Oracle的日期時間范圍查詢


Oracle日期時間范圍查詢

 
Sql代碼  
/* 日期時間范圍查詢 */  
  
---------- 創建日期時間測試表-----------------------------------------------------------    www.2cto.com  
create table testdatetime(  
       ID integer not null primary KEY,  
       createdate  CHAR(10)  NULL,  
       startdate DATE NULL,  
       enddate DATE NULL,  
       buydate  CHAR(10)  NULL,  
       usedate  varchar2(20)  NULL  
) ;  
------------------------ 日期時間范圍查詢 ------------------------------------  
  
SELECT t.*,t.ROWID FROM testdatetime t ;  
  
--字段為:字符串類型(char),長度為:10  
SELECT * FROM testdatetime t WHERE 1=1 AND t.createdate = '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.createdate > '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.createdate < '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.createdate >= '2011-06-01' AND
t.createdate <= '2011-07-05';    www.2cto.com  
  
SELECT * FROM testdatetime t WHERE 1=1 AND to_date(t.createdate,'yyyy-MM-dd') between to_date('2011-06-01','yyyy-MM-dd') and to_date('20110705','yyyymmdd') ;  
  
-------------------------------------------------------------------  
SELECT t.*,t.ROWID FROM testdatetime t ;  
  
--字段為:字符串類型(char),長度為:20  
SELECT * FROM testdatetime t WHERE 1=1 AND t.usedate = '2011-07-01 10:00:00';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.usedate > '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.usedate < '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.usedate >= '2011-06-01' AND t.usedate <= '2011-07-05';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND to_date(t.usedate,'yyyy-MM-dd HH24:MI:SS')
between to_date('2011-07-01 12:00:00','yyyy-MM-dd HH24:MI:SS') and to_date('20110702 12:00:00','yyyymmdd HH24:MI:SS') ;  
  
-------------------------------------------------------------------------  
SELECT t.*,t.ROWID FROM testdatetime t ;  
  
--字段為:日期時間類型(date)  www.2cto.com    
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate = to_date('2011-07-01','yyyy-MM-dd');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate > to_date('2011-07-01','yyyy-MM-dd');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate < to_date('2011-07-01','yyyy-MM-dd');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate >= to_date('2011-07-01','yyyy-MM-dd')
AND t.startdate <= to_date('2011-07-02','yyyy-MM-dd');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate between to_date('2011-07-01','yyyy-MM-dd') AND to_date('2011-07-02','yyyy-MM-dd');  
  
----------------------  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate = to_date('2011-07-01 12:00:00','yyyy-MM-dd HH24:MI:SS');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate > to_date('2011-07-01 12:00:00','yyyy-MM-dd HH24:MI:SS');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate < to_date('2011-07-01 12:00:00','yyyy-MM-dd HH24:MI:SS');  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate >= to_date('2011-07-01 01:00:00','yyyy-MM-dd HH24:MI:SS') AND t.startdate <= to_date('2011-07-01 23:00:00','yyyy-MM-dd HH24:MI:SS');    www.2cto.com  
  
SELECT * FROM testdatetime t WHERE 1=1 AND t.startdate between to_date('2011-07-01 01:00:00','yyyy-MM-dd HH24:MI:SS') AND to_date('2011-07-01 23:00:00','yyyy-MM-dd HH24:MI:SS');  
  
-----------------------  
SELECT * FROM testdatetime t WHERE 1=1 AND to_char(t.startdate,'yyyy-MM-dd') = '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND to_char(t.startdate,'yyyy-MM-dd') > '2011-07-01';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND to_char(t.startdate,'yyyy-MM-dd') < '2011-07-01';    www.2cto.com  
  
SELECT * FROM testdatetime t WHERE 1=1 AND to_char(t.startdate,'yyyy-MM-dd') >= '2011-07-01' AND to_char(t.startdate,'yyyy-MM-dd') <= '2011-07-02';  
  
SELECT * FROM testdatetime t WHERE 1=1 AND to_char(t.startdate,'yyyy-MM-dd') between '2011-07-01' AND  '2011-07-02'; 
 
 


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