Have you faced a situation where you want to have the latest currency rates available upto a particular date. Normally you may have to run sub queries but derived tables is the easiest way to do.
2002-04-04
316 reads
The fastest way of getting LastDayPreviousMonth / FirstDayCurrentMonth
2002-04-04
209 reads
Sample script header to use to describe a stored procedure. This is a piece of the one I use but needs modification for each environment.
2002-04-04
1,260 reads
This procedure will let you execute existing stored procedure with several sets of multiple parameters like: exec _ParamSplit_SP 'ColorSP', "258,'RED';367,'BLUE';125,'GREEN'",";" it will be the same as exec ColorSP 258,'RED' exec ColorSP 367,'BLUE' exec ColorSP 125,'GREEN'Created for SQL 7
2002-04-03
878 reads
The script calculates the end and the beginning of the last, the current and the next months.
2002-04-01
1,017 reads
2002-04-01
793 reads
This script would help find primary key, foriegn key, unique constraints, check constraints on a table. With slight modification you can use it to find various information about a table.
2002-04-01
607 reads
2002-04-01
706 reads
This script would help you find users, their logins, roles etc in a database.
2002-04-01
360 reads
Under special circumstances, it could happen that database contains "orphan" records. Data in dependant table exists without it's "parent" record in a master table. It could be caused by a bulk insert operation without CHECK_CONSTRAINTS option, or by disabling foreign key for a while or adding a foreign key to a table that already contains […]
2002-03-27
239 reads
By Steve Jones
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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