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Example:
create table courses(
cid varchar(20) not null primary key,
cname varchar(20) not null,
ctype integer,
ctime date DEFAULT SYSDATE,
cscore float not null
)
insert into courses values('ss01','java',0,TO_DATE('2009-8-28','yyyy-mm-dd'),94)
insert into course ......

Oracle tnslsnrÉèÖÿÚÁî

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if %time:~,2% leq 9  (set hh=0%time:~1,1%) else  (set hh=%time:~,2%)
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exp wzolwms/wzolwms@wzol file=E:\Êý¾Ý¿â±¸·Ý\wzolwms%date:~0,10%ÈÕ ......

oracle 10g¿Í»§¶Ëµ¼³ö11gÓû§µÄÍêÕûÊý¾Ý

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