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常用SQL server语句
2022-08-09 08:56:00 【l8487】
常用SQL server语句
明:复制表(只复制结构,源表名:a 新表名:b)
SQL说明:拷贝表(拷贝数据,源表名:a 目标表名:b)
SQL说明:显示文章、提交人和最后回复时间
SQL说明:外连接查询(表名1:a 表名2:b)
SQL说明:日程安排提前五分钟提醒
SQL日程安排 where datediff('minute',f开始时间,getdate())>5
说明:两张关联表,删除主表中已经在副表中没有的信息
SQL说明:--
SQL(+)
AND X.INBOUND_QTY + NVL(Y.STOCK_ONHAND,0) <> X.STOCK_ONHAND ) B
WHERE A.NUM = B.NUM
说明:--
SQL系名称='"&strdepartmentname&"' and 专业名称='"&strprofessionname&"' order by 性别,生源地,高考总成绩
说明:
从数据库(电话费定额贺电化肥清单两个表来源)
SQL说明:四表联查问题:
SQL说明:得到表中最小的未使用的ID号
SQL说明:复制表(只复制结构,源表名:a 新表名:b)
SQL说明:拷贝表(拷贝数据,源表名:a 目标表名:b)
SQL说明:显示文章、提交人和最后回复时间
SQL说明:外连接查询(表名1:a 表名2:b)
SQL说明:日程安排提前五分钟提醒
SQL日程安排 where datediff('minute',f开始时间,getdate())>5 : select * from : select a.a, a.b, a.c, b.c, b.d, b.f from a LEFT OUTER JOIN b ON a.a = b.c
5.: select a.title,a.username,b.adddate from table a,(select max(adddate) adddate from table where table.title=a.title) b
4.: insert into b(a, b, c) select d,e,f from a;
3.: select * into b from a where 1<>1
2.:
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 a) --------------------------------------------------------------------------------
1.: 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 .....
:
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')
中去一年的各单位电话费统计:
select * from studentinfo where not exists(select * from student where studentinfo.id=student.id) and :
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 :
delete from info where not exists ( select * from infobz where info.infid=infobz.infid )
: select * from : select a.a, a.b, a.c, b.c, b.d, b.f from a LEFT OUT JOIN b ON a.a = b.c
: select a.title,a.username,b.adddate from table a,(select max(adddate) adddate from table where table.title=a.title) b
: insert into b(a, b, c) select d,e,f from b;
: select * into b from a where 1<>1
SQL说明:拷贝表(拷贝数据,源表名:a 目标表名:b)
SQL说明:显示文章、提交人和最后回复时间
SQL说明:外连接查询(表名1:a 表名2:b)
SQL说明:日程安排提前五分钟提醒
SQL日程安排 where datediff('minute',f开始时间,getdate())>5
说明:两张关联表,删除主表中已经在副表中没有的信息
SQL说明:--
SQL(+)
AND X.INBOUND_QTY + NVL(Y.STOCK_ONHAND,0) <> X.STOCK_ONHAND ) B
WHERE A.NUM = B.NUM
说明:--
SQL系名称='"&strdepartmentname&"' and 专业名称='"&strprofessionname&"' order by 性别,生源地,高考总成绩
说明:
从数据库(电话费定额贺电化肥清单两个表来源)
SQL说明:四表联查问题:
SQL说明:得到表中最小的未使用的ID号
SQL说明:复制表(只复制结构,源表名:a 新表名:b)
SQL说明:拷贝表(拷贝数据,源表名:a 目标表名:b)
SQL说明:显示文章、提交人和最后回复时间
SQL说明:外连接查询(表名1:a 表名2:b)
SQL说明:日程安排提前五分钟提醒
SQL日程安排 where datediff('minute',f开始时间,getdate())>5 : select * from : select a.a, a.b, a.c, b.c, b.d, b.f from a LEFT OUTER JOIN b ON a.a = b.c
5.: select a.title,a.username,b.adddate from table a,(select max(adddate) adddate from table where table.title=a.title) b
4.: insert into b(a, b, c) select d,e,f from a;
3.: select * into b from a where 1<>1
2.:
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 a) --------------------------------------------------------------------------------
1.: 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 .....
:
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')
中去一年的各单位电话费统计:
select * from studentinfo where not exists(select * from student where studentinfo.id=student.id) and :
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 :
delete from info where not exists ( select * from infobz where info.infid=infobz.infid )
: select * from : select a.a, a.b, a.c, b.c, b.d, b.f from a LEFT OUT JOIN b ON a.a = b.c
: select a.title,a.username,b.adddate from table a,(select max(adddate) adddate from table where table.title=a.title) b
: insert into b(a, b, c) select d,e,f from b;
: select * into b from a where 1<>1
insert into jfyb(unit,name,userid) select unit,name,userid from users从a表复制到b表
update news set 字段=replace(字段,'%查找内容%','%替换字段%') from news
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