テーブル構造とデータSQL文のコピー


実験で得られた.この文は使いやすいです:select*into Pubmed_listJG from Pubmed_list where 1=2
1.テーブル構造およびデータを新しいテーブルにコピーする
CREATE TABLE新テーブル
SELECT * 
FROM旧時計
2.テーブル構造のみを新しいテーブルにコピー
CREATE TABLE新テーブル
SELECT * 
FROM旧時計
WHERE 
1=
2
すなわち、WHERE条件が成立するようにする.
方法2:(tianshibaoから提供)
CREATE TABLE新表LIKE旧表
3.古いテーブルのデータを新しいテーブルにコピーします(2つのテーブル構造が同じと仮定します).
INSERT 
INTO新表
SELECT * 
FROM旧時計
4.古いテーブルのデータを新しいテーブルにコピーする(2つのテーブル構造が異なると仮定)
INSERT 
INTO新表
(フィールド)
1、フィールド
2,.......

SELECTフィールド
1、フィールド
2,...... 
FROM旧時計
SQL SERVER 2008レプリケーション・テーブル構造の場合は、次の方法を使用します.
      ——      :——Create ——        ,       sql  ,
                 use databasename              

IDENTITY_INSERTがOFFに設定されている場合、表'id'の表示列に明示的な値を挿入することはできません.
          id    ,   
insert into table ( ...)   ,           id 。
SQL SERVER 2008
 insert into b(a, b, c) select d,e,f from b;
: ( , :a :b)  SQL: select * into b from a where 1<>1 : ( , :a :b)
  SQL: insert into b(a, b, c) select d,e,f from b;
  : 、
  SQL: select a.title,a.username,b.adddate from table a,( select max(adddate) adddate from table where table.title=a.title) b
  : ( 1:a 2:b)
  SQL: select a.a, a.b, a.c, b.c, b.d, b.f from a LEFT OUT JOIN b ON a.a = b.c
 
  SQL: select * from where datediff( 'minute' ,f ,getdate())>5
  : ,
  SQL:
  delete from info where not exists ( select * from infobz where info.infid=infobz.infid )
  :--
  SQL:
  SELECT A.NUM, A.NAME, B.UPD_DATE, B.PREV_UPD_DATE
  FROM TABLE1,
  (SELECT X.NUM, X.UPD_DATE, Y.UPD_DATE PREV_UPD_DATE
  FROM (SELECT NUM, UPD_DATE, INBOUND_QTY, STOCK_ONHAND
  FROM TABLE2
  WHERE TO_CHAR(UPD_DATE, 'YYYY/MM' ) = TO_CHAR(SYSDATE, 'YYYY/MM' )) X,
  (SELECT NUM, UPD_DATE, STOCK_ONHAND
  FROM TABLE2
  WHERE TO_CHAR(UPD_DATE, 'YYYY/MM' ) =
  TO_CHAR(TO_DATE(TO_CHAR(SYSDATE, 'YYYY/MM' ) || '/01' , 'YYYY/MM/DD' ) - 1, 'YYYY/MM' ) ) Y,
  WHERE X.NUM = Y.NUM (+)
  AND X.INBOUND_QTY + NVL(Y.STOCK_ONHAND,0) <> X.STOCK_ONHAND ) B
  WHERE A.NUM = B.NUM
  :--
  SQL:
  select * from studentinfo where not exists( select * from student where studentinfo.id=student.id) and = '"&strdepartmentname&"' and = '"&strprofessionname&"' order by , ,
 
  ( )
  SQL:
  SELECT a.userper, a.tel, a.standfee, TO_CHAR(a.telfeedate, 'yyyy' ) AS telyear,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '01' , a.factration)) AS JAN,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '02' , a.factration)) AS FRI,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '03' , a.factration)) AS MAR,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '04' , a.factration)) AS APR,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '05' , a.factration)) AS MAY,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '06' , a.factration)) AS JUE,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '07' , a.factration)) AS JUL,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '08' , a.factration)) AS AGU,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '09' , a.factration)) AS SEP,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '10' , a.factration)) AS OCT,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '11' , a.factration)) AS NOV,
  SUM(decode(TO_CHAR(a.telfeedate, 'mm' ), '12' , a.factration)) AS DEC
  FROM (SELECT a.userper, a.tel, a.standfee, b.telfeedate, b.factration
  FROM TELFEESTAND a, TELFEE b
  WHERE a.tel = b.telfax) a
  GROUP BY a.userper, a.tel, a.standfee, TO_CHAR(a.telfeedate, 'yyyy' )
  : :
  SQL: select * from a left inner join b on a.a=b.b right inner join c on a.a=c.c inner join d on a.a=d.d where .....
  : ID
  SQL:
  SELECT (CASE WHEN EXISTS(SELECT * FROM Handle b WHERE b.HandleID = 1) THEN MIN(HandleID) + 1 ELSE 1 END) as HandleID
  FROM Handle
  WHERE NOT HandleID IN (SELECT a.HandleID - 1 FROM Handle