How to return a value into variable from dynamic SQL in SQL server

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SQL

DECLARE @sqlCommand nvarchar(1000)

DECLARE @countnumber int = 0

SET @sqlCommand = 'Set @countnumber = (SELECT count(*) from dsnv)'

EXEC (@sqlCommand)

print @countnumber ;

But i get error

What I have tried:

SQL

DECLARE @sqlCommand nvarchar(1000)

DECLARE @countnumber int = 0

SET @sqlCommand = 'SELECT count(*) into @countnumber from dsnv'

EXEC (@sqlCommand)

print @countnumber ;

But i get error

Posted 24-Jun-16 15:30pm

Member 12509422

Updated 24-Jun-16 18:45pm

PIEBALDconsult

v2

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Karthik_Mahalingam · Accepted Answer · 2016-06-24T17:04:00

Solution 1

try this, using sp_executesql[^]

SQL

DECLARE @sqlCommand nvarchar(1000)
DECLARE @countnumber int = 0
SET @sqlCommand = 'SELECT @countnumber=count(*) from [dsnv]'
EXEC sp_executesql  @sqlCommand ,N'@countnumber int out' , @countnumber out
select @countnumber ;
print @countnumber

Posted 24-Jun-16 17:04pm

Karthik_Mahalingam