maemae2
@maemae2
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Connection & Table ์์ฑ ๊ฐ์์์ ์ฌ์ฉํ๋ ์ฟผ๋ฆฌ ์ถ์ฒ
CREATE TABLE coffee_menu ( no number GENERATED AS IDENTITY , coffee VARCHAR2(100) NOT NULL , kind VARCHAR2(100) NOT NULL , price number(11) DEFAULT 0 NOT NULL, reg_day date DEFAULT sysdate NOT NULL , mod_day date DEFAULT sysdate NOT NULL , CONSTRAINT pk_coffee_menu PRIMARY KEY(no) ) ; COMMENT ON TABLE coffee_menu IS '์ปคํผ/์๋ฃ ๋ฉ๋ด'; ----------------------------------------------------- CREATE TABLE cust_info ( no number GENERATED AS IDENTITY , cust_id VARCHAR2(100) NOT NULL, name VARCHAR2(100) NOT NULL, email VARCHAR2(100) NOT NULL, role VARCHAR2(100) DEFAULT 'MEMBER' NOT NULL , reg_day date default sysdate NOT NULL, CONSTRAINT pk_cust_info PRIMARY KEY(no) ); COMMENT ON TABLE cust_info IS '๊ณ ๊ฐ์ ๋ณด'; -- unique index ์์ฑ ALTER TABLE cust_info ADD CONSTRAINT idx_cust_info UNIQUE(cust_id); ----------------------------------------------------- CREATE TABLE order_list ( no number GENERATED AS IDENTITY , coffee_no number(11) NOT NULL, coffee VARCHAR2(100) NOT NULL, price number(11) NOT NULL, cust_id VARCHAR2(100) NOT NULL, name VARCHAR2(100) NOT NULL, reg_day date default sysdate , CONSTRAINT pk_order_list PRIMARY KEY(no) ); COMMENT ON TABLE order_list IS '์ฃผ๋ฌธ๋ด์ญ'; -- foreign key ์์ฑ ALTER TABLE order_list ADD CONSTRAINT fk_coffee_no FOREIGN KEY (coffee_no) REFERENCES coffee_menu(no); ALTER TABLE order_list ADD CONSTRAINT fk_cust_id FOREIGN KEY (cust_id) REFERENCES cust_info(cust_id);
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Q&A
Section3_01. ๋ ๋ฐฐ์ด ํฉ์น๊ธฐ์์ ๋ฐํ์ ์๋ฌ ๋ฏธํด๊ฒฐ
์ฒซ๋ฒ์งธ ๋ฐฐ์ด๋ณด๋ค ๋๋ฒ์งธ ๋ฐฐ์ด์ด ๋จผ์ ๋๋๋ ๊ฒฝ์ฐ๋ฅผ ์๊ฐํด๋ณด์ธ์ฌ !p2==M์ด ๋๊ณ if (p1 ex. ์ด ์์๋ก ํ๋ฒ ์๊ฐํด๋ณด์ธ์ฅ101 10 27 39 50 61 65 70 93 93 77 51 65 66 70 82 92
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Q&A
9๋ถ 05์ด author์ด๋ isbn
๊ฐ์ฌํฉ๋๋ค ! ๋๋ถ์ ์ดํดํ์ต๋๋ท !
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