2021-05-25 ORACLE的整数、小数字段用0补位到指定

CREATE TABLE "VICEL"."TEST" 
   (    "VALUE1" NUMBER(38,0), 
    "VALUE2" NUMBER(38,8)
   ) ;
     INSERT INTO "VICEL"."TEST"("VALUE1", "VALUE2") VALUES ('88', '6.6666');
     INSERT INTO "VICEL"."TEST"("VALUE1", "VALUE2") VALUES ('99', '7.7777');


SELECT
-- 整数字段添加6个小数位，用0补齐 
to_char(TEST.VALUE1,'FM99999990.000000') VALUE1,
-- 小数字段首先四舍五入到3位小数，在保留6位小数，多出的位数用0补齐
to_char(round(TEST.VALUE2,3),'FM99999990.000000') VALUE2
from TEST