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πŸ’»Programming/πŸ’½Oracle

[PL/SQL] ν”„λ‘œμ‹œμ €

2022. 8. 17. 09:16

ν”„λ‘œμ‹œμ €

자주 μ‹€ν–‰ν•΄μ•Ό ν•˜λŠ” 업무 흐름(SQL)을 미리 μž‘μ„±ν•˜μ—¬ λ°μ΄ν„°λ² μ΄μŠ€ 내에 μ €μž₯ν•΄ λ‘μ—ˆλ‹€κ°€ ν•„μš”ν•  λ•Œλ§ˆλ‹€ ν˜ΈμΆœν•˜μ—¬ μ‹€ν–‰ 

νŠΉμ •ν•œ 둜직 처리 

κ²°κ³Ό λ°˜ν™˜βŒβŒβŒ

μ ˆλŒ€μ μœΌλ‘œ 컀밋이 ν•„μš”ν•¨ 

 

ν”„λ‘œμ‹œμ € νŠΉμ§• 

ν…Œμ΄λΈ”μ„ μ‚­μ œν•΄λ„ μ—°κ΄€λœ ν”„λ‘œμ‹œμ € μ‚­μ œβŒ

ν…Œμ΄λΈ”μ΄ μ‚­μ œλœ μƒνƒœμ—μ„œ μ—°κ΄€λœ ν”„λ‘œμ‹œμ €λ₯Ό μ‹€ν–‰ ν•˜λ©΄ 였λ₯˜ λ°œμƒ

νŒŒλΌλ―Έν„° 

IN ν”„λ‘œμ‹œμ €μ—κ²Œ 값을 λ„˜κ²¨μ€„ λ•Œ μ‚¬μš©ν•¨ 

OUT μžλ°”μ—λŠ” μ—†λŠ” κ°œλ…μœΌλ‘œ ν”„λ‘œμ‹œμ €κ°€ μ‹€ν–‰ν•œ κ²°κ³Όλ₯Ό 되돌렀 받을 λ•Œ 

INOUT INκ³Ό OUT을 κ²°ν•©ν•œ κ°œλ… 

 

 

ν”„λ‘œμ‹œμ € 생성 

CREATE OR REPLACE PROCEDURE ν”„λ‘œμ‹œμ €μ΄λ¦„
IS 
    --ν”„λ‘œμ‹œμ € λ‚΄μ—μ„œ μ‚¬μš©ν•  λ³€μˆ˜
    λ³€μˆ˜μ΄λ¦„ λ°μ΄ν„°νƒ€μž…;
    λ³€μˆ˜μ΄λ¦„ λ°μ΄ν„°νƒ€μž…;

 BEGIN
     κΈ°λŠ₯ κ΅¬ν˜„,처리 μž‘μ„±;
     [EXCEPTION]
 END [ν”„λ‘œμ‹œμ € 이름];

βœ”οΈ OR REPLACE

CREATE TABLE 문의 OR REPLACE μ˜΅μ…˜μ€ κΈ°μ‘΄ ν…Œμ΄λΈ” μ •μ˜λ₯Ό λ³€κ²½ν•˜λŠ” 데 μ‚¬μš©

 

βœ”οΈ νŒŒλΌλ―Έν„°

IN ν”„λ‘œμ‹œμ €μ—κ²Œ 값을 λ„˜κ²¨μ€„ λ•Œ μ‚¬μš©ν•¨ 

OUT μžλ°”μ—λŠ” μ—†λŠ” κ°œλ…μœΌλ‘œ ν”„λ‘œμ‹œμ €κ°€ μ‹€ν–‰ν•œ κ²°κ³Όλ₯Ό 되돌렀 받을 λ•Œ μ‚¬μš© 

INOUT INκ³Ό OUT을 κ²°ν•©ν•œ κ°œλ…μœΌλ‘œ 읽고 μ“°λŠ” μž‘μ—…μ„ λ™μ‹œμ— ν•  수 있음 

 

ν”„λ‘œμ‹œμ € μ‹€ν–‰ 

-- ν˜•μ‹1
EXEC[UTE] λ˜λŠ” CALL procedure_name[ (λ§€κ°œλ³€μˆ˜κ°’1, λ§€κ°œλ³€μˆ˜κ°’2 ...) ]; -μ‹€ν–‰ν˜•μ‹2

-- ν˜•μ‹2
EXEC[UTE] λ˜λŠ” CALL procedure_name(λ§€κ°œλ³€μˆ˜λͺ…1=>κ°’1, λ§€κ°œλ³€μˆ˜λͺ…2=>κ°’2 ...) ;

 

βœ”οΈ μ‹€ν–‰ μ˜΅μ…˜ 

EXEC /EXECUTE/ CALL 문을 μ‚¬μš©

 

ν”„λ‘œμ‹œμ € μ‚­μ œ 

DROP PROCEDURE ν”„λ‘œμ‹œμ €μ΄λ¦„;

 

 

 

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