How can you compare two tables -- say, table A and table B and determine if their content is the same? Assuming that A and B have same structure, here's how:First, from set theory, recall that: If ((|A| = |B|) && |A U B| = |A|)) ====>>> A = B |A| = NUMBER of rows […]
2002-08-07
1,485 reads
I liked the script of using a table as an array. But Didn't liked the cursor in it so I rewrote the script so that it uses a memory table.I tested it in the Query analyzer and this one is indeed faster. So all the people out there yelling that a memory table is faster […]
2002-08-07
1,239 reads
We are constantly having to drop indexesfrom tables while repopulating the datain the table. We then have to rebuild the indexes as they were before dropping them.This requires writing a custom drop and recreate index script for each unique situation. If we tryto write scripts ahead of time as soon as the indexing schemechanges on […]
2002-08-06
952 reads
There is a un-documented stored procedure in msdb called sp_reassign_dtspackageowner. Unfortunately, this requires a package name and will only work on one at a time. If one developer is taking over for another, it may be helpful to change all of Bob's dts packages over to Jim. The following procedure will do just that.Not sure […]
2002-08-05
452 reads
this scripts presents the way to retrieve from a given result set the values given n where n determines that the Nth value,2N th values , 3Nth value will be returnedin the example n = 3 the returning rows are 22,32,42the given set is 20,21,22,30,31,32,40,41,42
2002-08-01
438 reads
This script is used to extract from a temprary table with long string all elements in an array formatlength of 15 chars is assumed.
2002-08-01
620 reads
Smooshing - The act of removing all non-alphanumeric characters from a string. We have found several areas of our application where we need to perform cleaning on strings. The following is a SQL function which can be used to remove any non-alphanumeric characters. To use the function create the script and then SELECT dbo.fn_SmooshIt('B?\RU.,C>}E') will […]
2002-07-26
548 reads
Instead of interactively running profiler, you can use built in stored procedures to obtain the same results. You can even schedule the execution of the trace and output to a designated output file.
2002-07-25
699 reads
This script will run through the foreign keys on tables to produce a hierarchy of the tables in a database.This is useful when you need to purge and repopulate test databases with foreign key contraints
2002-07-24
2,113 reads
Given database, owner, table, and column names, this procedure returns one from among several column attributes such as type definition, defaults, and other types of constraints. E.g., to retrieve the type definition of the 'pubs' database's 'author.address':DECLARE @attrib VARCHAR (500) , @msg VARCHAR (8000)EXEC p_get_column_attribute 'TYPEDEF' […]
2002-07-24
129 reads
By Steve Jones
I’m starting a long trip at Boston this weekend. I’ll be there Saturday speaking,...
As a data & AI strategist who’s seen countless projects succeed and fail, I...
By SQLPals
Set Theory vs. Batch Mode in SQL Server Not long ago,...
Comments posted to this topic are about the item Changing the Recovery Time
Comments posted to this topic are about the item Getting More Time from AI
Comments posted to this topic are about the item When Page Prefetching Takes a...
I want to change the recovery time for a database running on SQL Server 2022. What are my options for setting the value in my ALTER DATABASE statement. If I run this code, what can I use in place of the xxx to define what 12 means?
ALTER DATABASE Finance SET TARGET_RECOVERY_TIME = 12 xxx;See possible answers