-- 数据批量录入
INSERT ALL
INTO ROAD_CABLE_RELATION(ROAD_ID,CABLE_ID)VALUES('a','1')
INTO ROAD_CABLE_RELATION(ROAD_ID,CABLE_ID)VALUES('b','2')
SELECT * FROM DUAL;
-- 四舍五入函数
SELECT ROUND(1.563) FROM DUAL;
-- 浮点数向上取整
SELECT CEIL(5.1) FROM DUAL;
-- 浮点数向下取整
SELECT FLOOR(1.563) FROM DUAL;
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