๐Ÿ”ฅ Problem Solving/SQL

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] String, Date DATETIME์—์„œ DATE๋กœ ํ˜• ๋ณ€ํ™˜

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59414?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - DATETIME์—์„œ DATE๋กœ ํ˜• ๋ณ€ํ™˜ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr > ๋ฌธ์ œ๋ฅผ ํ™•์ธํ•˜๊ณ  ์‹ถ๋‹ค๋ฉด ๋”๋ณด๊ธฐ ํด๋ฆญ! ๋”๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] String, Date์˜ค๋žœ ๊ธฐ๊ฐ„ ๋ณดํ˜ธํ•œ ๋™๋ฌผ(MySQL)

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59411?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ์˜ค๋žœ ๊ธฐ๊ฐ„ ๋ณดํ˜ธํ•œ ๋™๋ฌผ(2) ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr > ๋ฌธ์ œ๋ฅผ ๋ณด๊ณ  ์‹ถ๋‹ค๋ฉด ๋”๋ณด๊ธฐ ํด๋ฆญ! ๋”๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] String, Date ์ค‘์„ฑํ™” ์—ฌ๋ถ€ ํŒŒ์•…ํ•˜๊ธฐ(MySQL)

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59409?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ์ค‘์„ฑํ™” ์—ฌ๋ถ€ ํŒŒ์•…ํ•˜๊ธฐ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr > ๋ฌธ์ œ๋ฅผ ๋ณด๊ณ  ์‹ถ๋‹ค๋ฉด ๋”๋ณด๊ธฐ ํด๋ฆญ ! ๋”๋ณด๊ธฐ > ๋ฌธ์ œ ๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, A..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] String, Date ์ด๋ฆ„์— el์ด ๋“ค์–ด๊ฐ€๋Š” ๋™๋ฌผ ์ฐพ๊ธฐ

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59047?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ์ด๋ฆ„์— el์ด ๋“ค์–ด๊ฐ€๋Š” ๋™๋ฌผ ์ฐพ๊ธฐ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr > ๋ฌธ์ œ๊ฐ€ ๋ณด๊ณ  ์‹ถ๋‹ค๋ฉด ๋”๋ณด๊ธฐ ํด๋ฆญ ! ๋”๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, AN..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] String, Date ๋ฃจ์‹œ์™€ ์—˜๋ผ ์ฐพ๊ธฐ

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59046?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ๋ฃจ์‹œ์™€ ์—˜๋ผ ์ฐพ๊ธฐ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr > ๋ฌธ์ œ๋ฅผ ๋ณด๊ณ  ์‹ถ๋‹ค๋ฉด ๋”๋ณด๊ธฐ ํด๋ฆญ! ๋”๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, A..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] SELECT ์•„ํ”ˆ ๋™๋ฌผ ์ฐพ๊ธฐ (MySQL)

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59036?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ์•„ํ”ˆ ๋™๋ฌผ ์ฐพ๊ธฐ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr ๋”๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, ..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] SELECT ์—ญ์ˆœ ์ •๋ ฌํ•˜๊ธฐ

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59035?language=mysql ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ์—ญ์ˆœ ์ •๋ ฌํ•˜๊ธฐ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr ๋ฌธ์ œ์„ค๋ช…์„ ๋ณด๋ ค๋ฉด ๋”๋ณด๊ธฐ ํด๋ฆญ! ๋”๋ณด๊ธฐ > ๋ฌธ์ œ ๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID..

    [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค] SELECT ๋ชจ๋“  ๋ ˆ์ฝ”๋“œ ์กฐํšŒํ•˜๊ธฐ

    ๐Ÿ”ฅDAY +3 https://programmers.co.kr/learn/courses/30/lessons/59034 ์ฝ”๋”ฉํ…Œ์ŠคํŠธ ์—ฐ์Šต - ๋ชจ๋“  ๋ ˆ์ฝ”๋“œ ์กฐํšŒํ•˜๊ธฐ ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, INTAKE_CONDITION, NAME, SEX_UPON_INTAKE๋Š” ๊ฐ๊ฐ ๋™๋ฌผ์˜ ์•„์ด๋”” programmers.co.kr ๋”๋ณด๊ธฐ > ๋ฌธ์ œ ์„ค๋ช… ๋ณด๊ธฐ ๋ฌธ์ œ ์„ค๋ช… ANIMAL_INS ํ…Œ์ด๋ธ”์€ ๋™๋ฌผ ๋ณดํ˜ธ์†Œ์— ๋“ค์–ด์˜จ ๋™๋ฌผ์˜ ์ •๋ณด๋ฅผ ๋‹ด์€ ํ…Œ์ด๋ธ”์ž…๋‹ˆ๋‹ค. ANIMAL_INS ํ…Œ์ด๋ธ” ๊ตฌ์กฐ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์œผ๋ฉฐ, ANIMAL_ID, ANIMAL_TYPE, DATETIME, I..