๐Ÿงจ mysql - Error Code: 1701. Cannot truncate a table referenced in a foreign key constraint

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๋ฌธ์ œ ๋ฐœ์ƒ ์ƒํ™ฉ

  • ์™ธ๋ž˜ํ‚ค๊ฐ€ ์กด์žฌํ•˜๋Š” ํ…Œ์ด๋ธ”์—์„œ TRUNCATE ๋ฅผ ํ–ˆ์„ ์‹œ ์—๋Ÿฌ๋ฐœ์ƒ
  • Error Code: 1701. Cannot truncate a table referenced in a foreign key constraint

๋ฌธ์ œ ํ•ด๊ฒฐ ๋ฐฉ์•ˆ 1 - ์„ฑ๊ณต

  • SET FOREIGN_KEY_CHECKS=0;
    • foreign key๋ฅผ ๋ฌด์‹œํ•˜๋„๋ก ์„ค์ •ํ•ด์คŒ
  • SET FOREIGN_KEY_CHECKS=1;
    • ํ…Œ์ด๋ธ”์„ ๋‹ค ์ง€์šด ํ›„, foreign key๋ฅผ ๋‹ค์‹œ ์„ค์ •
//์™ธ๋ž˜ํ‚ค ์ฒดํฌ X
set FOREIGN_KEY_CHECKS = 0;

//ํ…Œ์ด๋ธ” ์‚ญ์ œ
truncate ํ…Œ์ด๋ธ”๋ช…;

//ํ…Œ์ด๋ธ” ์‚ญ์ œ ํ›„, ์™ธ๋ž˜ํ‚ค ์ฒดํฌ O
set FOREIGN_KEY_CHECKS = 1;
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