Maintenance and Management

Technical Article

detect different datatypes

  • Script

-  a simple and handy script that finds what differences might exists between the fields in your database that have the same name.I was wondering why my execution plans where different  for tables with the same  field names and the same indexes,statistics etc... because the syetem was converting my fields in the WHERE statement. -  […]

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2003-06-08

115 reads

Technical Article

How to get ColumnNames, datatypes and length

  • Script

This is a followup to the script submitted by srallapalli. One can return a record set of all tables in a database using the following:USE MyDatabaseSELECT so.name AS TableName, sc.name AS ColumnName,  st.name AS ColumnDatatype,  convert(int, sc.length) AS ColumnLength FROM syscolumns sc, sysobjects so , systypes st WHERE so.type='U' AND OBJECTPROPERTY(so.id,'ismsshipped') = 0 AND sc.id=so.id […]

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2003-05-10

152 reads

Technical Article

truncate logs regularly

  • Script

It is a painful experience for all us administrators to truncate logs regularly. I just created a job to executesp_msforeachdb "use ?; backup log ? with truncate_only ; dbcc shrinkfile(2,5)"on all the servers at frequent intervals. It has saved me a lot of time. hope it helps you too.n.b: I assume that file id 2 […]

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2003-04-18

323 reads

Technical Article

Get the Foreign Key Hierarchy 2

  • Script

This procedure is just another approach for getting a list of tables defined in a database, ordered by dependency on other tables based on foreign key relationship.I used it for a deployment process, where the TABLE create scripts must be executed in the correct order,because the foreign key constraints are specified in the create script […]

(2)

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2003-04-18

380 reads

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Question of the Day

Restoring On Top I

I am doing development work on a database and want to keep a backup so I can reset my database. I make some changes and want to restore over top of my changes. When I run this code, what happens?

USE Master
BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak'
GO

USE DNRTest
GO
CREATE TABLE MyTest(myid INT)
GO
USE master
RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACE

See possible answers