suite/innodb/r/innodb_bulk_create_index.result new file mode 100644 index 00000000000..ec7ce044cb7 --- /dev/null +++ b/mysql-test/suite/innodb/r/innodb_bulk_create_index.result @@ -0,0 +1,1037 @@ +CREATE PROCEDURE populate_t1(load_even INT) +BEGIN +DECLARE i int DEFAULT 1; +START TRANSACTION; +WHILE (i <= 10000) DO +IF i%2 = 0 AND load_even = 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +IF i%2 != 0 AND load_even != 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +SET i = i + 1; +END WHILE; +COMMIT; +END| +SELECT @@innodb_fill_factor; +@@innodb_fill_factor +100 +CREATE TABLE t1( +class INT, +id INT, +title VARCHAR(100) +) ENGINE=InnoDB ROW_FORMAT=REDUNDANT; +SELECT COUNT(*) FROM t1; +COUNT(*) +5000 +/* Create index. */ +CREATE INDEX idx_id ON t1(id); +CREATE INDEX idx_title ON t1(title); +/* Check table. */ +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +/* Select by index. */ +EXPLAIN SELECT * FROM t1 WHERE id = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_id idx_id 5 const 1 +EXPLAIN SELECT * FROM t1 WHERE title = 'a10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_title idx_title 103 const 1 Using index condition +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +/*Insert/Update/Delete. */ +DELETE FROM t1 WHERE id < 4010 AND id > 3990; +INSERT INTO t1 VALUES(4000, 4000, 'b4000'); +UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990; +SELECT * FROM t1 WHERE id = 3000; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE title = 'a3000'; +class id title +SELECT * FROM t1 WHERE title = 'b3000'; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE id = 4000; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE title = 'a4000'; +class id title +SELECT * FROM t1 WHERE title = 'b4000'; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE id = 4001; +class id title +SELECT * FROM t1 WHERE title = 'a4001'; +class id title +SELECT COUNT(*) FROM t1; +COUNT(*) +9992 +/* Add column. */ +ALTER TABLE t1 ADD COLUMN content TEXT; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE title = 'a10'; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE id = 5000; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE title = 'a5000'; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE id = 10000; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE title = 'a10000'; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE id = 10010; +class id title content +SELECT * FROM t1 WHERE title = 'a10010'; +class id title content +/* Drop column. */ +ALTER TABLE t1 DROP COLUMN content; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +DROP TABLE t1; +CREATE TABLE t1( +a INT PRIMARY KEY, +b TEXT, +c TEXT) ENGINE=InnoDB ROW_FORMAT=REDUNDANT; +ALTER TABLE t1 ADD INDEX `idx` (a,b(5)); +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +10000 +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +1 +UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%'; +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +1 +DELETE FROM t1 WHERE a=4975 AND b like 'b4975%'; +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +ALTER TABLE t1 DROP COLUMN c; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +DROP TABLE t1; +DROP PROCEDURE populate_t1; +CREATE PROCEDURE populate_t1(load_even INT) +BEGIN +DECLARE i int DEFAULT 1; +START TRANSACTION; +WHILE (i <= 10000) DO +IF i%2 = 0 AND load_even = 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +IF i%2 != 0 AND load_even != 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +SET i = i + 1; +END WHILE; +COMMIT; +END| +SELECT @@innodb_fill_factor; +@@innodb_fill_factor +100 +CREATE TABLE t1( +class INT, +id INT, +title VARCHAR(100) +) ENGINE=InnoDB ROW_FORMAT=COMPACT; +SELECT COUNT(*) FROM t1; +COUNT(*) +5000 +/* Create index. */ +CREATE INDEX idx_id ON t1(id); +CREATE INDEX idx_title ON t1(title); +/* Check table. */ +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +/* Select by index. */ +EXPLAIN SELECT * FROM t1 WHERE id = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_id idx_id 5 const 1 +EXPLAIN SELECT * FROM t1 WHERE title = 'a10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_title idx_title 103 const 1 Using index condition +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +/*Insert/Update/Delete. */ +DELETE FROM t1 WHERE id < 4010 AND id > 3990; +INSERT INTO t1 VALUES(4000, 4000, 'b4000'); +UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990; +SELECT * FROM t1 WHERE id = 3000; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE title = 'a3000'; +class id title +SELECT * FROM t1 WHERE title = 'b3000'; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE id = 4000; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE title = 'a4000'; +class id title +SELECT * FROM t1 WHERE title = 'b4000'; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE id = 