This script returns a description of the database with references to all tables in the database with keys listed. If the column description has been filled out the listing includes that text.If you want to get a report on the structure of each database, just add this script to each database, and then use a […]
2003-08-14
846 reads
2003-08-14
225 reads
This function is similar to the ISNUMERIC native function, but tests for a valid integer. ISNUMERIC can return false positive results when testing for a valid integer. For example this select returns a value of 1 (true):select isnumeric('3d8')For 6.x and 7.0, you can easily convert it to a procedure.
2003-08-14
3,076 reads
These four scripts list concise information about all Default, Check, Unique, Foreign Key, and Primary Key constraints for the database in which they are run. With minor column modifications, they could easily be unioned to provide a single list. The usual caveat applies about directly accessing system tables. They may change in future versions and/or […]
2003-08-14
1,143 reads
Very simple and straightforward script that creates a temporary table and fills it with prime numbers from 1 to the upper bound you specify. May be useful for educational purposes or even some cryptography applications.
2003-08-14
175 reads
This VBScript script lets you display the available disk space in each one of your administered DB servers.You have to call it with ONE argument: the filename of an archive that contains a list of known servers over which you have administration permissions. If you program VBScript, you can put alarms when any drive goes […]
2003-08-13
445 reads
This little utility comes in handy if you do a lot of SQL coding. Given a table name, it'll return four results: The names of the columns, the names with their datatypes, the list of columns with each one set to an identically-named variable, and a list of variables with the same names as the […]
2003-08-12
231 reads
Takes a simple string of delimited values, and returns a table type of the values stripped out. This can be easily incorporated in existing SQL statements utilising standard joins. Classic example of a UDF returning the TABLE data type.
2003-08-10
454 reads
The server goes down and you are scrambling to remember settings, file names, locations, etc. about your databases on that server. This script captures that useful information before a serious problem occurs. I run it as an OSQL (ISQL) job and send the output file to my backup folder so the infomation goes to tape […]
2003-08-07
699 reads
It is sometimes necessary to have information regarding the database objects like stored procedures and triggers for e.g. we need to get information about a stored procedure like what paramters it has and so on.The sp_help system stored procedure comes in handy.What this store procedure does is that it returns result set. The result will […]
2003-08-07
198 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