【Oracle】建立序列

发布时间：2020-12-12 15:03:01 所属栏目：百科来源：网络整理

导读：PROMPT SEQ_RPS_ID 表序列DECLARE AN_FLAG NUMBER;BEGIN SELECT COUNT(1) INTO AN_FLAG FROM ALL_SEQUENCES WHERE SEQUENCE_NAME='SEQ_RPS_ID'; If AN_FLAG = 0 Then Execute IMMEDIATE 'CREATE SEQUENCE SEQ_RPS_ID INCREMENT BY 1 START WITH 1 MAXVALUE 9

PROMPT SEQ_RPS_ID 表序列
DECLARE
    AN_FLAG NUMBER;
BEGIN
    SELECT COUNT(1) INTO AN_FLAG FROM ALL_SEQUENCES  
        WHERE SEQUENCE_NAME='SEQ_RPS_ID';

    If AN_FLAG = 0 Then
        Execute IMMEDIATE 'CREATE SEQUENCE SEQ_RPS_ID
        INCREMENT BY 1
        START WITH 1
        MAXVALUE 999999999999999999999999999
        MINVALUE 1
        CACHE 20';
    END IF;
END;
/
COMMIT;

（编辑：李大同）

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