Maintenance and Management

Technical Article

Eliminate Duplicates

  • Script

This will find and delete all duplicate rows. You can refine the granularity of uniqueness by including more columns than just the Primary Key. If you are picky about which rows you want to delete, don't use this. Instead use the 'Find Duplicates' script I just submitted and then delete manually.

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2002-05-24

1,093 reads

Technical Article

Find Duplicates

  • Script

Find duplicates in any table, and report the number of duplicates. Enter in the table name, and the field or fieldsfor which there should only be one row for each of that field, but you suspect are more. For example, if an employee table has more than one record for an employeethis will find any […]

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2002-05-24

588 reads

Technical Article

Check in New DDL to SourceSafe

  • Script

Rather than invent (or learn) a whole new set of tools to preserve and version all DDL underneath our databases, we decided to use SourceSafe (something we're already using for all other source code). -- We've developed this VBscript to run nightly; it recreates object-level DDL in a given database and compares each object's script […]

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2002-05-09

154 reads

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Question of the Day

A Big PK

In SQL Server 2025, how many columns can be included in a Primary  Key constraint?

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