After going through development and test cycles it can be laborious to have to go and reset identity properties on tables (Yawn!!) So I wrote a script to do it. It has two parameters database name and identity start value. It basically checks the identity value with the number of rows in the table. if […]
2002-10-06
352 reads
The usual practice, when we need some test data, is to employ the pseudo-random built-in function RAND(). We usually use it to produce a random value in some range and it produces these values with the same probabilities. Sometimes we need more "realistic" data when some values are more probable than others are. In this […]
2002-10-04
295 reads
Pivot a table from vertical rows to horizontal results with a single select statement; no cursor.
2002-10-04
2,427 reads
Ever needed to pause in a SQL script? Or wanted to simulate a long running process for testing? This stored procedure accepts an integer and pauses for that many seconds.
2002-10-04
1,257 reads
I use this script on some (not all) databases to backup the Logs when they reach a certain level of being full. For example, when the log is 60% full the log will be backed up.Change the ????? values and this script is ready to go.
2002-10-03
584 reads
This SP will generate the frequency of each occurrence in a field or for every field in a table. The syntax isexex sp_freqall , , , , for example:exec sp_freqall utems2000_2001, null,lastname, 100would return a table (with a field name and a count) for each field in the utems2000_2001 table, except the lastname field and […]
2002-10-03
250 reads
This script can be used on SQL Server 2000 databases. Some minor modifications are needed for SQL Server 7.0. This will report the DBCC SHOWCONTIG values for all the user tables, in all the databases on the server.
2002-10-03
484 reads
This stored procedure will find all sprocs, views and tables that have been misnamed (not owned by DBO) and change the ownership to DBO. Executes sp_changeobjectowner to change the object owner for each object in the database.
2002-10-02
601 reads
Sometimes it is usefull to log stuff in SQL server while stored procs are running. If a long stored proc runs you sometimes want to be able to log a message in a loggin file. But what if a rollback occurs.... The message is lost as well.Here is a method to set up a seperate […]
2002-10-01
751 reads
This stored procedure checks the sizes of one or all databases (including total data, total log, data used/free, data used/free percentage, log used/free, log used/free percentage). If a database name is provided, it will only check the given db. If no parameters provided, all dbs will be checked and the total size of all dbs […]
2002-10-01
1,044 reads
When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Comments posted to this topic are about the item Server-Level Table sizes
Comments posted to this topic are about the item Optional Parameter Plan Optimization in...
There is a table tmp_tab:
CREATE TABLE tmp_tab ( id int, val int );
INSERT INTO tmp_tab VALUES (1, 1), (2, NULL), (3, 3), (4, 4), (5, 5);You want to order the rows ids by the following expression:
ISNULL(val, id) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers