Soundex is not particularly good, So here is a better name matching algorithm.Add an: ALTER TABLE Contacts ADD DoubleMetaphone AS dbo.DoubleMetaPhone(Contacts.Surname)and then you can use this for de-duplicating contact data.
2002-03-21
1,614 reads
Display disk space, unallocated space in every your database and write resutl in table USED_DISK for analisys
2002-03-19
2,125 reads
The script mentioned below will export data in all tables into textfiles to a physical path on your system using BCP utility from a Database. The sql commands used in this stored procedure are BCP utility,Identity function and temporary tables. Here you required to give 4 input parameters, they […]
2002-03-15
2,220 reads
Use this script to find tables, views, stored procedures that directly reference a column in the SELECT statement or in a join. This script will also return stored procedure and view names that have SELECT * in them when the specified column exists in the table referenced by that SELECT statement.
2002-03-15
1,065 reads
SP_WASTED_SPACE will run through each column in your database and print a report of all the character columns. It will then print a report with :* The maximum length that a column is storing* The average length of data stored in each column* The amount of wasted space in each column* Hints on how to […]
2002-03-14
1,141 reads
This procedure will display the rows, reserved, data, index and unused space used in KB for all user tables in the database. The idea is to call sp_spaceused repeatedly. Limitation: certain versions of sp_spaceused will truncate the table name to 20 characters.Speed will depend on current activity level and locking in the database. It will […]
2002-03-14
403 reads
Drop all indexes, constraints and statistics for given table.
2002-03-14
1,204 reads
Generates a XML document containing metadata on a specified table. Table name is provided to the procedure.
2002-03-13
589 reads
This procedure when executed with the correct parameters, backs up a database in the specified directory pathUsage :exec USP_BACKUPDATABASE databasename, directory_path
2002-03-12
591 reads
This short and simple script is a very fast way to count the rows in all your indexed tables. I ran it against a 2-gigabyte database containing large tables (some with over a million rows!), and it returned results in under a second.
2002-03-12
2,887 reads
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
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I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers