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18.06.25
chy edited this page Jul 31, 2018
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1 revision
DELIMITER $$
DROP PROCEDURE IF EXISTS FILL_RATE_TEST_DATA$$
CREATE PROCEDURE FILL_RATE_TEST_DATA()
BEGIN
DECLARE i INT DEFAULT 1;
DECLARE log_date VARCHAR(255);
WHILE i <= 30 DO
SET log_date = DATE_FORMAT(DATE_SUB(NOW(), INTERVAL i DAY), '%Y%m%d');
INSERT INTO 테이블 (LOG_DATE, INVENTORY_ID, REQ_CNT) VALUES (log_date, '0x2011', 3000000);
SET i = i + 1;
END WHILE;
END$$
DELIMITER $$Materialized View는 기존의 table과 syncronized
union을 그냥 쓰면 union distinct로 작동
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'{0} {1}'.format('one','two') // 'one two'
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'{0!r} {0!s}'.format(1, '234')
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'{:_<10}'.format('test') // 'test______' '{:^10}'.format('test') // ' test '