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SQL code:

truncate table testA;
truncate table testB;
truncate table testC;




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php Öвéѯoracle date ÀàÐÍÊý¾ÝµÄÎÊÌâ?

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create or replace function GetWorkBeginTime()
  return date is
  myDate    date;
begin
  myDate := trunc(sysdate-1)+8/24;
  return myDate;
end;

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