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create table "user" (
   id                   int                  identity,
   constraint PK_USER primary key (id)
)
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inset into  "user"  (....)  values (.....)


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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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SET TIMING ON | OFF
SQL> set timing on
SQL> select * from emp where empno = 7369;
EMPNO ENAME JOB MGR HIREDATE SAL COMM
---------- ---------- --------- ---------- ----------- ---------- ----------
DEPTNO
----------
7369 SMITH CLERK ......

Sql2005/08 ±í½á¹¹ SQL Óï¾ä

SELECT
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