47 lines
839 B
MySQL
47 lines
839 B
MySQL
-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
|
|
-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
|
|
|
|
-- DROP TABLE tbb;
|
|
-- DROP SEQUENCE tbb_seq;
|
|
--
|
|
-- CREATE SEQUENCE tbb_seq NOCACHE;
|
|
--
|
|
-- CREATE TABLE tbb (
|
|
-- id NUMBER PRIMARY KEY
|
|
-- , val NUMBER
|
|
-- , entry_date DATE
|
|
-- );
|
|
--
|
|
-- CREATE INDEX tbb_entry ON tbb(entry_date);
|
|
--
|
|
-- INSERT INTO tbb VALUES (0, 123, sysdate);
|
|
-- COMMIT;
|
|
|
|
DECLARE
|
|
tmp_id NUMBER;
|
|
BEGIN
|
|
|
|
WHILE TRUE LOOP
|
|
|
|
SELECT MIN(id) INTO tmp_id FROM tbb;
|
|
|
|
INSERT INTO tbb VALUES (tbb_seq.NEXTVAL, 123, sysdate);
|
|
|
|
BEGIN
|
|
DELETE FROM tbb WHERE id = tmp_id;
|
|
EXCEPTION
|
|
WHEN no_data_found THEN NULL;
|
|
END;
|
|
|
|
COMMIT;
|
|
|
|
END LOOP;
|
|
|
|
END;
|
|
/
|
|
|
|
|
|
|
|
|
|
|