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๋ชฉ๋กmysql ์‹œ๊ฐ„ํ‘œ๊ธฐ (1)

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[MySQL] DATE_FORMAT: ๋‚ ์งœ/์‹œ๊ฐ„ ํ‘œ๊ธฐ ๋ฐฉ์‹ ์ง€์ •ํ•˜๊ธฐ

๋ณธ ํฌ์ŠคํŒ…์—์„œ๋Š” MySQL ๋‚ด date_format ๊ตฌ๋ฌธ์„ ํ™œ์šฉํ•˜์—ฌ ๋‚ ์งœ ํ˜น์€ ์‹œ๊ฐ„ ํ‘œ๊ธฐ ๋ฐฉ์‹์„ ์ง€์ •ํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ์•Œ์•„๋ด…๋‹ˆ๋‹ค. ๋ชฉ์ฐจ 1. date_format ํ‘œ๊ธฐ๋ฒ• 2. ๋‚ ์งœ๋งŒ ์ถœ๋ ฅํ•˜๊ธฐ 2.1. 'yyyy-mm-dd' ํ˜•ํƒœ๋กœ ์ถœ๋ ฅํ•˜๊ธฐ 2.2. 'yy-mm-dd' ํ˜•ํƒœ๋กœ ์ถœ๋ ฅํ•˜๊ธฐ 3. ์‹œ๊ฐ„ ์ •๋ณด๋งŒ ์ถœ๋ ฅํ•˜๊ธฐ 3.1. 24์‹œ๊ฐ„ ์ œ๋กœ ์ถœ๋ ฅํ•˜๊ธฐ 3.2. 12์‹œ๊ฐ„ ์ œ๋กœ ์ถœ๋ ฅํ•˜๊ธฐ 1. date_format ํ‘œ๊ธฐ๋ฒ• date_format์€ ๋Œ€์†Œ๋ฌธ์ž๋ฅผ ๊ตฌ๋ถ„ํ•˜๊ธฐ ๋•Œ๋ฌธ์— ์š”๊ตฌ์‚ฌํ•ญ์— ๋งž๋Š” ์•ŒํŒŒ๋ฒณ์„ ์ฐพ์•„ ์ ์ ˆํ•˜๊ฒŒ ํ™œ์šฉํ•˜์‹œ๊ธธ ๋ฐ”๋ž๋‹ˆ๋‹ค. Specifier Description Example 1 %Y ์—ฐ๋„(year): 4์ž๋ฆฌ ํ‘œํ˜„ 2021 2 %y ์—ฐ๋„(year): ๋’ค์—์„œ 2์ž๋ฆฌ ํ‘œํ˜„ 21 3 %a ์š”์ผ(weekday): ์ด๋ฆ„ ์ค„์ž„ํ‘œ..
AI & ๋น…๋ฐ์ดํ„ฐ/MySQL 2021. 2. 27. 22:18
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