/SQL/Sql server: how to concatenate column data using comma

Sql server: how to concatenate column data using comma

 DECLARE @SQL AS VARCHAR(8000)
SELECT @SQL = ISNULL(@SQL+',','') + ColumnName FROM TableName
SELECT @SQL

Source: stackoverflow.com

Sql server: how to concatenate column data using comma

DECLARE @CarList nvarchar(max);
SET @CarList = N'';
SELECT @CarList+=CarName+N','
FROM dbo.CARS;
SELECT LEFT(@CarList,LEN(@CarList)-1);

Source: stackoverflow.com

Sql server: how to concatenate column data using comma

declare @aa varchar (200)
set @aa = ''

select @aa = 
    case when @aa = ''
    then CarName
    else @aa + coalesce(',' + CarName, '')
    end
  from Cars

print @aa

Source: stackoverflow.com

Similar codes

0 vote184 views3 answers
Drop table operation failed on table 'TableHistory' because it is not supported operation on system-versioned temporal tables.
SQL
0 vote184 views1 answer
Version_info, _mysql.version_info, _mysql.__file__ NameError: name '_mysql' is not defined
SQL
5 votes185 views1 answer
Commentaire table oracle
SQL
1 vote277 views1 answer
Column with prefix in sql
SQL
1 vote188 views1 answer
Postgres first_value in gropby
SQL
1 vote172 views1 answer
Error code 1175 mysql fix
SQL
0 vote191 views1 answer
Replace content value from old to new sql
SQL
0 vote181 views1 answer
How to check xampp mysql password
SQL
0 vote167 views1 answer
Lister les index d'une table oracle
SQL
0 vote198 views1 answer
Mysql default tls v1.3 ciphersuites
SQL