Using a temprary table as an array
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
631 reads
Scripts
Smooshing String Function
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
557 reads
Automate Profiler Trace with xp_trace_
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
710 reads
Get the Foreign Key Hierarchy
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
2,130 reads
Retrieve column attributes
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
139 reads
Count # occurrences of one string inside another
Scalar function 'f_contains' counts the number of times the first argument occurs within the second argument.Given: @arg1, @arg2 (both VARCHAR), @cnt INTSELECT @cnt = dbo.f_contains (@f_search_for = @arg1 , @f_container = @arg2)
2002-07-22
394 reads
Slice out string from within specified delimiters
Scalar function 'f_delimited' slices out of a passed-in string, from a specified position inside the string, that segment of it which is delimited on one or both sides by a specified delimiter.Example: Print out a segment of a 'syscomments.text' column for a stored procedure 'p_proc', representing a line of code (i.e., the segment of 'syscomments.text' […]
2002-07-22
124 reads
String-search on objects in a specified database
Procedure 'p_find_string' allows users to specify any database on a server in searching for a specified character string. Supported for string-searching: table columns, view columns, trigger, function, and procedure code. Produces a report showing: object type, owner, object name, column id (for tables and views) or what line number (for triggers, functions, and procedures), and […]
2002-07-22
148 reads
Using UDFs to avoid cursors
Let's say you have 2 tables: a Contacts table and a PhoneNumbers table (which stores all the phone numbers for each contact). You are asked to write a query that returns each contact's name and a comma-delimited string of phone numbers for each contact, something like this:FirstName LastName PhoneNumbers--------- -------- --------------------------John […]
2002-07-22
1,040 reads
Get only the ODD record values from a set
Using a Having clause I eliminate getting the EVEN rows and getting ovly the odd primary keysBy using Having (count(*) %2) = 0 I will get the even and not the odd.
2002-07-20
307 reads
Blogs
Optimizing Redshift Performance by Configuring WLM Queues
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PowerShell Strikes Back: Return of the Loop
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Welcome back to PowerShell Strikes Back. We’re three weeks in, and the training is...
Breaking Rules in Rome
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Last week I was honored with a trip to Rome for the Redgate President’s...
Forums
Merge Replication failing with Error converting data type nvarchar to numeric
After upgrading 2 Merge Replicated databases to SQL 2022 and re-establishing the Merge Replication...
Why Your Index Isn't Being Used? - Reading Execution Plans to Find the Real Culprit
Comments posted to this topic are about the item Why Your Index Isn't Being...
Distance Metric Algorithms
Comments posted to this topic are about the item Distance Metric Algorithms
Question of the Day
Distance Metric Algorithms
What are the distance metric algorithms that can be used in VECTOR_DISTANCE()?
See possible answers