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[ mysql ] Event scheduler(ํ•˜๋ฃจ์— ํ•œ๋ฒˆ mysql์— ์ž‘๋™ํ•˜๊ณ  ์‹ถ์„๋•Œ)
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[ mysql ] Event scheduler(ํ•˜๋ฃจ์— ํ•œ๋ฒˆ mysql์— ์ž‘๋™ํ•˜๊ณ  ์‹ถ์„๋•Œ)

2022. 8. 18. 17:07
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์„œ๋ก 

 - ๊ตญ๋ฐฉ ๋ฐ์ดํ„ฐ๋ฅผ ๊ฐ€์ง€๊ณ  ํ€ด์ฆˆ ์‚ฌ์ดํŠธ๋ฅผ ๋งŒ๋“œ๋Š”๋ฐ ๋งค์ผ๋งˆ๋‹ค ๋ฌธ์ œ๋ฅผ ๋ฟŒ๋ ค์ฃผ๊ธฐ์œ„ํ•ด์„œ mysql์— ํ•˜๋ฃจ์— ํ•œ๋ฒˆ์”ฉ ๋ฌธ์ œ๋ฅผ ์—…๋ฐ์ดํŠธ ํ•ด์ฃผ์–ด์•ผํ•˜๋Š”๋ฐ ์–ด๋–ป๊ฒŒํ•˜๋‹ค๊ฐ€ ์ฝ”๋“œ๋กœ ํ•˜๋Š” ๊ฒƒ ๋ณด๋‹ค ๋ฐฐํฌ๋œ db์—์„œ ๋งค์ผ ์ƒ์„ฑํ•ด์ค„ ์ˆ˜ ์žˆ๋Š” ๊ฒƒ์ด mysql์— ์žˆ๋‹ค๊ณ  ํ•˜์—ฌ์„œ ์‚ฌ์šฉํ•˜์˜€๋‹ค.

 

์„ค์ •

eventscheduler๋ฅผ ์‚ฌ์šฉํ•˜๊ธฐ์œ„ํ•ด์„œ ์„ค์ •์„ ํ•ด์ฃผ์–ด์•ผํ•œ๋‹ค. ์กฐํšŒํ•˜๋ฉด

SHOW VARIABLES LIKE 'event%'

ํ™•์ธํ•˜๋ฉด ์ด๋ ‡๊ฒŒ ์กฐํšŒ ํ•  ์ˆ˜ ์žˆ๋Š”๋ฐ OFF๋กœ ๋ผ์–ด์žˆ๋Š”๋ฐ ON์œผ๋กœ ๋ฐ”๊พธ์–ด์ค€๋‹ค.

SET GLOBAL event_scheduler = ON;

 

ํ™•์ธํ•˜๋ฉด ์ด๋ ‡๊ฒŒ ์กฐํšŒ ํ•  ์ˆ˜ ์žˆ๋Š”๋ฐ OFF๋กœ ๋ผ์–ด์žˆ๋Š”๋ฐ ON์œผ๋กœ ๋ฐ”๊พธ์–ด์ค€๋‹ค.

์‚ฌ์šฉ๋ฐฉ๋ฒ•( Main)

  • ํŠน์ • ์‹œ๊ฐ„๋ถ€ํ„ฐ ์‹œ์ž‘
CREATE EVENT write_event_name
    ON SCHEDULE every 1 day
    STARTS '2020-03-01 00:05:00'
    COMMENT '๋งค์ผ 1ํšŒ 0์‹œ 5๋ถ„์— ์‹คํ–‰ํ•˜๋Š” ํ”„๋กœ์‹œ์ €'
    DO
      call write_procedure_name();
  •  ํŠน์ • ์‹œ๊ฐ„ 1ํšŒ ๋ช…๋ น
CREATE EVENT IF NOT EXISTS [์ด๋ฒคํŠธ ์ด๋ฆ„]
    ON SCHEDULE
       AT '2018-11-02 13:40:13' -- ํŠน์ • ์‹œ๊ฐ„์— 1ํšŒ ์‹คํ–‰
    ON COMPLETION NOT PRESERVE
    ENABLE
    COMMENT [์ฝ”๋ฉ˜ํŠธ]
    DO 
    [์ˆ˜ํ–‰ํ•  ๋ช…๋ น]
END
  • ON COMPLETION NOT PRESERVE ENABLE :

ํ•ด๋‹น ์„ค์ •์€ ์ด๋ฒคํŠธ๋ฅผ ์ˆ˜ํ–‰ํ›„ ์‚ญ์ œ ์—ฌ๋ถ€๋ฅผ ์„ค์ •ํ•ฉ๋‹ˆ๋‹ค.

 

๋งŒ์•ฝ, ์ด๋ฒคํŠธ๋ฅผ ์ˆ˜ํ–‰ํ›„ ์ด๋ฒคํŠธ๋ฅผ ์‚ญ์ œํ•˜์ง€ ์•Š๋Š”๋‹ค๋ฉด 'NOT'์„ ์ œ๊ฑฐ ํ•ด์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค.

(ON COMPLETION PRESERVE ENABLE)

 

์กฐํšŒ

 

 

 

 

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