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Topics: duplicates

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How to find duplicate records in MySQL across multiple columns

By sarahkim : 09 November 2009 - 04:57 PM
We have a MySQL 4 table of authors with separate first name and last name columns. I wanted to get a list of all possible duplicates (authors in the table with the exact same first name and last name...
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- mysql
- duplicates
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How to Reduce Duplicate Content Issues

By MaryO : 02 November 2009 - 12:29 PM
Duplicate content is sub-optimal and can result in a lower ranking. The following excerpt from The Art of SEO can help you identify, diagnose, and cure your duplicate content issues. Duplicate cont...
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How to remove duplicate lines with regular expressions

By StevenLevithan : 30 October 2009 - 08:35 AM
There is a variety of software (including the Unix command-line utility uniq and Windows PowerShell cmdlet Get-Unique) that can help you remove duplicate lines in a file or ...
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How to Avoid Duplicate Entries in a Column with Excel

By CurtFrye : 12 October 2009 - 12:15 PM
I take inbound calls at a tech-support center, and we track the various callers by recording their phone number in a spreadsheet. The number of different callers is supposedly vital information, and m...
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