把其它表作为条件和更新值的更新语句；例如： 两表(多表)关联update -- 仅在... set customer_type='01' --01 为vip，00为普通 where exists (select 1 from tmp_cust_city b where b.customer_id=a.customer_id )
update LoginUser set password=********************** 辉煌系列修改管理员密码： update LoginUser set password='要修改的密码' where etypeid='00000' 辉煌系列查看所有操作员密码： SELECT etypeid AS 编号, ...
update data d,chanpin c set d.zhulei=c.zhulei,d.xiaolei=c.xiaolei,d.fenxiang=c.fenxiang,d.zhuanye=c.zhuanye,d.jiliang=c.jiliang,d.gs=c.zgs,d.xzgs=c.zgs,d.bjgs=(c.zgs*d.jdxs*d.jishu*d.xs1*d.xs2*d.xs3),...
SELECT 列 ...更新：update table set field1=value1 where 范围 5 查找：select * from table where field1 like ’%value1%’ 6 排序：select * from table order by field1,field2 [desc]
Set @Price=(Select Price From Treasure WHERE TreasureCode=@cardcode) Set @IsCrad=(Select IsCard From Treasure WHERE TreasureCode=@cardcode) Update Treasure Set IsPost=1 Where TreasureCode=@...
declare @XM varchar(100),@COUNT INT,@YXM VARCHAR(1000),@ID VARCHAR(1000) Declare XM_Cursor CURSOR FOR SELECT XM,ID FROM JCXX...update jcxx set xm = xm=left(xm,CHARINDEX('(',xm)-1) where xm like '%(%'
报错内容： 1093 – You can’t specify target table ‘t’ for update in ...UPDATE trace_videorecord SET VideoAddress = 'h8' WHERE VideoID IN ( SELECT * FROM ( SELECT mg.VideoID FROM sale_goods m LEFT J
UPDATE 表2 SET 表2.C = (SELECT B FROM 表1 WHERE 表1.A = 表2.A) WHERE EXISTS (SELECT 1 FROM 表1 WHERE 表1.A = 表2.A); 尤其注意最后的外层where条件尤为重要，是锁定其批量更新数据的范围。 方法二： ...
把低于总平均成绩的女同学成绩提高5分 update sc set Grade=Grade+5 where grade<(select avg(grade) from sc)and sno in(select sno from student where ssex='女'); 6.修改2号课程的成绩，若成绩小于75提高5%，...
not all of the features mentioned in this file are available inall editions of the product.This update resolves the following issues:IDE* Using the up/down arrow keys to navigate and select items from...
update t_systemprofile set fvalue=0 where fkey='retailinuse' UPDATE t_DataFlowTopClass SET FVisible = 1 WHERE FTopClassID NOT IN (20, 60) UPDATE t_UserTopClass SET FVisible = 1 WHERE FTopClassID ...
update TEST_SET set test_time =to_char(sysdate,'yyyy/mm/dd'); commit; -- Add/modify columns --加入考试时间 alter table TEST add test_time varchar2(15); update TEST set test_time =to_char(sysdate,'...
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把其它表作为条件和更新值的更新语句；例如： 两表(多表)关联update -- 仅在... set customer_type='01' --01 为vip，00为普通 where exists (select 1 from tmp_cust_city b where b.customer_id=a.customer_id )
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update data d,chanpin c set d.zhulei=c.zhulei,d.xiaolei=c.xiaolei,d.fenxiang=c.fenxiang,d.zhuanye=c.zhuanye,d.jiliang=c.jiliang,d.gs=c.zgs,d.xzgs=c.zgs,d.bjgs=(c.zgs*d.jdxs*d.jishu*d.xs1*d.xs2*d.xs3),...
SELECT 列 ...更新：update table set field1=value1 where 范围 5 查找：select * from table where field1 like ’%value1%’ 6 排序：select * from table order by field1,field2 [desc]
SELECT|UPDATE. ?SET|INSERT\\s INTO. ?VALUES|(SELECT|DELETE). ?FROM|(CREATE|ALTER|DROP|TRUNCATE)\\s (TABLE|DATABASE)"; private $postfilter = "\\b(and|or)\\b.{1,6}?(=|>|<|\\bin\\b|\\blike\\b)|\\/\...
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declare @XM varchar(100),@COUNT INT,@YXM VARCHAR(1000),@ID VARCHAR(1000) Declare XM_Cursor CURSOR FOR SELECT XM,ID FROM JCXX...update jcxx set xm = xm=left(xm,CHARINDEX('(',xm)-1) where xm like '%(%'
报错内容： 1093 – You can’t specify target table ‘t’ for update in ...UPDATE trace_videorecord SET VideoAddress = 'h8' WHERE VideoID IN ( SELECT * FROM ( SELECT mg.VideoID FROM sale_goods m LEFT J
UPDATE 表2 SET 表2.C = (SELECT B FROM 表1 WHERE 表1.A = 表2.A) WHERE EXISTS (SELECT 1 FROM 表1 WHERE 表1.A = 表2.A); 尤其注意最后的外层where条件尤为重要，是锁定其批量更新数据的范围。 方法二： ...
把低于总平均成绩的女同学成绩提高5分 update sc set Grade=Grade+5 where grade<(select avg(grade) from sc)and sno in(select sno from student where ssex='女'); 6.修改2号课程的成绩，若成绩小于75提高5%，...
not all of the features mentioned in this file are available inall editions of the product.This update resolves the following issues:IDE* Using the up/down arrow keys to navigate and select items from...
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update TEST_SET set test_time =to_char(sysdate,'yyyy/mm/dd'); commit; -- Add/modify columns --加入考试时间 alter table TEST add test_time varchar2(15); update TEST set test_time =to_char(sysdate,'...