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32 lines
595 B
MySQL
32 lines
595 B
MySQL
PROMPT Creating Table 'ITEM' with auto-increment primary key 'ID'
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DROP TABLE item;
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CREATE TABLE item
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(
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id NUMBER(6) NOT NULL,
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name VARCHAR2(100) NOT NULL,
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sell_in NUMBER(6) NOT NULL,
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quality NUMBER(6) NOT NULL
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);
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/
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ALTER TABLE item ADD (
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CONSTRAINT item_pk PRIMARY KEY (ID));
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/
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DROP SEQUENCE item_id_seq;
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CREATE SEQUENCE item_id_seq
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INCREMENT BY 1
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START WITH 1
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MAXVALUE 999999
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MINVALUE 1
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NOCYCLE;
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/
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CREATE OR REPLACE TRIGGER item_bis_trg
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BEFORE INSERT ON item
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FOR EACH ROW
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BEGIN
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SELECT item_id_seq.NEXTVAL INTO :new.id FROM dual;
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END;
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/
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