Microsoft SQL Server: Programming FAQ

USE msdb
GO
CREATE TABLE ddl_log
(ID int idenity(1,1) PRIMARY KEY CLUSTERED,
 PostTime datetime,
 DB_User nvarchar(100),
 Event nvarchar(100),
 TSQL nvarchar(2000));

Create TRIGGER DDL_Notify
ON DATABASE
FOR DROP_TABLE, ALTER_TABLE,CREATE_TABLE
AS
DECLARE @data XML,
        @tableHTML  NVARCHAR(MAX) ;

SET @data = EVENTDATA()

INSERT msdb.dbo.ddl_log (PostTime, DB_User, Event, TSQL)
VALUES (GETDATE(), CONVERT(nvarchar(100), USER_NAME()),
   @data.value('(/EVENT_INSTANCE/EventType)[1]', 'nvarchar(100)'),
   @data.value('(/EVENT_INSTANCE/TSQLCommand)[1]', 'nvarchar(2000)') ) ;

SET @tableHTML =
    N'<H1>DDL Table Event</H1>' +
    N'<table border="1">' +
    N'<tr><th>Post Time</th><th>User</th>' +
    N'<th>TSQL</th><th></tr>' +
    CAST ( ( SELECT td = PostTime,       '',
                    td = DB_User, '',
                    td = TSQL, ''
              FROM msdb.dbo.ddl_log
              WHERE id = (select max(id) from msdb.dbo.ddl_log)
              FOR XML PATH('tr'), TYPE
    ) AS NVARCHAR(MAX) ) +
    N'</table>' ;

EXEC msdb.dbo.sp_send_dbmail
    @profile_name = 'Default',
    @recipients='dba@youradress.com',
    @subject = 'DDL Table Event',
    @body = @tableHTML,
    @body_format = 'HTML'

;