4001; +class id title +SELECT * FROM t1 WHERE title = 'a4001'; +class id title +SELECT COUNT(*) FROM t1; +COUNT(*) +9992 +/* Add column. */ +ALTER TABLE t1 ADD COLUMN content TEXT; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE title = 'a10'; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE id = 5000; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE title = 'a5000'; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE id = 10000; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE title = 'a10000'; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE id = 10010; +class id title content +SELECT * FROM t1 WHERE title = 'a10010'; +class id title content +/* Drop column. */ +ALTER TABLE t1 DROP COLUMN content; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +DROP TABLE t1; +CREATE TABLE t1( +a INT PRIMARY KEY, +b TEXT, +c TEXT) ENGINE=InnoDB ROW_FORMAT=COMPACT; +ALTER TABLE t1 ADD INDEX `idx` (a,b(5)); +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +10000 +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +1 +UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%'; +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +1 +DELETE FROM t1 WHERE a=4975 AND b like 'b4975%'; +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +ALTER TABLE t1 DROP COLUMN c; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +DROP TABLE t1; +DROP PROCEDURE populate_t1; +CREATE PROCEDURE populate_t1(load_even INT) +BEGIN +DECLARE i int DEFAULT 1; +START TRANSACTION; +WHILE (i <= 10000) DO +IF i%2 = 0 AND load_even = 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +IF i%2 != 0 AND load_even != 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +SET i = i + 1; +END WHILE; +COMMIT; +END| +SELECT @@innodb_fill_factor; +@@innodb_fill_factor +100 +CREATE TABLE t1( +class INT, +id INT, +title VARCHAR(100) +) ENGINE=InnoDB ROW_FORMAT=DYNAMIC; +SELECT COUNT(*) FROM t1; +COUNT(*) +5000 +/* Create index. */ +CREATE INDEX idx_id ON t1(id); +CREATE INDEX idx_title ON t1(title); +/* Check table. */ +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +/* Select by index. */ +EXPLAIN SELECT * FROM t1 WHERE id = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_id idx_id 5 const 1 +EXPLAIN SELECT * FROM t1 WHERE title = 'a10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_title idx_title 103 const 1 Using index condition +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +/*Insert/Update/Delete. */ +DELETE FROM t1 WHERE id < 4010 AND id > 3990; +INSERT INTO t1 VALUES(4000, 4000, 'b4000'); +UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990; +SELECT * FROM t1 WHERE id = 3000; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE title = 'a3000'; +class id title +SELECT * FROM t1 WHERE title = 'b3000'; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE id = 4000; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE title = 'a4000'; +class id title +SELECT * FROM t1 WHERE title = 'b4000'; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE id = 4001; +class id title +SELECT * FROM t1 WHERE title = 'a4001'; +class id title +SELECT COUNT(*) FROM t1; +COUNT(*) +9992 +/* Add column. */ +ALTER TABLE t1 ADD COLUMN content TEXT; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE title = 'a10'; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE id = 5000; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE title = 'a5000'; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE id = 10000; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE title = 'a10000'; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE id = 10010; +class id title content +SELECT * FROM t1 WHERE title = 'a10010'; +class id title content +/* Drop column. */ +ALTER TABLE t1 DROP COLUMN content; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +DROP TABLE t1; +CREATE TABLE t1( +a INT PRIMARY KEY, +b TEXT, +c TEXT) ENGINE=InnoDB ROW_FORMAT=DYNAMIC; +ALTER TABLE t1 ADD INDEX `idx` (a,b(5)); +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +10000 +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +1 +UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%'; +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +1 +DELETE FROM t1 WHERE a=4975 AND b like 'b4975%'; +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +ALTER TABLE t1 DROP COLUMN c; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +DROP TABLE t1; +DROP PROCEDURE populate_t1; +CREATE PROCEDURE populate_t1(load_even INT) +BEGIN +DECLARE i int DEFAULT 1; +START TRANSACTION; +WHILE (i <= 10000) DO +IF i%2 = 0 AND load_even = 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +IF i%2 != 0 AND load_even != 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +SET i = i + 1; +END WHILE; +COMMIT; +END| +SELECT @@innodb_fill_factor; +@@innodb_fill_factor +100 +SET GLOBAL innodb_file_per_table=1; +CREATE