How to swap the data of two columns in a table. both the columns containing var

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How to swap the data of two columns in a table. both the
columns containing varchar values.

Question Posted / gagan

9 Answers
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How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / nilesh

UPdate temp
set col1=col2,
col2=col1

Is This Answer Correct ?

21 Yes

15 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / ami tkumar

Sorry for previous answer.

DECLARE @temp AS varchar(50)
UPDATE swapdata SET @temp=value2,value2=value1,value1=@temp

Is This Answer Correct ?

5 Yes

3 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / mysql

sorry guys, all ur answers are not working properly.
Try to answer in one sql statement.

Is This Answer Correct ?

2 Yes

1 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / dinesh

select menu from (select m_name as menu from m_master) a
union select m_name as menu from db2 .dbo.m_master

Is This Answer Correct ?

0 Yes

1 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / dinesh

select names from
(select full_name as names from table 1) a
union
select full_name as names from table 2

Is This Answer Correct ?

0 Yes

2 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / san

create table san(empid int,empname varchar(10))
insert into san values(1'san')
update san set empid=empname,empname=empid

Is This Answer Correct ?

0 Yes

3 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / sandeep rana

create table tmp_t
(
aa varchar2(50),
bb varchar2(50)
)

--insert into tmp_t values('1','5')

select * from tmp_t

update tmp_t set aa=bb , bb=aa

Is This Answer Correct ?

7 Yes

12 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / amit kumar

select Col1,col2 into newtable

Is This Answer Correct ?

0 Yes

5 No

How to swap the data of two columns in a table. both the columns containing varchar values...

Answer / m s aptil

update tab1 set name=name1,name1=name

Is This Answer Correct ?

2 Yes

9 No

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