LXer: Duplicate records differing only in unique identifiers
by LXer from LinuxQuestions.org on (#5R78T)
Published at LXer:
There's a big data table with lots of fields and lots of records. Each record has one or more unique identifier field entries. How to check for records that are exactly the same, apart from those unique identifiers? I've been tinkering with this problem for years, and I described a fairly clumsy method in a 2020 blog post. Here I present a much-improved command-line solution.
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There's a big data table with lots of fields and lots of records. Each record has one or more unique identifier field entries. How to check for records that are exactly the same, apart from those unique identifiers? I've been tinkering with this problem for years, and I described a fairly clumsy method in a 2020 blog post. Here I present a much-improved command-line solution.
Read More...