TABLE t1( +class INT, +id INT, +title VARCHAR(100) +) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4; +SELECT COUNT(*) FROM t1; +COUNT(*) +5000 +/* Create index. */ +CREATE INDEX idx_id ON t1(id); +CREATE INDEX idx_title ON t1(title); +/* Check table. */ +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +/* Select by index. */ +EXPLAIN SELECT * FROM t1 WHERE id = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_id idx_id 5 const 1 +EXPLAIN SELECT * FROM t1 WHERE title = 'a10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_title idx_title 103 const 1 Using index condition +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +/*Insert/Update/Delete. */ +DELETE FROM t1 WHERE id < 4010 AND id > 3990; +INSERT INTO t1 VALUES(4000, 4000, 'b4000'); +UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990; +SELECT * FROM t1 WHERE id = 3000; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE title = 'a3000'; +class id title +SELECT * FROM t1 WHERE title = 'b3000'; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE id = 4000; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE title = 'a4000'; +class id title +SELECT * FROM t1 WHERE title = 'b4000'; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE id = 4001; +class id title +SELECT * FROM t1 WHERE title = 'a4001'; +class id title +SELECT COUNT(*) FROM t1; +COUNT(*) +9992 +/* Add column. */ +ALTER TABLE t1 ADD COLUMN content TEXT; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE title = 'a10'; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE id = 5000; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE title = 'a5000'; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE id = 10000; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE title = 'a10000'; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE id = 10010; +class id title content +SELECT * FROM t1 WHERE title = 'a10010'; +class id title content +/* Drop column. */ +ALTER TABLE t1 DROP COLUMN content; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +DROP TABLE t1; +CREATE TABLE t1( +a INT PRIMARY KEY, +b BLOB, +c TEXT) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4; +ALTER TABLE t1 ADD INDEX `idx` (a,b(5)); +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +10000 +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +1 +UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%'; +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +1 +DELETE FROM t1 WHERE a=4975 AND b like 'b4975%'; +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +ALTER TABLE t1 DROP COLUMN c; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +DROP TABLE t1; +SET GLOBAL innodb_file_per_table=default; +DROP PROCEDURE populate_t1; +SET GLOBAL innodb_fill_factor=10; +CREATE PROCEDURE populate_t1(load_even INT) +BEGIN +DECLARE i int DEFAULT 1; +START TRANSACTION; +WHILE (i <= 10000) DO +IF i%2 = 0 AND load_even = 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +IF i%2 != 0 AND load_even != 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +SET i = i + 1; +END WHILE; +COMMIT; +END| +SELECT @@innodb_fill_factor; +@@innodb_fill_factor +10 +CREATE TABLE t1( +class INT, +id INT, +title VARCHAR(100) +) ENGINE=InnoDB ROW_FORMAT=COMPACT; +SELECT COUNT(*) FROM t1; +COUNT(*) +5000 +/* Create index. */ +CREATE INDEX idx_id ON t1(id); +CREATE INDEX idx_title ON t1(title); +/* Check table. */ +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +/* Select by index. */ +EXPLAIN SELECT * FROM t1 WHERE id = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_id idx_id 5 const 1 +EXPLAIN SELECT * FROM t1 WHERE title = 'a10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_title idx_title 103 const 1 Using index condition +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +/*Insert/Update/Delete. */ +DELETE FROM t1 WHERE id < 4010 AND id > 3990; +INSERT INTO t1 VALUES(4000, 4000, 'b4000'); +UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990; +SELECT * FROM t1 WHERE id = 3000; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE title = 'a3000'; +class id title +SELECT * FROM t1 WHERE title = 'b3000'; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE id = 4000; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE title = 'a4000'; +class id title +SELECT * FROM t1 WHERE title = 'b4000'; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE id = 4001; +class id title +SELECT * FROM t1 WHERE title = 'a4001'; +class id title +SELECT COUNT(*) FROM t1; +COUNT(*) +9992 +/* Add column. */ +ALTER TABLE t1 ADD COLUMN content TEXT; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE title = 'a10'; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE id = 5000; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE title = 'a5000'; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE id = 