1_10

ํŽ˜์น˜ ์กฐ์ธ์˜ ๋‹จ์ ์€ ๋ฌด์—‡์ธ๊ฐ€์š”?Entity ID๋ฅผ Long์œผ๋กœ ์‚ฌ์šฉํ•˜๋Š” ์ด์œ ๋Š” ๋ฌด์—‡์ธ๊ฐ€์š”?JPA์—์„œ ์ƒ์† ๊ด€๊ณ„ ๋งคํ•‘์€ ์–ด๋–ป๊ฒŒ ํ•˜๋‚˜์š”?N+1 ๋ฌธ์ œ์— ๋Œ€ํ•ด ์„ค๋ช…ํ•ด ์ฃผ์„ธ์š”.OneToOne ์–‘๋ฐฉํ–ฅ ๊ด€๊ณ„ ์‹œ Lazy ๋กœ๋”ฉ์€ ์–ด๋–ป๊ฒŒ ๋˜๋‚˜์š”?PersistenceContextQueryDSL์€ ๋ฌด์—‡์ด๋ฉฐ, ์™œ ์‚ฌ์šฉํ•˜๋‚˜์š”?@Transactional์˜ readOnly = true ์†์„ฑ์„ ์‚ฌ์šฉํ•˜๋ฉด ์–ด๋–ค ์ด์ ์ด ์žˆ๋‚˜์š”?JPA์—์„œ ์—ฐ๊ด€ ๊ด€๊ณ„๊ฐ€ ํ•„์š”ํ•œ ์ด์œ ์™€ ์—ฐ๊ด€ ๊ด€๊ณ„์˜ ์ฃผ์ธ์— ๋Œ€ํ•ด ์„ค๋ช…ํ•ด ์ฃผ์„ธ์š”.save์™€ saveAll์˜ ์ฐจ์ด๋Š” ๋ฌด์—‡์ธ๊ฐ€์š”?
PreviousdeleteAll๊ณผ deleteAllInBatch๋Š” ๋ฌด์Šจ ์ฐจ์ด๊ฐ€ ์žˆ๋‚˜์š”?NextํŽ˜์น˜ ์กฐ์ธ์˜ ๋‹จ์ ์€ ๋ฌด์—‡์ธ๊ฐ€์š”?

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