It is quite often that we need to find Nth (5th or 8th or 10th) maximum or minimum number of record from the record set. The solution is different in MS SQL than in Oracle because we have RowNum in Oracle. Some time ago I got the same problem with a massive table of more […]
2005-07-22 (first published: 2005-07-05)
1,072 reads
Script lists 'First day of the week','Last day of the week','Last day of the month' and 'First day of the month'
2005-07-21 (first published: 2005-07-07)
688 reads
There was a problema user was reflecting http://groups.yahoo.com/group/sqlcon/message/1119What I did was following steps1. Divide the count of table into segments for divide2. Then use the even Odd functionality for smooth looping3. Use a simple while loop and SET ROWCOUNT functionality for further deletions across table with checkpoint4. It saved the log swell up and resources […]
2005-07-20 (first published: 2005-07-07)
299 reads
First Day of the Month, First Weekday, Total Days in this Month, Days In First WeeK, Days In Last Week,Total Weekend Days sample output: Given Date:Jul 16 2005 12:00AM First Day of the Month:7/1/2005 First Weekday (sun=1,sat=7):6 Total Days in this Month:31 Days In First Week:2 Days In Last Week:1 Total Weekend Days:10
2005-07-15 (first published: 2005-06-21)
231 reads
Split function accepts a string and a delimeter.It divides the string in words by the delimeter.
2005-07-14 (first published: 2005-06-22)
370 reads
Have you tried using DTS to load a database and those pesky foreign keys mess you up? This is actually two scripts, one to generate the SQL needed to drop all the Foreign Keys in a database and another to Add the Foreign Keys back when you are done. I've thrown in Disabling and Enabling […]
2005-07-13 (first published: 2005-06-22)
3,084 reads
I use this script to shrink the log files for development databases. The intention is keep the log files as small as possible when the database is not in use. By scheduling this script I can control when it happens as oppose to using auto shrink.
2005-07-08 (first published: 2005-06-29)
2,539 reads
forums question came up where someone needed to search every varchar/char field in the database, and find any table/field that had a specific value (ie ip address, email, servername) we all agree that a monster scan like this is bad, but bad or not, sometimes you need to do it.it returns results that look something […]
2005-07-07 (first published: 2005-06-29)
278 reads
Import database from source server using full and transaction log backups as recorded in msdb. Use it to import one or more databases to your development environment, to test your backups regularly or to move databases to a new server. To move to a new server, take a transaction log backup and put all in […]
2005-07-04 (first published: 2005-07-01)
239 reads
Full and Differential Backup of Select Databases with Calculating Disk Space and Checking if a Database is in Use With Selections
2005-06-28 (first published: 2005-05-27)
647 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