Often in development environment you want to truncate all the tables to insert new data from production, but you cannot do easily as there were a bumch of Foreign Keys and triggers. Dropping all triggers and FK's and then recreating them again is a tedious job. That to dropping and recreating FK's in a particular […]
2006-09-19 (first published: 2006-08-31)
259 reads
Below script will Get SQL job status for all servers running on the same network. All you have to do is create a linked server with msdb on local machine. Executing this script will give you all job status on any number of servers. Good for an environment where a DBA had to see job […]
2006-09-20 (first published: 2006-08-25)
756 reads
2006-10-26 (first published: 2006-08-25)
869 reads
Perl script that reports SQL Server AD accounts which are now longer valid by verifying the output of sp_validlogins system stored procedure against SID stored in AD. This is done to ensure only accounts that do not exist are reported since sp_validlogins will only check the name and not SID against AD. Accounts that are […]
2007-02-12 (first published: 2006-08-08)
249 reads
Use this script ot be able to create DB Maintenance Plans fast. If you need to create the plans on servers similarly set up, edit the required parameters once, and when you create a new plan, you will only need to specify a database name and one task start time, run the script and the […]
2007-02-05 (first published: 2006-08-07)
985 reads
This script will list out database(s) which has Unallocated space in negative and also generate script for correcting these.DBA needs to run the generated script to correct problem.
2007-02-07 (first published: 2006-07-27)
223 reads
This Script is used to reset the Identity coloumn to whatever the value we required. We need to compile this procedure in the database where we required to ressed the Identity coloumns of every table. After compiling we need to execute this procedure with a parameter of integer value. Then it will reseed the Identity […]
2006-08-29 (first published: 2006-07-26)
214 reads
I know there are several scripts out there showing you on how to create a data dictionary... I created this script for creating a data dictionary for SQL 2005. It stores the data into a table in the database that you choose. The script only stores the table name, column name, default value of the […]
2006-10-24 (first published: 2006-07-06)
3,128 reads
This script is used to find out the free space in database filegroups and store output into a text fileInputs: database name, threshold value in percent, output file.
2007-02-09 (first published: 2006-07-01)
317 reads
2006-07-04 (first published: 2006-06-28)
177 reads
By Steve Jones
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We create the following table and then insert some records in it:
create table t1 ( id int primary key, category char(1) not null, product varchar(50) ); insert into t1 values (1, 'A', 'Product 1'), (2, 'A', 'Product 2'), (3, 'A', 'Product 3'), (4, 'B', 'Product 4'), (5, 'B', 'Product 5');What happens if we execute the following query in both Sql Server and PostgreSQL?
select id,
category,
string_agg(product, ';')
over (partition by category order by id
rows between unbounded preceding and unbounded following) as stragg
from t1; See possible answers