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/*²»´øÈκβÎÊý´æ´¢¹ý³Ì(Êä³öϵͳÈÕÆÚ)*/
create or replace procedure output_date is
begin
dbms_output.put_line(sysdate);
end output_date;
/*´ø²ÎÊýinºÍoutµÄ´æ´¢¹ý³Ì*/
create or replace procedure get_username(v_id in number,v_username out varchar2)
as
begin
select username into v_username from tab_user where id = v_id; --±äÁ¿¸³Öµ
exception
when no_data_found then
raise_application_error(-20001,'ID²»´æÔÚ!');
end get_username;
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block --×îСi/oµ¥Î» --segment management
create tablespace james
datafile '/export/home/oracle/oradata/james.dbf'
size 100M ¡¡¡¡¡¡¡¡¡¡¡¡--³õʼµÄÎļþ´óС¡¡
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select * from people
where peopleId in (select peopleId from people group by peopleId having count(peopleId) > 1)
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SELECT * from ALL_SOURCE
where TYPE='PROCEDURE' AND TEXT LIKE
'%0997500%';
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select t.*,i.index_type from user_ind_columns t,user_indexes i where t.index_name = i.index_name and t.table_name = i.table_name and t.table_name = Òª²éѯµÄ±í
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select cu.* from user_cons_columns cu, user_constr ......