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Selecting empty columns - Mailing list pgsql-sql

From Hans-Jürgen Schönig
Subject Selecting empty columns
Date
Msg-id 3A239986.E7D70B61@cybertec.at
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Responses Re: Selecting empty columns
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How can I retrieve empty columns from a table?
The affected column is int4, some row do have values, others are empty -
how can those empty ones be retrieved and updated to 0
   Hans

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