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185 lines
4.1 KiB
SQL
185 lines
4.1 KiB
SQL
#
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# wl#7277: InnoDB: Bulk Load for Create Index
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#
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# Create Insert Procedure
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DELIMITER |;
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CREATE PROCEDURE populate_t1(load_even INT)
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BEGIN
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DECLARE i int DEFAULT 1;
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START TRANSACTION;
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WHILE (i <= 10000) DO
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IF i%2 = 0 AND load_even = 1 THEN
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INSERT INTO t1 VALUES (i, i, CONCAT('a', i));
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END IF;
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IF i%2 != 0 AND load_even != 1 THEN
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INSERT INTO t1 VALUES (i, i, CONCAT('a', i));
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END IF;
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SET i = i + 1;
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END WHILE;
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COMMIT;
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END|
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DELIMITER ;|
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SELECT @@innodb_fill_factor;
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if ($row_format != 'COMPRESSED')
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{
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eval CREATE TABLE t1(
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class INT,
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id INT,
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title VARCHAR(100)
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) ENGINE=InnoDB ROW_FORMAT=$row_format;
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}
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if ($row_format == 'COMPRESSED')
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{
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SET GLOBAL innodb_file_per_table=1;
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eval CREATE TABLE t1(
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class INT,
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id INT,
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title VARCHAR(100)
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) ENGINE=InnoDB ROW_FORMAT=$row_format KEY_BLOCK_SIZE=4;
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}
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-- disable_query_log
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# Load half records
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CALL populate_t1(1);
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-- enable_query_log
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SELECT COUNT(*) FROM t1;
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/* Create index. */
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CREATE INDEX idx_id ON t1(id);
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CREATE INDEX idx_title ON t1(title);
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/* Check table. */
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CHECK TABLE t1;
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/* Select by index. */
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EXPLAIN SELECT * FROM t1 WHERE id = 10;
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EXPLAIN SELECT * FROM t1 WHERE title = 'a10';
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SELECT * FROM t1 WHERE id = 10;
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SELECT * FROM t1 WHERE title = 'a10';
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SELECT * FROM t1 WHERE id = 5000;
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SELECT * FROM t1 WHERE title = 'a5000';
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SELECT * FROM t1 WHERE id = 10000;
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SELECT * FROM t1 WHERE title = 'a10000';
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SELECT * FROM t1 WHERE id = 10010;
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SELECT * FROM t1 WHERE title = 'a10010';
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/*Insert/Update/Delete. */
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DELETE FROM t1 WHERE id < 4010 AND id > 3990;
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INSERT INTO t1 VALUES(4000, 4000, 'b4000');
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UPDATE t1 SET title = CONCAT('b', id) WHERE id < 3010 AND id > 2990;
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SELECT * FROM t1 WHERE id = 3000;
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SELECT * FROM t1 WHERE title = 'a3000';
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SELECT * FROM t1 WHERE title = 'b3000';
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SELECT * FROM t1 WHERE id = 4000;
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SELECT * FROM t1 WHERE title = 'a4000';
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SELECT * FROM t1 WHERE title = 'b4000';
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SELECT * FROM t1 WHERE id = 4001;
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SELECT * FROM t1 WHERE title = 'a4001';
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-- disable_query_log
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# Load half records (follow up load)
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CALL populate_t1(0);
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-- enable_query_log
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SELECT COUNT(*) FROM t1;
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/* Add column. */
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ALTER TABLE t1 ADD COLUMN content TEXT;
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CHECK TABLE t1;
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SELECT * FROM t1 WHERE id = 10;
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SELECT * FROM t1 WHERE title = 'a10';
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SELECT * FROM t1 WHERE id = 5000;
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SELECT * FROM t1 WHERE title = 'a5000';
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SELECT * FROM t1 WHERE id = 10000;
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SELECT * FROM t1 WHERE title = 'a10000';
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SELECT * FROM t1 WHERE id = 10010;
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SELECT * FROM t1 WHERE title = 'a10010';
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/* Drop column. */
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ALTER TABLE t1 DROP COLUMN content;
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CHECK TABLE t1;
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SELECT * FROM t1 WHERE id = 10;
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SELECT * FROM t1 WHERE title = 'a10';
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SELECT * FROM t1 WHERE id = 5000;
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SELECT * FROM t1 WHERE title = 'a5000';
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SELECT * FROM t1 WHERE id = 10000;
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SELECT * FROM t1 WHERE title = 'a10000';
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SELECT * FROM t1 WHERE id = 10010;
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SELECT * FROM t1 WHERE title = 'a10010';
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DROP TABLE t1;
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# Test Blob
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if ($row_format != 'COMPRESSED') {
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eval CREATE TABLE t1(
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a INT PRIMARY KEY,
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b TEXT,
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c TEXT) ENGINE=InnoDB ROW_FORMAT=$row_format;
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}
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if ($row_format == 'COMPRESSED') {
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eval CREATE TABLE t1(
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a INT PRIMARY KEY,
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b BLOB,
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c TEXT) ENGINE=InnoDB ROW_FORMAT=$row_format KEY_BLOCK_SIZE=4;
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}
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let $cnt= 5000;
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-- disable_query_log
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WHILE ($cnt>=4950)
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{
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EVAL INSERT INTO t1 VALUES
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($cnt, REPEAT(CONCAT('a', $cnt),2000), CONCAT('a', $cnt));
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dec $cnt;
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}
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-- enable_query_log
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ALTER TABLE t1 ADD INDEX `idx` (a,b(5));
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SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975;
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SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%';
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UPDATE t1 SET b = REPEAT(CONCAT('b',4975),2000) WHERE a=4975 AND b like 'a4975%';
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SELECT b=REPEAT(CONCAT('a',4975),2000) FROM t1 WHERE a=4975 AND b like 'a4975%';
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SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%';
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DELETE FROM t1 WHERE a=4975 AND b like 'b4975%';
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SELECT b=REPEAT(CONCAT('b',4975),2000) FROM t1 WHERE a=4975 AND b like 'b4975%';
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ALTER TABLE t1 DROP COLUMN c;
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CHECK TABLE t1;
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SELECT CHAR_LENGTH(b) FROM t1 WHERE a=4975;
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DROP TABLE t1;
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# Restore global variables
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if ($row_format == 'COMPRESSED')
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{
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SET GLOBAL innodb_file_per_table=default;
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}
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DROP PROCEDURE populate_t1;
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