10000; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE title = 'a10000'; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE id = 10010; +class id title content +SELECT * FROM t1 WHERE title = 'a10010'; +class id title content +/* Drop column. */ +ALTER TABLE t1 DROP COLUMN content; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +DROP TABLE t1; +CREATE TABLE t1( +a INT PRIMARY KEY, +b TEXT, +c TEXT) ENGINE=InnoDB ROW_FORMAT=COMPACT; +ALTER TABLE t1 ADD INDEX `idx` (a,b(5)); +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +10000 +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +1 +UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%'; +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +1 +DELETE FROM t1 WHERE a=4975 AND b like 'b4975%'; +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +ALTER TABLE t1 DROP COLUMN c; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +DROP TABLE t1; +DROP PROCEDURE populate_t1; +SET GLOBAL innodb_fill_factor=50; +CREATE PROCEDURE populate_t1(load_even INT) +BEGIN +DECLARE i int DEFAULT 1; +START TRANSACTION; +WHILE (i <= 10000) DO +IF i%2 = 0 AND load_even = 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +IF i%2 != 0 AND load_even != 1 THEN +INSERT INTO t1 VALUES (i, i, CONCAT('a', i)); +END IF; +SET i = i + 1; +END WHILE; +COMMIT; +END| +SELECT @@innodb_fill_factor; +@@innodb_fill_factor +50 +CREATE TABLE t1( +class INT, +id INT, +title VARCHAR(100) +) ENGINE=InnoDB ROW_FORMAT=COMPACT; +SELECT COUNT(*) FROM t1; +COUNT(*) +5000 +/* Create index. */ +CREATE INDEX idx_id ON t1(id); +CREATE INDEX idx_title ON t1(title); +/* Check table. */ +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +/* Select by index. */ +EXPLAIN SELECT * FROM t1 WHERE id = 10; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_id idx_id 5 const 1 +EXPLAIN SELECT * FROM t1 WHERE title = 'a10'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 ref idx_title idx_title 103 const 1 Using index condition +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +/*Insert/Update/Delete. */ +DELETE FROM t1 WHERE id < 4010 AND id > 3990; +INSERT INTO t1 VALUES(4000, 4000, 'b4000'); +UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990; +SELECT * FROM t1 WHERE id = 3000; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE title = 'a3000'; +class id title +SELECT * FROM t1 WHERE title = 'b3000'; +class id title +3000 3000 b3000 +SELECT * FROM t1 WHERE id = 4000; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE title = 'a4000'; +class id title +SELECT * FROM t1 WHERE title = 'b4000'; +class id title +4000 4000 b4000 +SELECT * FROM t1 WHERE id = 4001; +class id title +SELECT * FROM t1 WHERE title = 'a4001'; +class id title +SELECT COUNT(*) FROM t1; +COUNT(*) +9992 +/* Add column. */ +ALTER TABLE t1 ADD COLUMN content TEXT; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE title = 'a10'; +class id title content +10 10 a10 NULL +SELECT * FROM t1 WHERE id = 5000; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE title = 'a5000'; +class id title content +5000 5000 a5000 NULL +SELECT * FROM t1 WHERE id = 10000; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE title = 'a10000'; +class id title content +10000 10000 a10000 NULL +SELECT * FROM t1 WHERE id = 10010; +class id title content +SELECT * FROM t1 WHERE title = 'a10010'; +class id title content +/* Drop column. */ +ALTER TABLE t1 DROP COLUMN content; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT * FROM t1 WHERE id = 10; +class id title +10 10 a10 +SELECT * FROM t1 WHERE title = 'a10'; +class id title +10 10 a10 +SELECT * FROM t1 WHERE id = 5000; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE title = 'a5000'; +class id title +5000 5000 a5000 +SELECT * FROM t1 WHERE id = 10000; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE title = 'a10000'; +class id title +10000 10000 a10000 +SELECT * FROM t1 WHERE id = 10010; +class id title +SELECT * FROM t1 WHERE title = 'a10010'; +class id title +DROP TABLE t1; +CREATE TABLE t1( +a INT PRIMARY KEY, +b TEXT, +c TEXT) ENGINE=InnoDB ROW_FORMAT=COMPACT; +ALTER TABLE t1 ADD INDEX `idx` (a,b(5)); +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +10000 +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +1 +UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%'; +SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%'; +b=REPEAT(CONCAT('a',4975),2000) +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +1 +DELETE FROM t1 WHERE a=4975 AND b like 'b4975%'; +SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%'; +b=REPEAT(CONCAT('b',4975),2000) +ALTER TABLE t1 DROP COLUMN c; +CHECK TABLE t1; +Table Op Msg_type Msg_text +test.t1 check status OK +SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975; +CHAR_LENGTH(b) +DROP TABLE t1; +DROP PROCEDURE populate_t1; +SET GLOBAL innodb_fill_factor=default; |