Tuesday, September 6, 2011

Trigger

Create table test (Id int,Name varchar(50))
Create table tblTest (Id int,testvalue varchar(50),Name varchar(50))
Go
Create TRIGGER tritest /* change to ALTER when you edit this trigger */
ON tbltest
FOR INSERT, UPDATE /* Fire this trigger when a row is INSERTed or UPDATEd */
AS
BEGIN
UPDATE tblTest SET tbltest.testvalue=tbltest.name FROM INSERTED WHERE inserted.id=tbltest.id
END
Go
insert into tblTest values(2,'TEST','MURLI')

Sunday, September 4, 2011

SQL SERVER – Introduction to SERVERPROPERTY and example

SERVERPROPERTY is very interesting system function. It returns many of the system values. I use it very frequently to get different server values like Server Collation, Server Name etc.

Run following script to see all the properties of server.
SELECT 'BuildClrVersion' ColumnName, SERVERPROPERTY('BuildClrVersion') ColumnValue
UNION ALL
SELECT 'Collation', SERVERPROPERTY('Collation')
UNION ALL
SELECT 'CollationID', SERVERPROPERTY('CollationID')
UNION ALL
SELECT 'ComparisonStyle', SERVERPROPERTY('ComparisonStyle')
UNION ALL
SELECT 'ComputerNamePhysicalNetBIOS', SERVERPROPERTY('ComputerNamePhysicalNetBIOS')
UNION ALL
SELECT 'Edition', SERVERPROPERTY('Edition')
UNION ALL
SELECT 'EditionID', SERVERPROPERTY('EditionID')
UNION ALL
SELECT 'EngineEdition', SERVERPROPERTY('EngineEdition')
UNION ALL
SELECT 'InstanceName', SERVERPROPERTY('InstanceName')
UNION ALL
SELECT 'IsClustered', SERVERPROPERTY('IsClustered')
UNION ALL
SELECT 'IsFullTextInstalled', SERVERPROPERTY('IsFullTextInstalled')
UNION ALL
SELECT 'IsIntegratedSecurityOnly', SERVERPROPERTY('IsIntegratedSecurityOnly')
UNION ALL
SELECT 'IsSingleUser', SERVERPROPERTY('IsSingleUser')
UNION ALL
SELECT 'LCID', SERVERPROPERTY('LCID')
UNION ALL
SELECT 'LicenseType', SERVERPROPERTY('LicenseType')
UNION ALL
SELECT 'MachineName', SERVERPROPERTY('MachineName')
UNION ALL
SELECT 'NumLicenses', SERVERPROPERTY('NumLicenses')
UNION ALL
SELECT 'ProcessID', SERVERPROPERTY('ProcessID')
UNION ALL
SELECT 'ProductVersion', SERVERPROPERTY('ProductVersion')
UNION ALL
SELECT 'ProductLevel', SERVERPROPERTY('ProductLevel')
UNION ALL
SELECT 'ResourceLastUpdateDateTime', SERVERPROPERTY('ResourceLastUpdateDateTime')
UNION ALL
SELECT 'ResourceVersion', SERVERPROPERTY('ResourceVersion')
UNION ALL
SELECT 'ServerName', SERVERPROPERTY('ServerName')
UNION ALL
SELECT 'SqlCharSet', SERVERPROPERTY('SqlCharSet')
UNION ALL
SELECT 'SqlCharSetName', SERVERPROPERTY('SqlCharSetName')
UNION ALL
SELECT 'SqlSortOrder', SERVERPROPERTY('SqlSortOrder')
UNION ALL
SELECT 'SqlSortOrderName', SERVERPROPERTY('SqlSortOrderName')