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[Oracle] ORA-01481: ์ˆซ์ž ํ˜•์‹ ๋ชจ๋ธ์ด ๋ถ€์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค ๋ณธ๋ฌธ

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[Oracle] ORA-01481: ์ˆซ์ž ํ˜•์‹ ๋ชจ๋ธ์ด ๋ถ€์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค

natrue 2021. 6. 2. 14:50
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ORA-01481: ์ˆซ์ž ํ˜•์‹ ๋ชจ๋ธ์ด ๋ถ€์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค
01481. 00000 -  "invalid number format model"
*Cause:    The user is attempting to either convert a number to a string
           via TO_CHAR or a string to a number via TO_NUMBER and has
           supplied an invalid number format model parameter.
*Action:   Consult your manual.

์›์ธ : CHAR ํ˜•์‹์ด ์•„๋‹ˆ๊ณ  NUMBER ํ˜•์‹์œผ๋กœ ์ธ์‹๋˜์–ด์„œ

ํ•ด๊ฒฐ : TO_CHAR ํ•จ์ˆ˜๋กœ CHAR ํ˜•์‹์œผ๋กœ ๋ณ€๊ฒฝ

TO_CHAR(TO_DATE(re_date, 'yyyymmdd'),'yyyy') AS re_date